Blackview BV9900E vs Oukitel C31
Blackview BV9900E
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 850, 900, 1700(AWS), 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66LTE frequency band 1, 3, 7, 8, 19, 20
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat6, 301 Mbps download, 51 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 announced2020-092022-08
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Status2020-092022-08
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Design
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BuildMetal, polycarbonate, TPUPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height156.5 mm-
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Width78.3 mm-
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Thickness14.2 mm-
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Weight264 g207 g
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WaterproofIP68/IP69K-
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Dust proofIP68/IP69K-
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MIL-STD-810GYes-
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ColorsBlackBlack, Blue
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Display
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Display typeIPS LCDIPS TFT
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Physical size5.84 inches6.52 inches
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Resolution1080 x 2280 pixels720 x 1600 pixels
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Pixel density432 ppi269 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass 32.5D curved glass screen
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Hardware
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CPUOcta-core-
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CPUDual-core 2.2 GHz Cortex-A75Quad-core 2.0 GHz Cortex-A53
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediaTek Helio P90 MT6779MediaTek Helio A22 (MT6761)
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GPUPowerVR GM9446PowerVR GT8300
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Memory RAM6 GB3 GB
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Internal storage128 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB256 GB
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StorageUFS 2.1-
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OS
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OSAndroid 10Android 12
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Main camera
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Camera typeQuadTriple
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Main camera48 MP, f/1.75 , 1/2" , 0.8 µm13 MP, f/2.2 , 1/3.1" , 80˚
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16 MP, 120˚ , 1/3.1" , 1.0 µm0.3 MP, 1/10" , (macro) , f/2.8
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2 MP, 1.75 µm0.3 MP, (depth) , f/2.8 , 1/10"
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0.3 MP
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Primary camera resolution8000 x 6000 pixels4224 x 3136 pixels
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Primary camera video2160p@30fps1440p@30fps
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Primary camera flashdual-LED flashdual-LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phade detection autofocus, night modeAutofocus, 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 typeSingleSingle
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Selfie camera16 MP, f/2.0 , 1/3.1" , 1.0 µm5 MP, f/2.2 , 75˚
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Selfie camera resolution4608 x 3456 pixels2560 x 1944 pixels
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Selfie camera featuresFace detectionFace 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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EarpieceYesYes
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFCYesNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDSYesYes
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Features
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SensorsAltimer, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, heart rate, humidity, light, magnetometer, pedometer, proximity, thermometerAccelerometer, 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-IonLi-Po
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Battery capacity4380 mAh5150 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Wireless chargingYes-
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Talk time 2G1680 h-
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Standby time 2G528 h-
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Tests and performance
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Antutu220000 (v8)61300 (v8)
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Geekbench(single-core)393 (v5.2)161 (v5.2)
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Geekbench(multi-core)1426 (v5.2)548 (v5.2)
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Cost
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Price260 USD80 USD
