Blackview OSCAL C20 vs Tecno Pova 4
Blackview OSCAL C20
Tecno Pova 4
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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, 2100
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4G network-LTE frequency band 1, 3, 5, 7, 8, 20, 38, 40, 41
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, 301 Mbps download
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-072022-10
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Status2021-072022-10
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Design
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BuildPlasticGlass front, plastic frame, plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height155.4 mm170.6 mm
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Width73.3 mm77.5 mm
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Thickness9.75 mm8.7 mm
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Weight152 g-
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ColorsBlack, Blue, Green, PurpleBlue, Grey
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Display
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Display typeIPS TFTIPS LCD
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Physical size6.09 inches6.82 inches
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Resolution720 x 1560 pixels720 x 1600 pixels
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Pixel density282 ppi257 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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Display features-90Hz
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Dual-core 2.2 GHz Cortex-A76
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CPU(second)Hexa-core 2.0 GHz Cortex-A55
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ChipsetUnisoc SC7731EMediaTek MT8781 Helio G99
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GPUMali-820 MP1Mali-G52 MC2
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Memory RAM1 GB8 GB
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Internal storage32 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXC-
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Memory card max128 GB-
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StorageeMMC 5.0-
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)Android 12, HIOS
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Main camera
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Camera typeSingleDual
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Main camera5 MP, f/2.050 MP, (wide)
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Primary camera resolution2560 x 1944 pixels-
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Primary camera video1080p@30fps1440p@30fps, 1080p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera2 MP8 MP, f/2.0
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Selfie camera resolution1920 x 1080 pixels3264 x 2448 pixels
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Selfie camera featuresFace unlockFace unlock, HDR
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Selfie camera video720p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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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 802.11b, 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 Dual Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv4.2v5.2
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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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BDSYes-
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Features
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SensorsAccelerometer, light, proximityAccelerometer, compass, 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 capacity3380 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes, 18W
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Tests and performance
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Antutu23006 (v8)350000 (v9)
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Geekbench(single-core)59 (v5.2)556 (v5.2)
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Geekbench(multi-core)185 (v5.2)1812 (v5.2)
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Cost
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Price70 USD270 USD
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