Blackview OSCAL C20 vs Energizer E284S
Blackview OSCAL C20
Energizer E284S
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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, 7, 8, 20, 28, 38, 40, 41
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-072022-12
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Status2021-072022-03
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Design
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BuildPlastic-
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height155.4 mm137.6 mm
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Width73.3 mm62.5 mm
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Thickness9.75 mm15.6 mm
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Weight152 g131 g
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ColorsBlack, Blue, Green, PurpleBlack, Blue, Green, Red
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Display
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Display typeIPS TFTTFT LCD
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Physical size6.09 inches2.8 inches
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Resolution720 x 1560 pixels240 x 320 pixels
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Pixel density282 ppi143 ppi
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Display colors16777216-
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Protection2.5D curved glass screen-
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A71.0 GHz
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ChipsetUnisoc SC7731EUnisoc T117
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GPUMali-820 MP1-
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Memory RAM1 GB64 MB
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Internal storage32 GB128 MB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC
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Memory card max128 GB-
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StorageeMMC 5.0eMMC
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)-
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Main camera
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Camera typeSingleSingle
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Main camera5 MP, f/2.02 MP
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Primary camera resolution2560 x 1944 pixels-
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Primary camera video1080p@30fpsYes
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Primary camera flashLED flashLED 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-mode-
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera2 MP
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Selfie camera resolution1920 x 1080 pixels-
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Selfie camera featuresFace unlock-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYes-
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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, 802.11nYes
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0microUSB
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USB On-The-GoYes-
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Bluetoothv4.2v2.1
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Bluetooth A2DPYes-
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NFCNoNo
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GPSYes, with A-GPSNo
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BDSYes-
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Features
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SensorsAccelerometer, light, proximity-
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3380 mAh2000 mAh
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Battery removableNon-removableRemovable
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Tests and performance
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Antutu23006 (v8)-
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Geekbench(single-core)59 (v5.2)-
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Geekbench(multi-core)185 (v5.2)-
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Cost
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Price70 USD55 USD
