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Device Specs: Referred (not editable) comparison sheet [7]

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Casio WSD-F20SC Pro Trek Smart Watch Limited Edition
Fossil Q Venture HR Gen 4 Smartwatch FTW6011P / FTW6012P / FTW6013P / FTW6013P
Fossil Q Explorist HR Gen 4 Smartwatch FTW4011P / FTW4012P
Casio WSD-F30 Pro Trek Smart Watch
LG W315 Watch W7 Hybrid Smartwatch
Montblanc Summit 2 Smartwatch
ZTE Nubia Alpha Wearable Phone 4G LTE CN
Use the following link to refer to this comparison
Casio WSD-F20SC Pro Trek Smart Watch Limited Edition
Fossil Q Venture HR Gen 4 Smartwatch FTW6011P / FTW6012P / FTW6013P / FTW6013P
Fossil Q Explorist HR Gen 4 Smartwatch FTW4011P / FTW4012P
Casio WSD-F30 Pro Trek Smart Watch
LG W315 Watch W7 Hybrid Smartwatch
Montblanc Summit 2 Smartwatch
ZTE Nubia Alpha Wearable Phone 4G LTE CN
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IntroductionIntroduction
ReleasedFirst official market release date in (year, month) 2018 Jun 2018 Aug 26 2018 Aug 26 2019 Jan 2018 Oct 14 2018 Nov 2018 Apr
AnnouncedDate of the official announcement (year, month) 2018 Mar 25 2018 Aug 6 2018 Aug 6 2018 Sep 3 2018 Oct 4 2018 Oct 2018 Feb 26
Hardware DesignerThe company which designed this device Casio Computer Fossil Fossil Casio Computer LG Electronics Montblanc International ZTE
ManufacturerThe company which produces this device Casio Computer Casio Computer LG Electronics ZTE
OEM IDThe OEM ID is internal code and refers to a specific variant of the model series WSD-F20SC-BK WSD-F30-BK
Device CategorySmartphone, tablet, smart watch, PDA, palmtop, etc. Smartwatch Smartwatch Smartwatch Smartwatch Smartwatch Smartwatch Smartwatch

Physical AttributesPhysical Attributes
WidthWidth is horizontally measured between the left and right edges of device according to the default display orientation 61.7 mm 40 mm 45 mm 60.5 mm 44.5 mm 42 mm
HeightHeight is vertically measured between the bottom and top edges of device according to the default display orientation 57.7 mm 40 mm 45 mm 49.1 mm 45.4 mm 42 mm
DepthDepth refers to the thickness of the device. Depth is usually the smallest dimension of the device 15.1 mm 13 mm 13 mm 14.9 mm 12.9 mm 14.3 mm
Dimensions 2.43x2.27x0.59 inches 1.57x1.57x0.51 inches 1.77x1.77x0.51 inches 2.38x1.93x0.59 inches 1.75x1.79x0.51 inches 1.65x1.65x0.56 inches
MassThe mass of the device including standard battery and stylus (if any and it can be inserted into the device) measured in grams 124 g 83 g 79.5 g 62 g
4.37 ounces 2.93 ounces 2.8 ounces 2.19 ounces

Software EnvironmentSoftware Environment
PlatformThe family of the operating system like Android, iOS, Windows Phone/Mobile, Palm OS, etc. Android Android Android Android Android Android Android
Operating SystemPre-installed (usually embedded) operating system which the device was released with. Google Wear OS 2.10 Google Wear OS 2.10 Google Wear OS 2.10 Google Wear OS 2.10 Google Wear OS 2.10 Google Wear OS 2.10 Google Wear OS 2.10
Software ExtrasNavigation software, voice recognition, face recognition, personal assistant app, etc. No Voice Command Voice Command No Voice Command Voice Command Voice Command

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. 1090 MHz 1090 MHz 1090 MHz 1090 MHz 1090 MHz
CPUManufacturer part number and most important characteristics of the IC which includes the main application processor or processors Qualcomm Snapdragon Wear 2100 APQ8009w, 2016, 32 bit, quad-core, 28 nm, Qualcomm Adreno 304 GPU Qualcomm Snapdragon Wear 2100 APQ8009w, 2016, 32 bit, quad-core, 28 nm, Qualcomm Adreno 304 GPU Qualcomm Snapdragon Wear 2100 APQ8009w, 2016, 32 bit, quad-core, 28 nm, Qualcomm Adreno 304 GPU Qualcomm Snapdragon Wear 3100 MSM8909w, 2018, 32 bit, quad-core, Qualcomm Adreno 304 GPU Qualcomm Snapdragon Wear 2100 MSM8909w, 2016, 32 bit, quad-core, 28 nm, Qualcomm Adreno 304 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). Yes LPDDR3 SDRAM LPDDR3 SDRAM LPDDR3 SDRAM LPDDR3 SDRAM LPDDR3 SDRAM LPDDR3 SDRAM
400 MHz 400 MHz 400 MHz 400 MHz 400 MHz
RAM Capacity (converted)RAM capacity in binary bytes (KiB: 1024 bytes, MiB: 1024 KiB, GiB: 1024 MiB) 768 MiB RAM 1 GiB RAM 1 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 Yes eMMC 4.5 eMMC 4.5 Yes eMMC 4.5 eMMC 4.5 eMMC 4.5
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) 4 GB ROM 4 GB ROM 4 GB ROM 8 GB ROM 8 GB ROM

DisplayDisplayAll parameters that related to display
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. 33.5 mm 31 mm 31 mm 30.5 mm 30.5 mm 30.5 mm 102 mm
1.3 inch 1.2 inch 1.2 inch 1.2 inch 1.2 inch 1.2 inch 4 inch
ResolutionHorizontal and vertical resolution of the primary display. In case of display with rounded edges this refers to the smallest bounding rectangle. 320x300 390x390 360x360 390x390 192x960
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. 37.26 mm 38.93 mm 22.93 mm 20.43 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. 15.7% 15.7% 23.0% 26.4%
Pixel DensityIndicates the number of pixels per inch 333 PPI 459 PPI 424 PPI 459 PPI 244 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 Color TN-TFT LCD display Yes Yes Color TN-TFT LCD display Color IPS TFT LCD display AM-OLED display AM-OLED display
Number of Display ScalesMaximal number of displayable colors or scales 16.8M 16.8M 16.8M 16.8M 16.8M 16.8M 16.8M
Scratch Resistant ScreenUsual types: Gorilla Glass generations, DragonTrail/X, Sapphire Glass Sapphire Glass Yes Yes Sapphire Glass Gorilla Glass 3 Yes Yes
Secondary Display Diagonal 33.5 mm 30.5 mm
1.3 inch 1.2 inch
Secondary Display ResolutionIn case of open-out or double-sided devices. Secondary display has the same or weaker characteristics than the primary display. 320x300 390x390
Secondary Display Pixel Density (dot pitch) 333 PPI 459 PPI
Secondary Display Type Mono TFT LCD 2nd display No No Mono TFT LCD 2nd display No No No

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 304 Qualcomm Adreno 304 Qualcomm Adreno 304 Qualcomm Adreno 304 Qualcomm Adreno 304
Dedicated Graphics MemoryDedicated operative memory (video RAM, VRAM) of graphics controller or GPU which independent from the op. memory of the main processor. Graphics controller may have access to the main RAM (shared RAM) too 0.09375 MiB 0.09375 MiB 0.09375 MiB 0.09375 MiB 0.09375 MiB

Audio/Video InterfacesAudio/Video Interfaces

Audio SubsystemAudio Subsystem
Microphone(s)Analog or digital sound receiver. Main applications: voice calls, active noise cancellation, voice command, voice/video recording, voice identification mono mono mono mono mono mono mono
Loudspeaker(s) No No No No mono Unknown mono

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. No No No No No No GSM850, GSM1900, UMTS2100 (B1), UMTS900 (B8), LTE2100 (B1), LTE1800 (B3), LTE850 (B5) bands
Supported Cellular Data LinksList of supported cellular data links and rates. No No No No No No GPRS, EDGE, UMTS, HSUPA, HSUPA 5.8, HSDPA, HSPA+ 21.1, LTE, LTE 100/50, LTE 150/50 data links
SIM Card SlotSupported Subscriber Identification Card (SIM) Format like mini-SIM, micro-SIM, nano-SIM, embedded SIM, etc. No No No No No No e-SIM
Complementary Phone ServicesPossible extras: voice transmission, voice speaker, vibration, speakerphone, active noise cancellation, PTT, HD Voice, VoLTE, etc. Vibrate No No Vibrate Voice speaker No Voice transmission, Voice speaker

Secondary Cellular PhoneSecondary Cellular Phone

Control PeripheralsControl Peripherals
Touchscreen TypeDetermines how the touchscreen module senses the touch of the screen Capacitive multi-touch screen Capacitive multi-touch screen Capacitive multi-touch screen Capacitive multi-touch screen Capacitive multi-touch screen Capacitive multi-touch screen Capacitive multi-touch screen
Scroll WheelScroll Wheel, jog and rotary machanisms to help user with scrolling on the screen No 3-way rotary scroll wheel 3-way rotary scroll wheel No 3-way rotary scroll wheel No No

Communication InterfacesCommunication Interfaces
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. No No No No USB 2.0 No No
No No No No USB HS (480 Mbps) No No
USB Services No No No No USB charging No No
USB Connector No No No No USB C reversible No No
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 4.1 Bluetooth 4.1 Bluetooth 4.1 Bluetooth 4.1 Bluetooth 4.2 Bluetooth 4.2 Yes
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). 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n 802.11b, 802.11g, 802.11n
NFCNear Field Communication is short-range wireless radio data exchange technology based on radio-frequency identification (RFID). This field enumerates the supported NFC technologies. No NFC A, NFC B NFC A, NFC B No No Yes Yes

Multimedia BroadcastMultimedia Broadcast

Satellite NavigationSatellite Navigation
Complementary Satellite ServicesPossible extras: S-GPS, A-GPS, Geotagging, TMC, QuickGPS, QZSS, etc. QuickGPS No No QuickGPS No No A-GPS, QuickGPS
Supported GLONASS protocol(s)GLONASS is a global satellite  navigation system operated by Russia. L1OF No No L1OF No No L1OF

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. No No No No No No Front
Camera Image SensorRefers to the semiconductor technology of image sensor (FSI CMOS, BSI CMOS, etc.) No No No No No No CMOS
Image Sensor Pixel SizePixel size of the primary camera sensor 1.12 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) 4.9 MP camera
Aperture (W)Wide-angle aperture of lens or aperture of lens in case of camera without optical zoom f/2.20
Min. Equiv. Focal LengthMinimum focal length (35 mm equivalent) of lens or fixed focal length (35 mm equivalent) in case of lens without optical zoom. 25 mm

Secondary Camera SystemSecondary Camera SystemWidely used for video telephony or taking selfies

Built-in SensorsBuilt-in Sensors
Built-in compassBuilt-in electroinc compass types: 1D, 2D, 3D Yes No No Yes 3D compass No No
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 Yes 3D accelerometer 3D accelerometer Yes 3D accelerometer 3D accelerometer 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 Yes 3D gyro 3D gyro Yes 3D gyro 3D gyro 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 Altimeter, Barometer, L sensor HR sensor, L sensor, Step counter, T sensor HR sensor, L sensor, Step counter, T sensor Altimeter, Barometer, L sensor Barometer Altimeter, Barometer, HR sensor, L sensor HR sensor, Step counter

Ingress ProtectionIngress Protection
Protection from solid materialsIngress Protection Standards. IP First digit: Protection from solid objects or materials Yes 6 Totally protected from dust 6 Totally protected from dust Yes 6 Totally protected from dust Yes 6 Totally protected from dust
Protection from liquidsIngress Protection Standards. IP Second digit: Protection from liquids Yes 8 Protected against immersion beyond 1m of depth 8 Protected against immersion beyond 1m of depth Yes 8 Protected against immersion beyond 1m of depth Yes 5 Protected against low pressure jets (all directions), limited ingress
Immersion into liquids (depth limit)Device is protected against immersion into this depth of liquid (usually water) at most. (IP rating) 5000 cm 3000 cm 3000 cm 5000 cm 150 cm 5000 cm
Immersion into liquids time limitProtected against immersion into liquids within this time limit (in minutes).  (IP rating) 30 min
Military Standard Compliance (MIL-STD)Highest level of Military Standard Compliance MIL-STD-810G No No MIL-STD-810G No No No

Power SupplyPower Supply
BatteryBattery technology Li-ion Li-ion polymer (LiPo) Li-ion polymer (LiPo) Li-ion Li-ion polymer (LiPo) Li-ion polymer (LiPo) Li-ion polymer (LiPo)
built-in built-in built-in built-in built-in built-in built-in
1-cell 1-cell 1-cell 1-cell 1-cell 1-cell 1-cell
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 240 mAh battery 340 mAh battery 500 mAh battery
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. No Yes Yes No Yes Yes Yes

Geographical AttributesGeographical Attributes
Market CountriesCountries where the device was officially sold. Overlap is possible. Japan, USA Australia, Canada, Costa Rica, Ecuador, France, Germany, Italy, Japan, Mexico, Peru, Portugal, Spain, Switzerland, UK Australia, Canada, Costa Rica, Ecuador, France, Germany, Italy, Japan, Mexico, Peru, Portugal, Spain, Switzerland, UK Japan, USA Australia, Russia, Saudi Arabia, South Africa, South Korea, Taiwan, UAE, UK Belgium, Brazil, Canada, China, Denmark, France, Germany, Italy, Japan, Mexico, Netherlands, Portugal, Russia, Saudi Arabia, South Korea, Spain, Switzerland, UAE, UK, USA China
Market RegionsRegions where the device was officially sold.  Overlap is possible. Asia, North America Asia, Central America, Europe, North America, South America, Southeast Asia, Western Europe Asia, Central America, Europe, North America, South America, Southeast Asia, Western Europe Asia, North America Asia, Australia, Europe, Western Europe Asia, Europe, Middle East , North America, South America, Southeast Asia, Western Europe Asia
Mobile OperatorList of mobile operators (carriers) or distributors which sold the device in their own network China Unicom Netcom Limited

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 Preliminary Incomplete Incomplete Preliminary Preliminary Preliminary Preliminary
AddedThe exact time of the datasheet addition 2018-03-30 17:45 2018-08-10 22:08 2018-08-10 22:18 2018-09-13 18:59 2018-10-07 19:24 2018-10-23 10:50 2019-03-21 23:11

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