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IntroductionIntroduction: 
BrandBrand name of the device. This may match with the manufacturer Samsung
ModelOne or more (separated by /) specific model name identifies this device. This field often includes Model Code too which can be separated SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991A
BriefBrief Introduction: One or two sentences which enumerates some important attributes of the specifc device variant described by this datasheet
AI-powered triple-lens pro-grade camera is designed for those times when you want to be more intentional and have more creative control. UWB 5G dual.. ››
ReleasedFirst official market release date in (year, month) 2021 Jan 29
AnnouncedDate of the official announcement (year, month) 2021 Jan 14
Hardware DesignerThe company which designed this device Samsung Electronics
ManufacturerThe company which produces this device Samsung Electronics
CodenameThe codename internally identified the design project of this product. Model variants of the same model are identified and linked to each other via the same Codename Samsung Unbound M1
OEM IDThe OEM ID is internal code and refers to a specific variant of the model series G991UZIAATT
General ExtrasHardware extras like stylus, kickstand, rotatatble screen, rotatable keyboard, haptic feedback, etc.  Haptic touch feedbackHaptic (inlcuding kinesthetic) touch device applies forces and vibrations to give feedback to the user when tapping the touchscreen
Device CategorySmartphone, tablet, smart watch, PDA, palmtop, etc.  SmartphoneCallular voice-capable usually touchscreen mobile computer which natively runs third-party apps.

Physical AttributesPhysical Attributes: 
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 71.2 mm
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 151.7 mm
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 7.9 mm
DimensionsAll dimensions are maximal values (measured between the furthest points of the device) in closed state 2.80x5.97x0.31 inches
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 171 g
6.03 ouncesThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in ounces

Software EnvironmentSoftware Environment: 
PlatformThe family of the operating system like Android, iOS, Windows Phone/Mobile, Palm OS, etc.  Android
Operating SystemPre-installed (usually embedded) operating system which the device was released with. Google Android 11 (R)Google Android 11 (R)
One UI 3.1Subversion, update version, user interface, defualt language, etc.
Software ExtrasNavigation software, voice recognition, face recognition, personal assistant app, etc.  Voice Command , Business card recognitionThis feature allows the device to scan and recognize (OCR) a physical businass card with the built-in camera and a business card recognizer software. , Navigation softwarepre-installed , Augmented Reality (AR) , Virtual Reality (VR) support , Intelligent personal assistantLearning personal assistant based on artificial intelligence (AI) , Voice RecognitionUser identification by voice , Face RecognitionFace identification by built-in camera

Application processor, ChipsetApplication processor, Chipset: 
CPU ClockFrequency of the square signal which schedules the internal operation of microprocessor (synchronous sequential logic). The current consumed by the processor is approximately proportional to clock rate. 2842 MHz
CPUManufacturer part number and most important characteristics of the IC which includes the main application processor or processors Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 2021, 64 bit, octa-core, 5 nm, Qualcomm Adreno 660 GPUQualcomm Snapdragon 888 5G SM8350 (Lahaina), 2021, 64 bit, octa-core, 5 nm, Qualcomm Adreno 660 GPU

Operative MemoryOperative Memory: 
RAM TypeType of volatile memory IC which specifies RAM architecture, timing characteristics, refresh mode, voltage levels and physical design of the IC. Two major types of random-access memory is static RAM (SRAM) periodically refreshed dynamic RAM (DRAM).  LPDDR5 SDRAM
3200 MHzClock frequency of the RAM databus (not necessarily equivalent to data transfer frequency). The width of the databus (e.g. 64 bit), RAM type (e.g. DDR SDRAM), number of channels and clock rate (e.g. 200 MHz) determines peak transfer rate
RAM Capacity (converted)RAM capacity in binary bytes (KiB: 1024 bytes, MiB: 1024 KiB, GiB: 1024 MiB) 8 GiB RAM

Non-volatile MemoryNon-volatile Memory: 
Non-volatile Memory InterfaceInterface (e.g. UFS 2.0, eMMC 5.1, moviNAND) which determines physical layer (width, clock rate, lanes, protocol) of data transfer between the application processor and the NV memory  UFS 3.1UFS 3.1 (released as JESD220E in 2020) defines single-lane 1.45 GB/s or dual-lane 2.9 GB/s NAND flash EEPROM interface
Non-volatile Memory Capacity (converted)The value of ROM capacity converted to the most appropriate units (KiB: 1024 bytes, KB: 1000 bytes, MiB: 1024 KiB, MB: 1000 KB, GiB: 1024 MiB, GB: 1000 MB) 128 GB ROM

DisplayDisplayAll parameters that related to display
Display HoleNumber of in-display camera or sensor holes 1-hole
Display DiagonalThe distance measured between the furthest corners of the display. In case of display with rounded edges this refers to the diagonal of the smallest bounding rectangle. 158.4 mm
6.2 inchDisplay Diagonal in inches
ResolutionHorizontal and vertical resolution of the primary display. In case of display with rounded edges this refers to the smallest bounding rectangle. 1080x2400
Horizontal Full Bezel WidthDefined as the sum of width of left and right vertical display bezels. If the display panel is located in the middle width of left and right bezels are the same and their width is the half of the full bezel width. 6.2 mm
Display Area UtilizationRegular display area per regular front panel area ratio. This approximated indicator does not count with possible rounded corners (neither on front panel nor on display) or display notches, holes. 86.9%
Pixel DensityIndicates the number of pixels per inch 422 PPI
Display TypeDisplay technology, e.g. Color/ monochrome e-ink, STN, PM-OLED, AM-OLED, TN-TFT, IPS TFT, ASV TFT, MVA TFT, PVA TFT, PLS TFT  AM-OLEDColor AM-OLED (Active Matrix - Organic Light-emitting Diode) display techology. display
Display SubtypeBrand name of the subtype/technology of the screen like Super AMOLED, SLCD2/3/5, Retina Display, Reality Display, ClearBlack, etc.  Dynamic AM-OLEDDynamic AM-OLED is an improved type of Super AM-OLED display technology developed by Samsung with dynamic tone mapping for HDR10+ support
Number of Display ScalesMaximal number of displayable colors or scales 16.8M
Display Refresh RateFrame refresh frequency of the main display 120 Hz
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass  Gorilla Glass VictusIntroduced in 2020

Graphical SubsystemGraphical Subsystem: 
Graphical ControllerManufacturer and part number of the graphics controller IC or commercial name of the intellectual property (IP) if the graphics controller is the part of a chipset Qualcomm Adreno 660
GPU Clock:  840 MHz

Audio/Video InterfacesAudio/Video Interfaces: 
A/V OutAudio/Video outputs form a heterogeneous group of interfaces that allow the user to connect the device to various external analog/digital multimedia devices (monitors, projectors, HD TVs) and play multimedia content. For example: MHL, DisplayPort, HDMI, e  DisplayPort
USB Type-C reversiblePhysical interface of the A/V out port. For example: HDMI D, USB-C, micro-USB or DB25

Audio SubsystemAudio Subsystem: 
Microphone(s)Analog or digital sound receiver. Main applications: voice calls, active noise cancellation, voice command, voice/video recording, voice identification  stereo
Loudspeaker(s):   stereo
Audio Output:   USB Type-C

Cellular PhoneCellular Phone: 
Supported Cellular BandsList of supported cellular networks with band names. For example GSM900 refers to the GSM system with the 890-915 MHz uplink and 935-960 downlink bands.  GSM850GSM850 phones support GSM 850 MHz (B5) band (downlink: 869.2 MHz - 894.2 MHz, uplink: 824.2 MHz - 849.2 MHz) , GSM900GSM900 phones support P-GSM (Primary GSM) 900 MHz (B8) band (downlink: 935.0 MHz - 960.0 MHz, uplink: 890.0 MHz - 915.0 MHz) and may support E-GSM (Extended GSM) 900 MHz band (downlink: 925.0 MHz - 960.0 MHz, uplink: 880.0 MHz- 915.0 MHz. , GSM1800GSM1800 phones support GSM / DCS / PCS 1800 MHz (B3) band (downlink: 1805.2 - 1879.8 MHz, uplink: 1710.2 - 1784.8 MHz). , GSM1900GSM1900 phones support PCS 1900 MHz (B2) band (downlink: 1930.2 - 1989.8 MHz, uplink: 1850.2 - 1909.8 MHz) , UMTS2100 (B1)UMTS2100 phones support UMTS 1900 / 2100MHz (IMT, also refferred as UMTS Band I) band (downlink: 2112.4 - 2167.6 MHz, uplink: 1922.4-1977.6 MHz) , UMTS1900 (B2)UMTS1900 phones support UMTS 1900MHz (PCS, also refferred as UMTS Band II) band (downlink: 1932.4 - 1987.6 MHz, uplink: 1852.4-1907.6 MHz) , UMTS1700/2100 (B4)UMTS1700/2100 phones support UMTS 1700 / 2100 MHz (AWS, also refferred as UMTS Band IV) band (downlink: 2112.4 - 2152.6 MHz, uplink: 1712.4-1752.6 MHz) , UMTS850 (B5)UMTS850 phones support UMTS 850 MHz (CLR, also refferred as UMTS Band V) band (downlink: 871.4 - 891.6 MHz, uplink: 826.4 - 846.6 MHz) , UMTS900 (B8)UMTS900 phones support UMTS 900 MHz (UMTS Band VIII) band (downlink: 927.4 - 957.6 MHz, uplink: 882.4-912.6 MHz) , LTE2100 (B1)LTE2100 phones support LTE 1900 / 2100MHz (IMT, also refferred as LTE Band 1) band (downlink: 2110 - 2170 MHz, uplink: 1920 - 1980 MHz) , LTE1900 (B2)LTE1900 phones support LTE 1900 MHz (PCS , also referred as LTE Band 2) band (downlink: 1930 - 1990 MHz, uplink: 1850 - 1910 MHz) , LTE1800 (B3)LTE1800 phones support LTE 1800 MHz (LTE Band 3) band (downlink: 1805 - 1880 MHz, uplink: 1710 - 1785 MHz) , LTE1700/2100 (B4)LTE1700/2100 phones support LTE 1700 / 2100 MHz (AWS also referred as LTE Band 4) band (downlink: 2110 - 2155 MHz, uplink: 1710 - 1755 MHz) , LTE850 (B5)LTE850 phones support LTE 850 MHz (LTE Band 5) band (downlink: 869 - 894 MHz, uplink: 824 - 849 MHz) , LTE2600 (B7)LTE2600 phones support LTE 2600 MHz (LTE Band 7) band (downlink: 2620 - 2690 MHz, uplink: 2500 - 2570 MHz) , LTE900 (B8)LTE900 phones support LTE 900 MHz (LTE Band 8) band (downlink: 925 - 960 MHz, uplink: 880 - 915 MHz) , LTE700 (B12)LTE700 phones support LTE 700 MHz (LTE Band 12) band (downlink: 728 - 746 MHz, uplink: 698 - 716 MHz) , LTE700 (B13)LTE700 phones support LTE 700 MHz (LTE Band 13) band (downlink: 746 - 756 MHz, uplink: 777 - 787 MHz) , LTE700 (B14)LTE 700 PS phones support North-American LTE Band 14 band (758 - 768 MHz downlink, 788 - 798 MHz uplink) , LTE800 (B18)LTE800 phones support LTE 800 MHz (LTE Band 18) band (downlink: 860 - 875 MHz, uplink: 815 - 830 MHz) , LTE800 (B19)LTE800 phones support LTE 800 MHz (LTE Band 19) band (downlink: 875 - 890 MHz, uplink: 830 - 845 MHz) , LTE800 (B20)LTE800 phones support LTE 800 MHz (LTE Band 20) band (downlink: 791 - 821 MHz, uplink: 832 - 862 MHz) , LTE1900 (B25)LTE1900 phones support LTE 1900 MHz (LTE Band 25) band (downlink: 1930 - 1995 MHz, uplink: 1850 - 1915 MHz) , LTE850 (B26)LTE850 phones support LTE 850 MHz (LTE Band 26) band (downlink: 859 - 894 MHz, uplink: 814 - 849 MHz) , LTE700 (B28)APT700 phones support LTE 700 MHz (LTE Band 28) band (downlink: 758 - 803 MHz, uplink: 703 - 748 MHz) , LTE700 (B29)LTE Band 29 band (downlink: 716 - 728 MHz) is for carrier aggregation , LTE2300 (B30)LTE Band 30 band (downlink: 2350 - 2360 MHz, uplink: 2305 - 2315 MHz) , TD-LTE2600 (B38)TD-LTE 2600 MHz phones support TD-LTE 2600 MHz (LTE Band 38) band (2570 - 2620 MHz) , TD-LTE1900 (B39)TD-LTE 1900 MHz phones support Chinese TD-LTE 1900 MHz (LTE Band 39) band (1880 - 1920 MHz) , TD-LTE2300 (B40)TD-LTE 2300 phones support Chinese TD-LTE 2300 MHz (LTE Band 40) band (2300 - 2400 MHz) , TD-LTE2500 (B41)TD-LTE 2500 MHz phones support TD-LTE 2500 MHz (LTE Band 41) band (2496 - 2690 MHz) , TD-LTE5900 (B46)TD-LTE 5900 MHz phones support TD-LTE 5900 MHz (LTE Band 46) band (5150 - 5925 MHz) , LTE1700/2100 (B66)LTE Band 66 (AWS-3) band (downlink band: 2110 - 2200 MHz, uplink band: 1710 - 1780 MHz) , NR1900 (N2)NR1900 phones support 1900 MHz PCS band (downlink: 1930 - 1990 MHz, uplink: 1850 - 1910 MHz) , NR850 (N5)NR850 phones support 850 MHz CLR band (downlink: 869 - 894 MHz, uplink: 824 - 849 MHz) , NR1700/2100 (N66)AWS-3 downlink band: 2110 - 2200 MHz, uplink band: 1710 - 1780 MHz , TD-NR39G (N260)5G NR TDD 39 GHz devices support 39 GHz (N260) FR2 Ka-band (37 - 40 GHz) bands
Supported Cellular Data LinksList of supported cellular data links and rates.  GPRSGeneral Packet Radio Service , GPRS C12 , EDGEEnhanced Data Rates for GSM Evolution also known as Enhanced GPRS (EGPRS) , EDGE MSC12 , UMTSUniversal Mobile Telecommunications System. UMTS Release '99 data link layer, W-CDMA grants up to 384 kbit/s pocket-switched download speed. , HSUPAHigh-Speed Uplink Packet Access is a 3.5G UMTS uplink protocol. , HSUPA 5.8 , HSDPAHigh-Speed Downlink Packet Access is a 3.5G UMTS downlink protocol. , HSPA+ 21.1 , DC-HSDPA 42.2Dual-carrier HSPA+ 42.2 Mbps , LTELTE (Long Term Evolution) or the E-UTRAN (Evolved Universal Terrestrial Access Network), introduced in 3GPP R8, is the 4G access part of the Evolved Packet System (EPS). , LTE 100/50LTE 100.8 Mbps / 50.4 Mbps (Cat. 3) , LTE 150/50LTE 151.2 Mbps / 50.4 Mbps (Cat. 4) , LTE 300/50More exact values: LTE 301.5 Mbps / 50.4 Mbps (Cat. 6) , LTE 300/75LTE 299.6 Mbps / 75.6 Mbps (Cat. 5) , LTE 300/100More exact values: LTE 301.5 Mbps / 100.8 Mbps (Cat. 7) , LTE 400/150LTE Category 13: 391.7 Mbps downlink, 150.8 Mbps uplink (rel. 12) , LTE 450/50LTE Category 9: 452.2 Mbps downlink, 51 Mbps uplink , LTE 450/100LTE Category 10: 452.2 Mbps downlink, 102 Mbps uplink , LTE 600/50LTE Category 11: 603 Mbps downlink, 51 Mbps uplink , LTE 600/100LTE Category 12: 603 Mbps downlink, 102 Mbps uplink (Rel. 11) , LTE 1000/100LTE Category 16: 979 Mbps downlink, 5 CA, 105 Mbps uplink , LTE 1200/200LTE Category 18: 1174 Mbps downlink, 6 CA, 211 Mbps uplink , LTE 1600LTE category 19, 1566 Mbps downlink, 8 CA (Rel. 13) , LTE 2000/300LTE Category 20: 1948 Mbps downlink, 7CA, 316 Mbps uplink , NR 15005G NR approx. 1.5 Gbps downlink (FR1) , NR 26005G NR approx. 2.6 Gbps downlink (FR1, Sub6) , NR 37005G NR approx. 3.7 Gbps downlink , NR 46005G NR approx. 4.6 Gbps downlink data links
SIM Card SlotSupported Subscriber Identification Card (SIM) Format like mini-SIM, micro-SIM, nano-SIM, embedded SIM, etc.  e-SIM
Complementary Phone ServicesPossible extras: voice transmission, voice speaker, vibration, speakerphone, active noise cancellation, PTT, HD Voice, VoLTE, etc.  Voice transmissionDevice is able to receive and transmit voice over cellular network , Voice speakerDedicated voice speaker is located near to the ear when talking and optimized for the spectrum and peak-to-peak range of the human voice. , Vibrate , Speakerphone , ANCActive noise cancellation (ANC) , HD Voice , VoLTE , ViLTE
SAR (body)Measured SAR value at body configuration 1.080 W/kg

Secondary Cellular PhoneSecondary Cellular Phone: 
Dual Cellular Network OperationDetermines how the device can handle multiple cellular networks and SIM cards. For example dual-standy, dual-active  Dual standbyCellular modules of dual standby phones can simultaneous connect to the same (e.g. GSM/GSM, LTE/LTE) or different (e.g. CDMA/GSM) network. During call or data transmission on any cellular modules the other cellular module is automatically switched off
Sec. Supported Cellular Networks:   GSM850GSM850 phones support GSM 850 MHz (B5) band (downlink: 869.2 MHz - 894.2 MHz, uplink: 824.2 MHz - 849.2 MHz) , GSM900GSM900 phones support P-GSM (Primary GSM) 900 MHz (B8) band (downlink: 935.0 MHz - 960.0 MHz, uplink: 890.0 MHz - 915.0 MHz) and may support E-GSM (Extended GSM) 900 MHz band (downlink: 925.0 MHz - 960.0 MHz, uplink: 880.0 MHz- 915.0 MHz. , GSM1800GSM1800 phones support GSM / DCS / PCS 1800 MHz (B3) band (downlink: 1805.2 - 1879.8 MHz, uplink: 1710.2 - 1784.8 MHz). , GSM1900GSM1900 phones support PCS 1900 MHz (B2) band (downlink: 1930.2 - 1989.8 MHz, uplink: 1850.2 - 1909.8 MHz) , UMTS2100 (B1)UMTS2100 phones support UMTS 1900 / 2100MHz (IMT, also refferred as UMTS Band I) band (downlink: 2112.4 - 2167.6 MHz, uplink: 1922.4-1977.6 MHz) , UMTS1900 (B2)UMTS1900 phones support UMTS 1900MHz (PCS, also refferred as UMTS Band II) band (downlink: 1932.4 - 1987.6 MHz, uplink: 1852.4-1907.6 MHz) , UMTS1700/2100 (B4)UMTS1700/2100 phones support UMTS 1700 / 2100 MHz (AWS, also refferred as UMTS Band IV) band (downlink: 2112.4 - 2152.6 MHz, uplink: 1712.4-1752.6 MHz) , UMTS850 (B5)UMTS850 phones support UMTS 850 MHz (CLR, also refferred as UMTS Band V) band (downlink: 871.4 - 891.6 MHz, uplink: 826.4 - 846.6 MHz) , UMTS900 (B8)UMTS900 phones support UMTS 900 MHz (UMTS Band VIII) band (downlink: 927.4 - 957.6 MHz, uplink: 882.4-912.6 MHz) , LTE2100 (B1)LTE2100 phones support LTE 1900 / 2100MHz (IMT, also refferred as LTE Band 1) band (downlink: 2110 - 2170 MHz, uplink: 1920 - 1980 MHz) , LTE1900 (B2)LTE1900 phones support LTE 1900 MHz (PCS , also referred as LTE Band 2) band (downlink: 1930 - 1990 MHz, uplink: 1850 - 1910 MHz) , LTE1800 (B3)LTE1800 phones support LTE 1800 MHz (LTE Band 3) band (downlink: 1805 - 1880 MHz, uplink: 1710 - 1785 MHz) , LTE1700/2100 (B4)LTE1700/2100 phones support LTE 1700 / 2100 MHz (AWS also referred as LTE Band 4) band (downlink: 2110 - 2155 MHz, uplink: 1710 - 1755 MHz) , LTE850 (B5)LTE850 phones support LTE 850 MHz (LTE Band 5) band (downlink: 869 - 894 MHz, uplink: 824 - 849 MHz) , LTE2600 (B7)LTE2600 phones support LTE 2600 MHz (LTE Band 7) band (downlink: 2620 - 2690 MHz, uplink: 2500 - 2570 MHz) , LTE900 (B8)LTE900 phones support LTE 900 MHz (LTE Band 8) band (downlink: 925 - 960 MHz, uplink: 880 - 915 MHz) , LTE700 (B12)LTE700 phones support LTE 700 MHz (LTE Band 12) band (downlink: 728 - 746 MHz, uplink: 698 - 716 MHz) , LTE700 (B13)LTE700 phones support LTE 700 MHz (LTE Band 13) band (downlink: 746 - 756 MHz, uplink: 777 - 787 MHz) , LTE800 (B18)LTE800 phones support LTE 800 MHz (LTE Band 18) band (downlink: 860 - 875 MHz, uplink: 815 - 830 MHz) , LTE800 (B19)LTE800 phones support LTE 800 MHz (LTE Band 19) band (downlink: 875 - 890 MHz, uplink: 830 - 845 MHz) , LTE800 (B20)LTE800 phones support LTE 800 MHz (LTE Band 20) band (downlink: 791 - 821 MHz, uplink: 832 - 862 MHz) , LTE1900 (B25)LTE1900 phones support LTE 1900 MHz (LTE Band 25) band (downlink: 1930 - 1995 MHz, uplink: 1850 - 1915 MHz) , LTE850 (B26)LTE850 phones support LTE 850 MHz (LTE Band 26) band (downlink: 859 - 894 MHz, uplink: 814 - 849 MHz) , LTE700 (B28)APT700 phones support LTE 700 MHz (LTE Band 28) band (downlink: 758 - 803 MHz, uplink: 703 - 748 MHz) , LTE700 (B29)LTE Band 29 band (downlink: 716 - 728 MHz) is for carrier aggregation , LTE2300 (B30)LTE Band 30 band (downlink: 2350 - 2360 MHz, uplink: 2305 - 2315 MHz) , TD-LTE2600 (B38)TD-LTE 2600 MHz phones support TD-LTE 2600 MHz (LTE Band 38) band (2570 - 2620 MHz) , TD-LTE1900 (B39)TD-LTE 1900 MHz phones support Chinese TD-LTE 1900 MHz (LTE Band 39) band (1880 - 1920 MHz) , TD-LTE2300 (B40)TD-LTE 2300 phones support Chinese TD-LTE 2300 MHz (LTE Band 40) band (2300 - 2400 MHz) , TD-LTE2500 (B41)TD-LTE 2500 MHz phones support TD-LTE 2500 MHz (LTE Band 41) band (2496 - 2690 MHz) , TD-LTE5900 (B46)TD-LTE 5900 MHz phones support TD-LTE 5900 MHz (LTE Band 46) band (5150 - 5925 MHz) , LTE1700/2100 (B66)LTE Band 66 (AWS-3) band (downlink band: 2110 - 2200 MHz, uplink band: 1710 - 1780 MHz)
Sec. Supported Cellular Data Links:   GPRSGeneral Packet Radio Service , GPRS C12 , EDGEEnhanced Data Rates for GSM Evolution also known as Enhanced GPRS (EGPRS) , EDGE MSC12 , UMTSUniversal Mobile Telecommunications System. UMTS Release '99 data link layer, W-CDMA grants up to 384 kbit/s pocket-switched download speed. , HSUPAHigh-Speed Uplink Packet Access is a 3.5G UMTS uplink protocol. , HSUPA 5.8 , HSDPAHigh-Speed Downlink Packet Access is a 3.5G UMTS downlink protocol. , HSPA+ 21.1 , HSPA+ 42.2Single-carrier HSPA+ 42.2 Mbps , DC-HSDPA 42.2Dual-carrier HSPA+ 42.2 Mbps , LTE 100/50LTE 100.8 Mbps / 50.4 Mbps (Cat. 3) , LTE 150/50LTE 151.2 Mbps / 50.4 Mbps (Cat. 4) , LTE 300/50More exact values: LTE 301.5 Mbps / 50.4 Mbps (Cat. 6) , LTE 300/75LTE 299.6 Mbps / 75.6 Mbps (Cat. 5) , LTE 300/100More exact values: LTE 301.5 Mbps / 100.8 Mbps (Cat. 7) , LTE 400/150LTE Category 13: 391.7 Mbps downlink, 150.8 Mbps uplink (rel. 12) , LTE 450/50LTE Category 9: 452.2 Mbps downlink, 51 Mbps uplink , LTE 450/100LTE Category 10: 452.2 Mbps downlink, 102 Mbps uplink , LTE 600/50LTE Category 11: 603 Mbps downlink, 51 Mbps uplink , LTE 600/100LTE Category 12: 603 Mbps downlink, 102 Mbps uplink (Rel. 11) , LTE 1000/100LTE Category 16: 979 Mbps downlink, 5 CA, 105 Mbps uplink , LTE 1200/200LTE Category 18: 1174 Mbps downlink, 6 CA, 211 Mbps uplink , LTE 1600LTE category 19, 1566 Mbps downlink, 8 CA (Rel. 13) , LTE 2000/300LTE Category 20: 1948 Mbps downlink, 7CA, 316 Mbps uplink
Sec. SIM Card SlotSecondary Supported Subscriber Identification Card (SIM) Format  Nano-SIM (4FF)

Control PeripheralsControl Peripherals: 
Touchscreen TypeDetermines how the touchscreen module senses the touch of the screen  Capacitive multi-touch screen

Communication InterfacesCommunication Interfaces: 
Expansion InterfacesNon-volatile memory and/or I/O expansion interfaces. For example: microSD, microSDXC, SDHC, CF II., PCMCIA III., etc.  No
USBFirst or the only USB port. USB is a common high-speed serial bus standard that allows data and power transfer between the mobile device and another computer. Version of USB identifies USB standard.  USB 3.0 / 3.1 Gen 1 / 3.2 Gen 1x1Released in November 2008, USB 3.0 specification introduced USB SuperSpeed enabling devices to communicate at 5 Gbit/s. Later renamed as USB 3.1 Gen 1, then USB 3.2 Gen 1x1
USB HS (480 Mbps) , USB SS (5 Gbps)Determines the highest available data transfer speed of first USB port. Usual standard speed levels: High-Speed (HS), Super-Speed (SS)
USB ServicesPossible services: USB power supply, USB charging, USB fast charging, USB host, OTG, etc.  USB chargingThe device is able to charge its battery supplied from the USB port. , USB fast chargingFast charging is supported , USB HostUSB host devices are capable of controlling USB client devices, like mass storage devices, mouse, keyboard, camera, printer, scanner, etc. , USB OTG 1.3 , USB OTG 2.0 , USB PDDevice which meets USB Battery Charging Specification Revision 1.1 / 1.2 is able to supply current from 500 mA to 1.5 A for the client device at 5V. , USB PD 2.0Device which meets USB Power Delivery 2.0 is able to supply current from 3 A to 5 A for the client device at 20V. , USB PD 3.0USB PD Revision 3.0 supports 100W power delivery on 20V using USB Type-C cables rated at 5A
USB ConnectorPhysical USB connector layout. Most common types: micro-USB, USB A, USB Type-C or proprietary (e.g. Lightning)  USB C reversible
Max. Charging PowerMultiplication of maximal charging current and maximal battery voltage during battery recharging 25.0 W
BluetoothIEEE 802.15 is a short-range radio technology standard that allows transfer of data, and the use of accessories such as wireless audio devices and printers. This field specifies the supported BT version.  Bluetooth 5.0Released in Dec, 2016
Wireless LANWireless LAN / WLAN / Wi-Fi: 802.11 defines a medium-range wireless data link that allows for internet access and data transfer. This field enumerates the supported protocols (e.g. 802.11a/b/g/n).  802.11aShort range standard, 5 GHz, max. 54 Mbit/s , 802.11b2.4 GHz (ISM band), max. 11 Mbit/s , 802.11g2.4 GHz (ISM band), max. 54 Mbit/s , 802.11n2.4 GHz (ISM band) or optional 5 GHz support, max. 600 Mbit/s thanks to MIMO antennas , 802.11ac2.4 GHz (ISM band) or optional 5 GHz support (4915...5825 MHz), max. 1300 Mbit/s thanks to MIMO antennas , 802.11axAlso known as Wi-Fi 6. Supports all ISM bands from 1 to 6 GHz. Subtype of Wi-Fi 6E uses 6 GHz carrier frequency
Wireless ServicesPossible extras: Miracast, DLNA, WiFi Tethering, UPnP, WiFi Display, AirPlay, etc.  DLNADLNA (Digital Living Network Alliance) over Wireless LAN , MiracastMiracast screensharing standard uses Wi-Fi Direct connection , Wi-Fi Direct , Wi-Fi TetheringWi-Fi Mobile Hotsport , WiDiIntel Wireless Display , Wi-Fi CallingVoice over WiFi (VoWiFi)
NFCNear Field Communication is short-range wireless radio data exchange technology based on radio-frequency identification (RFID). This field enumerates the supported NFC technologies.  NFC AISO/IEC 14443 Type A , NFC BISO/IEC 14443 Type B

Multimedia BroadcastMultimedia Broadcast: 
FM Radio ReceiverWith a bulit-in FM radio the device is able to receive FM (frequency modulated) broadcast in 79 - 108 MHz band.  No


Satellite NavigationSatellite Navigation: 
Complementary Satellite ServicesPossible extras: S-GPS, A-GPS, Geotagging, TMC, QuickGPS, QZSS, etc.  Simultaneous GPS , A-GPS , Dual-frequency GPSDual frequency GPS devices support main 1575.42 MHz L1 and secondary 1176.45 MHz L5 GPS bands , Geotagging , QuickGPS , QZSSQuasi-Zenith Satellite System
Supported GLONASS protocol(s)GLONASS is a global satellite navigation system operated by Russia.  L1OFGLONASS L1OF FDMA signal centered at 1602 MHz, features a BPSK(0.5) modulation. , L2OFGLONASS L2OF FDMA signal centered at 1246 MHz, features a BPSK(0.5) modulation
Supported Galileo service(s)Galileo is a global satellite navigation system operated by European Union and the European Space Agency.  E1Galileo E1 band centered at 1575.42 MHz and with a reference bandwidth of 24.552 MHz, uses the Composite Binary Offset Carrier (CBOC) modulation , E5aGalileo E5a band centered at 1176.45MHz, uses QPSK(10) modulation

Primary Camera SystemPrimary Camera SystemPrimary camera usually has better imaging capabilities than secondary camera if any
Camera PlacementRefers to the placement of the primary camera on the device. Front, rear or rotatable. Generally rear.  Rear
Camera Image SensorRefers to the semiconductor technology of image sensor (FSI CMOS, BSI CMOS, etc.)  BSI CMOSBackside Illuminated CMOS (Complementary MOS circuit)
Image Sensor Pixel SizePixel size of the primary camera sensor 1.80 micrometer
Number of effective pixelsA measurement of the maximum pixel number at which the camera can take a picture, often referred to as Megapixels (when horizontal and vertical measurements are multiplied) 12.2 MP camera
Aperture (W)Wide-angle aperture of lens or aperture of lens in case of camera without optical zoom f/1.80
ZoomA feature that changes the focal length of the lens of a camera. Optical zoom requires the lens to move in and out, providing high-quality close ups from a distance 2.2 x optical zoom
13.5 x digital zoomDigital zoom is an image signal processing method which cuts out and enlarges a desired part of the captured image while losing the rest of the image
FocusCD AF, PD AF, Laser AF, etc. No / Not supported means there is no adjustable optical system or no camera built-in at all  PD AFPhase-detection (PD) is a passive autofocus system which measures the phase difference between a two images to reach correct focus.
Video RecordingA measurement of the maximum horizontal and vertical pixel numbers at which the primary camera can capture video 7680x4320 pixel
24 fpsRecording frame rate when recording video at maximum resolution
FlashA flash is used to brighten dark areas when taking photographs; is also used as a flashlight. This field contains the exact type of the flash.  single LEDAlso known as mobile light
Camera Extra FunctionsPopular extra features of the primary camera: EIS, EIS for video, OIS, OIS for video, Face detection, 3D photo, HDR photo, HDR video, Macro mode, Panorama Photo, Red-eye reduction, Refocus, Smile detection, Slow motion video, Burst mode, Face Retouch  EISEIS (or digital IS) uses further buffer pixels around the active pixel matrix and dinamically shifts the recorded image in 4 direction to compensate the motion of the camera. , EIS (video) , OISOIS (also know as IS, OS, VR, AS) utilizies precision electromechanic actuators in the lens which modifies the optical path to the image sensor to compensate the motion of the camera. , HDR photoHigh dynamic range image recording , HDR videoHigh-dynamic-range video recording , Red-eye reduction , Slow motion videoSlowmo cameras are able to achieve at least 100 frame per second frame rate. , Burst mode , RefocusRefocus function allows you take a photo first and decide what you want to see in focus later. , Touch focus , Macro modeAn autofocus feature that allows for close-up photographs to be taken with the onboard digital camera , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch , Face retouch (video) , Intelligent scene detection
Aux. Camera Image SensorAuxiliary camera image sensor technology in at least dual lens setup  BSI CMOSBackside Illuminated CMOS (Complementary MOS circuit)
Aux. Cam. Image Sensor Pixel SizePixel size of the aux. camera sensor 1.40 micrometer
Aux. Camera Number of Pixels Number of effective pixels of Auxiliary Camera (2nd camera of primary camera system) in at least dual lens camera setup 12.2 MP aux. cam
Aux. Camera Aperture (W)Wide-angle aperture of aux. lens or aperture of aux. lens in case of aux. camera without optical zoom f/2.20
Aux. Cam. Min. Equiv. Focal LengthMinimum focal length (35 mm equivalent) of aux. lens or fixed focal length (35 mm equivalent) in case of aux. lens without optical zoom. 13 mm
Aux. Camera Extra FunctionsPopular extra features of the aux. camera: OIS, EIS, HDR photo  EIS (video) , HDR photoHigh dynamic range image recording , HDR videoHigh-dynamic-range video recording , Slow motion videoSlowmo cameras are able to achieve at least 100 frame per second frame rate. , Burst mode , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch , Face retouch (video) , Intelligent scene detection
Aux. 2 Camera Image SensorAuxiliary 2 camera image sensor technology in at least triple lens setup  BSI CMOSBackside Illuminated CMOS (Complementary MOS circuit)
Aux. 2 Camera Number of PixelsNumber of effective pixels of Auxiliary 2 Camera (3rd camera of primary camera system) in at least triple lens camera setup 64.4 MP aux. 2 cam
Aux. 2 Camera Aperture (W)Wide-angle aperture of auxiliary 2 lens or aperture of aux. 2 lens in case of aux. 2 camera without optical zoom f/2.00
Aux. 2 Cam. Min. Equiv. Focal LengthMinimum focal length (35 mm equivalent) of aux. 2 lens or fixed focal length (35 mm equivalent) in case of aux. 2 lens without optical zoom. 29 mm
Aux. 3 Camera Image SensorAuxiliary 3 camera image sensor technology in at least quad lens setup  No
Aux. 4 Camera Image SensorAuxiliary 4 camera image sensor technology in at least penta lens setup  No

Secondary Camera SystemSecondary Camera SystemWidely used for video telephony or taking selfies
Secondary Camera PlacementRefers to the placement of the secondary camera on the device. Front or rear. Generally front camera for selfies or video call.  Front
Secondary Camera SensorRefers to the semiconductor technology of sec camera image sensor (FSI CMOS, BSI CMOS, etc.)  BSI CMOSBackside Illuminated CMOS (Complementary MOS circuit)
Secondary Camera Number of pixelsA measurement of the maximum pixel number at which the sec. camera can take a picture, often referred to as Megapixels (when horizontal and vertical measurements are multiplied) 10.0 MP sec. cam
Secondary Aperture (W)Wide-angle aperture of lens or aperture of lens in case of secondary camera without optical zoom f/2.20
Secondary Camera FocusFocus methods of secondary camera  PD AFPhase-detection (PD) is a passive autofocus system which measures the phase difference between a two images to reach correct focus.
30 fpsRecording frame rate when recording video by the secondary camera at maximum resolution
Secondary Camera Extra FunctionsPopular extra features of the secondary camera: Face detection, HDR photo, Selfie Panorama, Smile detection, Face Retouch / Face Beautification  Pixel unificationThis method reduces image noise in low light conditions by merging 4 sensor pixels to 1 pixel (or 9 sensor pixels to 1) at the cost of quartering (or 1/9) the resolution. Also known as 4-in-1 pixel (or 9-in-1) fusion or super pixel mode , HDR photoHigh dynamic range image recording , HDR videoHigh-dynamic-range video recording , Slow motion videoSlowmo cameras are able to achieve at least 100 frame per second frame rate. , Burst mode , Touch focus , Panorama Photo , Face detection , Face tagging , Smile detection , Face retouch , Face retouch (video) , Intelligent scene detection
Sec. Aux. Cam. Image SensorImage sensor technology of sec. auxiliary camera in at least dual lens secondary camera setup  No

Built-in SensorsBuilt-in Sensors: 
Built-in compassBuilt-in electroinc compass types: 1D, 2D, 3D  3D compass
Built-in accelerometerAn internal component that senses acceleration components of the device. Used for automatic screen rotation and for games and applications that rely on acceleration measurement on X, Y, and Z axis. Possible types: 1D, 2D, 3D  3D accelerometer
Built-in gyroscopeAn internal component that senses the orientation of the device. Used for automatic screen rotation and for games and applications that rely on the devices position in the X, Y, and Z axis. Possible types: 1D, 2D, 3D  3D gyro
Additional sensorsBuilt-in ambient (barometer, temperature, altimeter, light, etc.), biometric (fingerprint, HR, step, etc.) and comfort (hall sensor, gesture sensor, proximity, etc.) sensors  Barometer , In-screen FP sensorDevice is able to identify the user by using a biometric fingerprint recognizer sensor embedded into the screen , Hall , HR sensor , L sensorBy measuring the intensity of the ambient light device may control the brightness level of the screen , P sensorBased on this sensor signal device may control the volume of the voice speaker or dim the display during a call , Step counter

Ingress ProtectionIngress Protection: 
Protection from solid materialsIngress Protection Standards. IP First digit: Protection from solid objects or materials  6 Totally protected from dust
Protection from liquidsIngress Protection Standards. IP Second digit: Protection from liquids  8 Protected against immersion beyond 1m of depth
Immersion into liquids (depth limit)Device is protected against immersion into this depth of liquid (usually water) at most. (IP rating) 150 cm
Immersion into liquids time limitProtected against immersion into liquids within this time limit (in minutes). (IP rating) 30 min

Power SupplyPower Supply: 
BatteryBattery technology  Li-ion
built-inPossible options: removable, built-in
1-cellIn case of high power consumption it is more efficient to connect more than 1 cells in the battery in series to minimize current thus loss.
Nominal Battery VoltageIf there are more than 1 cells in the battery in series connection the nominal resulting battery voltage is the sum of voltage of cells 3.88 Volts
Nominal Battery CapacityIf there are more than 1 cells in the battery in parellel connection the nominal resulting battery capacity is the sum of capacity of cells 4000 mAh battery
Nominal Battery EnergyThe product of battery capacity and nominal voltage determines the maximal nominal stored energy in the battery 15.52 Wh
Estimated Battery LifeEstimated always-on battery life of the device in case of common usage conditions 15.0 hours
Talk Time:  30.0 hours
Wireless ChargingWireless charging (like Qi, PMA) is a kind of near-field electromagnatic power transmission methods. Inductive coupling is created between a mobile device (secondary coil) and a special charger (primary coil), usually docking station or charging pad.  PMAPMA wireless charging standard was announced by IEEE Power Matters Alliance in January 2012. , QiQi wireless charging standard was announced by Wireless Power Consortium in August 2009.
Max. Wireless Charging PowerMaximal primer power during wireless battery charging 15.0 W

Geographical AttributesGeographical Attributes: 
Market CountriesCountries where the device was officially sold. Overlap is possible.  USA
Market RegionsRegions where the device was officially sold. Overlap is possible.  North America
Mobile OperatorList of mobile operators (carriers) or distributors which sold the device in their own network AT&T MobilityAT&T Mobility
PriceGross end user price recommended by the manufacturer on the day of product release 799.99
USDCurrency of the given gross end user price

Datasheet AttributesDatasheet Attributes: 
Data IntegrityData integrity level determines the integrity of the published information. Final datasheets are not intended to be modified in the future, preliminary ones can be based on unofficial information or speculations, incomplete ones are also preliminary b  Final
AddedThe exact time of the datasheet addition 2021-06-03 12:35
 

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991A (Samsung Unbound M1)

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991A (Samsung Unbound M1)
Platform: android A/V Out: displayport Supported Cellular Bands: gsm Supported Cellular Data Links: gprs Supported Cellular Data Links: edge Supported Cellular Data Links: umts Supported Cellular Data Links: hspa Supported Cellular Data Links: hspa_plus Supported Cellular Data Links: lte Supported Cellular Data Links: lte-a Complementary Phone Services: phone Complementary Phone Services: vibration Complementary Phone Services: speakerphone Dual Cellular Network Operation USB: usb3 USB Services: usb_otg USB Connector: usb_c Bluetooth Wireless LAN NFC Complementary Satellite Services Supported GLONASS protocol(s) Number of effective pixels: 12.2 MP camera Aux. Camera Number of Pixels : 12.2 MP aux. cam Secondary Camera Number of pixels: 10.0 MP sec. cam Built-in compass Built-in accelerometer Built-in gyroscope Additional sensors: barometer Additional sensors: heartrate Additional sensors: stepcounter Protection from liquids: waterproof Wireless Charging

Predecessor Model

Samsung SM-G981U Galaxy S20 5G TD-LTE US 128GB / SM-G981A (Samsung Hubble 0 5G)
Samsung SM-G981U Galaxy S20 5G TD-LTE US 128GB / SM-G981A (Samsung Hubble 0 5G)
G981UZAAATT, 69.1x151.7x9.2 mm, Google Android 10 (Q), Qualcomm Snapdragon 865 5G SM8250 (Kona), 12 GiB RAM, 128 GB ROM, 6.2 inch, 1440x3200, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

See also

Samsung SM-G991N Galaxy S21 5G TD-LTE KR 256GB (Samsung Unbound M1)
Samsung SM-G991N Galaxy S21 5G TD-LTE KR 256GB (Samsung Unbound M1)
G991NZIEKOO, 71.2x151.7x7.9 mm, Google Android 11 (R), Samsung Exynos 2100 5G S5E9840, 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G9910 Galaxy S21 5G Dual SIM TD-LTE CN HK 256GB (Samsung Unbound M1)
Samsung SM-G9910 Galaxy S21 5G Dual SIM TD-LTE CN HK 256GB (Samsung Unbound M1)
G9910ZWGCHC, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G9910 Galaxy S21 5G Dual SIM TD-LTE CN HK 128GB (Samsung Unbound M1)
Samsung SM-G9910 Galaxy S21 5G Dual SIM TD-LTE CN HK 128GB (Samsung Unbound M1)
G9910ZADTGY, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 128 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991J Galaxy S21 5G UW TD-LTE JP 256GB SCG09 (Samsung Unbound M1)
Samsung SM-G991J Galaxy S21 5G UW TD-LTE JP 256GB SCG09 (Samsung Unbound M1)
YRM, 71.2x151.7x9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991D Galaxy S21 5G UW Olympic Games Edition TD-LTE JP 256GB SC-51B (Samsung Unbound M1)
Samsung SM-G991D Galaxy S21 5G UW Olympic Games Edition TD-LTE JP 256GB SC-51B (Samsung Unbound M1)
71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991D Galaxy S21 5G UW TD-LTE JP 256GB SC-51B / SGH-N649 (Samsung Unbound M1)
Samsung SM-G991D Galaxy S21 5G UW TD-LTE JP 256GB SC-51B / SGH-N649 (Samsung Unbound M1)
71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991V (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991V (Samsung Unbound M1)
G991UZAEVZW, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991V (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991V (Samsung Unbound M1)
G991UZIAVZW, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 128 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991R4 (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991R4 (Samsung Unbound M1)
G991UZWAUSC, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 128 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991R4 (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991R4 (Samsung Unbound M1)
G991UZAEUSC, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991A (Samsung Unbound M1)
G991UZAEATT, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991P (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991P (Samsung Unbound M1)
G991UZWASPR, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 128 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991P (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991P (Samsung Unbound M1)
G991UZAESPR, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991T (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 256GB / SM-G991T (Samsung Unbound M1)
G991UZAETMB, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 256 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T (Samsung Unbound M1)
Samsung SM-G991U Galaxy S21 5G UW Dual SIM TD-LTE US 128GB / SM-G991T (Samsung Unbound M1)
G991UZVATMB, 71.2x151.7x7.9 mm, Google Android 11 (R), Qualcomm Snapdragon 888 5G SM8350 (Lahaina), 8 GiB RAM, 128 GB ROM, 6.2 inch, 1080x2400, 12.2 MP camera, 10.0 MP sec. cam, 4000 mAh battery | All detailsAll details | Add this item to the comparisonAdd to compare

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