Blackview BV4900S vs Xiaomi Mi Mix Fold
Blackview BV4900S
Xiaomi Mi Mix Fold
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 3, 7, 8, 20, 40LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 28, 41, 77, 78, 79 SA/NSA
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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)
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2021-092021-04
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Oficially announced2021-092021-03
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Design
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BuildPolycarbonate, rubber, siliconeGlass front (folded), plastic front (unfolded), glass back (Gorilla Glass 5) or ceramic back, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height157.5 mm173.3 mm
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Width78.1 mm69.8 mm
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Thickness13.7 mm9 mm
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Height unfolded-173.3 mm
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Width unfolded-133.4 mm
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Thickness unfolded-17.2 mm
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Weight261 g317 (glass) / 332 (ceramic) g
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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, YellowBlack, Ceramic
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Display
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Display typeIPS TFTFoldable AMOLED
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Physical size5.7 inches8.01 inches
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Resolution720 x 1440 pixels1860 x 2480 pixels
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Pixel density282 ppi387 ppi
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Display colors167772161073741824
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ProtectionScratch resistant, Asahi Dragontrail glassScratch resistant
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Display features-HDR10+, Dolby Vision, 600 nits (typ), 900 nits (peak)
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Cover display-AMOLED
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Cover display physical size-6.52 inches
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Cover display resolution-840 x 2520 pixels
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Cover display features-90Hz, HDR10+, Dolby Vision, 650 nits (typ), 900 nits (peak)
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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 680
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CPU(second)quad-core 1.2 GHz Cortex-A55Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.80 GHz Kryo 680
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ChipsetUnisoc SC9863AQualcomm SM8350 Snapdragon 888 5G
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GPUPowerVR GE8322Adreno 660
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Memory RAM2 GB12, 16 GB
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Internal storage32 GB256, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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StorageeMMCUFS 3.1
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)Android 10, MIUI 12
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Main camera
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Camera typeSingleTriple
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Main camera8 MP, f/2.4108 MP, f/1.8 , (wide) , 80 mm, 1/1.52" , 0.7 µm
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(telephoto/macro) , 8 MP, 3x optical zoom
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123 , (ultrawide) , 13 MP, f/2.4 , 1.12 µm
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps8K@24/30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
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Primary camera flashLED 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-modeAutofocus, continuous autofocus, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus, stagger HDR, AI 2.0, night mode 2.0
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera5 MP, f/2.2 , 1/4" , 1.4 µm20 MP, f/2.4 , 1/3.4" , 0.8 µm, (wide) , 80˚ , 27 mm
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Selfie camera resolution2560 x 1920 pixels5184 x 3880 pixels
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Selfie camera featuresFace unlockFace unlock, HDR, panorama
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Selfie camera video720p@30fps1080p@30/60fps, 720p@120fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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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, 802.11ax
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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
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USB On-The-GoYes-
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Bluetoothv4.2v5.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Infrared-Yes
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NFCYesYes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, magnetometer, proximityAccelerometer, barometer, compass, color spectrum, fingerprint, gyroscope, 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 mAh5020 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Quick Charge 4+ (100% in 37 min)
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Tests and performance
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Antutu72117 (v8)815000 (v8)
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Geekbench(single-core)137 (v5.2)1138 (v5.2)
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Geekbench(multi-core)627 (v5.2)3787 (v5.2)
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Cost
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Price100 USD1560 USD