Allview V4 Viper vs Apple Watch Series 7 Aluminum 41mm Cellular
Allview V4 Viper
Apple Watch Series 7 Aluminum 41mm Cellular
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkW-CDMA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66
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HSDPA speed42.2 Mbps-
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HSUPA speed11.5 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 announced2019-92021-09
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Status2019-92021-10
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Design
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Build-Glass front, ceramic/sapphire crystal back, aluminum frame
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SIMDual SIM (Nano-SIM, dual SIM stand-by)eSIM
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Height145.8 mm41 mm
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Width70.9 mm35 mm
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Thickness8.5 mm10.7 mm
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Weight138 g32 g
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Waterproof-IP6X (50m)
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Dust proof-IP6X
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ColorsBlue, RedBlue, Green, Midnight, Red, Starlight
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Display
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Display typeIPS capacitive touchscreenRetina LTPO OLED
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Physical size5.7 inches1.69 inches
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Resolution720 x 1520 pixels430 x 352 pixels
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Pixel density295 ppi326 ppi
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Display colors16777216-
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Protection-Ion-X strengthened glass
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MultitouchYes-
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Display features-Always-on display, 1000 nits (peak)
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53Dual-core
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ChipsetMediatek MT6761 Helio A22Apple S7
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GPUPowerVR GE8320PowerVR
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Memory RAM2 GB-
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Internal storage16 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXC-
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Memory card max128 GB-
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OS
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OSAndroid 9.0 PiewatchOS 8.0, upgradable to 8.1
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Main camera
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Camera typeDual-
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Main camera8 MP
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Primary camera-No
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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 camera5 MP
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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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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0No
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesA2DP
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bluetooth LEYesLE
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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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GALILEO-Yes
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BDS-Yes
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QZSS-Yes
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, always-on altimeter, barometer, compass, gyro, heart rate, SpO2, VO2max
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Browser
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HTMLHTML5No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2700 mAh284 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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Price110 USD500 USD
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SAR value
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SAR(head)-1.10 W/kg
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SAR EU(head)-0.70 W/kg
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SAR EU(body)-1.50 W/kg
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