Allview V4 Viper Pro vs Apple Watch 40mm Series 4
Allview V4 Viper Pro
Apple Watch 40mm Series 4
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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
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)LTE
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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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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-12018-9
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Status2020-12018-9
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Design
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Build-Stainless Steel frame; all-ceramic/sapphire crystal back
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Electronic SIM card (Apple e-SIM)
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Height171 mm40 mm
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Width82 mm34 mm
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Thickness8.8 mm10.7 mm
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Weight191.6 g40 g
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Waterproof-50m
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ColorsGreyBlack, Gold, Silver
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Display
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Display typeIPS LCD capacitive touchscreenLTPO AMOLED
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Physical size6.8 inches1.57 inches
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Resolution640 x 1352 pixels394 x 324 pixels
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Pixel density220 ppi326 ppi
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Display colors1677721616777216
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Protection-Sapphire crystal glass
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MultitouchYesYes
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Display features-3D Touch display, 1000 nits
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A53Dual-core
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ChipsetMediatek MT6739Apple S4
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GPUPowerVR GE8100PowerVR
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Memory RAM2 GB-
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Internal storage32 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXC-
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StorageeMMC 5.1-
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OS
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OSAndroid 9.0 PiewatchOS 5.0
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Main camera
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Camera typeDual-
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Main camera13 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 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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Notifications-Vibration; Ringtones
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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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Bluetoothv4.0v5.0
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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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GALILEO-Yes
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QZSS-Yes
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, barometer, gyro (second gen), heart rate
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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 capacity3500 mAh270 mAh
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Battery removableNon-removableNon-removable
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Standby time-18 h
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Cost
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Price190 USD-
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