Blackview A55 vs vivo V21s
Blackview A55
vivo V21s
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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, 1700(AWS), 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, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
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5G network-5G band 1, 28, 40, 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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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, 301 Mbps download, 151 Mbps uploadLTE-A, Cat12, 1200 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-122022-11
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Status2021-122022-11
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Design
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BuildPlasticPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height164.5 mm159.7 mm
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Width76.7 mm73.9 mm
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Thickness9.1 mm7.3 mm
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Weight195 g176 / 177 g
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ColorsBlack, Green-Blue, Green, VioletBlue, Gradient
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Display
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Display typeIPS TFTAMOLED
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Physical size6.53 inches6.44 inches
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Resolution720 x 1600 pixels1080 x 2404 pixels
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Pixel density269 ppi409 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenScratch resistant
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Hardware
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CPU-Octa-core
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CPUQuad-core 2.0 GHz Cortex-A53Dual-core 2.4 GHz Cortex-A76
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediaTek Helio A22 MT6761V/CAMediaTek MT6853 Dimensity 800U
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GPUPowerVR GE8300Mali-G57 MC3
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Memory RAM3 GB8 GB
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Internal storage16 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB-
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StorageeMMCUFS 2.2
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OS
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OSAndroid 11, Doke OS 2.0Android 12, Funtouch 12
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Main camera
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Camera typeDualTriple
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Main camera8 MP, f/2.2 , 1/3.2" , 1.4 µm64 MP, f/1.8 , 0.7 µm, (wide) , 26 mm
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5 MP8 MP, (ultrawide) , f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
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(macro) , 2 MP, f/2.4
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Primary camera resolution3264 x 2448 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30/60fps
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Primary camera flashLED 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-modeAutofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera5 MP, f/2.244 MP, f/2.0 , (wide) , 150 mm
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera featuresFace unlockAutofocus, face unlock, HDR, optical image stabilization
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Selfie camera video1080p@30fps4K@30fps, 1080p@30fps
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v5.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCNoYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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BDSYesYes
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Features
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SensorsAccelerometer, light, proximityAccelerometer, compass, 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 capacity4780 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes, 33W (63% in 30 min)
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Tests and performance
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Antutu61000 (v8)368414 (v9)
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Geekbench(single-core)161 (v5.2)363 (v5.2)
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Geekbench(multi-core)538 (v5.2)1353 (v5.2)
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Cost
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Price90 USD360 USD
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