Allview V4 Viper Pro vs Oukitel C31
Allview V4 Viper Pro
Oukitel C31
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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 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)LTE frequency band 1, 3, 7, 8, 19, 20
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps uploadLTE, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-12022-08
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Status2020-12022-08
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Design
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Build-Plastic
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height171 mm-
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Width82 mm-
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Thickness8.8 mm-
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Weight191.6 g207 g
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ColorsGreyBlack, Blue
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Display
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Display typeIPS LCD capacitive touchscreenIPS TFT
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Physical size6.8 inches6.52 inches
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Resolution640 x 1352 pixels720 x 1600 pixels
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Pixel density220 ppi269 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A53Quad-core 2.0 GHz Cortex-A53
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ChipsetMediatek MT6739MediaTek Helio A22 (MT6761)
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GPUPowerVR GE8100PowerVR GT8300
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Memory RAM2 GB3 GB
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Internal storage32 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 9.0 PieAndroid 12
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Main camera
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Camera typeDualTriple
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Main camera13 MP13 MP, f/2.2 , 80˚ , 1/3.1"
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0.3 MP0.3 MP, (macro) , f/2.8 , 1/10"
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(depth) , 0.3 MP, f/2.8 , 1/10"
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Primary camera resolution-4224 x 3136 pixels
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Primary camera video1080p@30fps1440p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera features-Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera type-Single
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Selfie camera8 MP5 MP, f/2.2 , 75˚
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Selfie camera resolution-2560 x 1944 pixels
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Selfie camera features-Face unlock, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Earpiece-Yes
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Multimedia
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RadioFM RadioFM Radio
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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 HotspotYesYes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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NFC-No
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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, fingerprint, gyroscope, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity3500 mAh5150 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price190 USD80 USD
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Tests and performance
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Antutu-61300 (v8)
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Geekbench(single-core)-161 (v5.2)
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Geekbench(multi-core)-548 (v5.2)
