Blackview BV9900 vs Cat S31
Blackview BV9900
Cat S31
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700, 1900, 2100HSDPA 850, 900, 1900, 2100 - EU; HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 25(1900), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700)LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EU; LTE frequency band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700) - USA
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE, Cat6, 301 Mbps download, 51 Mbps uploadLTE, Cat4, 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 announced2019-102017-9
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Status2019-102017-10
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Design
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BuildMetal, polycarbonate, TPU-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height-146 mm
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Width-74.4 mm
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Thickness-12.6 mm
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Weight-200 g
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WaterproofYes, IP68, IP69KIP68, 1.2 m and 35 minutes
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Dust proofYes, IP68, IP69KIP68
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MIL-STD-810GYesYes - dust, humidity, rain, salt, vibration, solar radiation, transport and thermal shock resistant
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ColorsBlackBlack
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Display
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Display typeIPSTFT capacitive touchscreen
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Physical size5.84 inches4.7 inches
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Resolution1080 x 2340 pixels720 x 1280 pixels
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Pixel density441 ppi312 ppi
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Display colors16777216-
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ProtectionScratch resisant, Corning Gorilla Glass 5Corning Gorilla Glass 3
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUDual-core 2.2 GHz Cortex-A75Quad-core 1.3 GHz Cortex-A7 ARM
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediaTek Helio P90 (MT6779)Qualcomm MSM8909 Snapdragon 210
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GPUPowerVR GM9446Adreno 304
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Memory RAM8 GB2 GB
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Internal storage256 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max-64 GB
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OS
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OSAndroid 9.0 PieAndroid 7.0 (Nougat)
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Main camera
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Camera typeQuad-
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Main camera48 MP, f/1.75 , 1/2" , 0.8 µm8 MP
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16 MP
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5 MP
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Primary camera resolution8000 x 6000 pixels-
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Primary camera video2160p@30fps720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashdual-LED flashLED 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, night modeGeo-tagging, face detection, touch focus
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Selfie camera
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Selfie camera16 MP, f/2.0 , 1/3.06" , 1.0 µm2 MP
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Selfie camera resolution4608 x 3456 pixels-
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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RadioFM Radio-
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Radio FM-FM 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 DirectYes-
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYes-
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BeidouYes-
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BDS-Yes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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Java-No
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SensorsAccelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, proximityAccelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4380 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Wireless chargingYes-