Allview V4 Viper Pro vs Xiaomi Mi Watch (China)
Allview V4 Viper Pro
Xiaomi Mi Watch (China)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps upload-
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GPRSYes-
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EDGEYes-
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Availability
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Oficially announced2020-12019-11
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Status2020-12019-11
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Design
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)eSIM
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Height171 mm44.7 mm
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Width82 mm36.9 mm
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Thickness8.8 mm12.3 mm
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Weight191.6 g44 / 56 g
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ColorsGreyBlack, Silver
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.8 inches1.78 inches
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Resolution640 x 1352 pixels368 x 448 pixels
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Pixel density220 ppi326 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A53Quad-core 1.2 GHz Cortex-A7
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ChipsetMediatek MT6739Qualcomm Snapdragon Wear 3100
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GPUPowerVR GE8100Adreno 304
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Internal storage32 GB8 GB
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Memory RAM2 GB1 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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StorageeMMC 5.1-
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OS
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OSAndroid 9.0 PieProprietary wearable platform
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Main camera
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Camera typeDual-
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Main camera13 MP
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0.3 MP
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Primary camera video1080p@30fps-
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera8 MP
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0No
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDS-Yes
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, barometer, gyro, heart rate
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3500 mAh570 / 590 mAh
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Battery removableNon-removableNon-removable
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Wireless charging-Yes
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Cost
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Price190 USD170 USD