Blackview BV4900S vs Microsoft Surface Duo
Blackview BV4900S
Microsoft Surface Duo
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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 850, 900, 1900, 2100
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4G networkLTE frequency band 1, 3, 7, 8, 20, 40LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66
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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, Cat4, 150 Mbps download, 51 Mbps uploadLTE-A (CA) Cat18, 1200 Mbps download, 100 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-092020-08
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Status2021-092020-08
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Design
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BuildPolycarbonate, rubber, siliconeGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
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SIMDual SIM (Nano-SIM, dual stand-by)Nano-SIM, eSIM
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Height157.5 mm145.2 mm
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Width78.1 mm93.3 mm
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Thickness13.7 mm9.9 mm
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Height unfolded-186.9 mm
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Width unfolded-145.2 mm
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Thickness unfolded-4.8 mm
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Weight261 g250 g
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Stylus-Yes
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WaterproofIP68-
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Dust proofIP68-
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MIL-STD-810GYes-
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ColorsBlack, Green, Orange, YellowWhite
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Display
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Display typeIPS TFTAMOLED capacitive touchscreen
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Physical size5.7 inches8.1 inches
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Resolution720 x 1440 pixels1800 x 2700 pixels
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Pixel density282 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Asahi Dragontrail glassCorning Gorilla Glass 5
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Cover display-AMOLED capacitive touchscreen
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Cover display physical size-5.6 inches
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Cover display resolution-1350 x 1800 pixels
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 1.6 GHz Cortex-A55Single-core 2.84 GHz Kryo 485
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CPU(second)quad-core 1.2 GHz Cortex-A55Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetUnisoc SC9863AQualcomm SM8150 Snapdragon 855
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GPUPowerVR GE8322Adreno 640
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Memory RAM2 GB6 GB
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Internal storage32 GB128, 256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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StorageeMMCUFS 3.0
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)Android 10
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Main camera
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Camera typeSingleSingle
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Main camera8 MP, f/2.411 MP, f/2.0 , 23 mm, 1.0 µm
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Primary camera 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-
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera5 MP, f/2.2 , 1/4" , 1.4 µm
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera featuresFace unlock-
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Selfie camera video720p@30fps4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Sound
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3.5mm jackYes-
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LoudspeakerYesYes, with stereo speakers
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EarpieceYes-
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C reversible connector
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USB On-The-GoYes-
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth AptX-aptX Adaptive
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, magnetometer, proximityAccelerometer, fingerprint, 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 capacity5580 mAh3577 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Tests and performance
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Antutu72117 (v8)-
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Geekbench(single-core)137 (v5.2)-
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Geekbench(multi-core)627 (v5.2)-
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Cost
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Price100 USD1400 USD
