Blackview A20 vs Nokia 4.2
Blackview A20
Nokia 4.2
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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 - global; HSDPA 850, 900, 1700(AWS), 1900, 2100 - LATAM
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300), 41(2500) - EMEA, APAC, MENA; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 28(700), 38(2600), 66(1700/2100) - LATAM; LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500) - India
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HSDPA speed21 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-42019-2
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Status2018-42019-2
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Design
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BuildPlasticAluminium alloy, polycarbonate
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height146.7 mm149 mm
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Width70.7 mm71.3 mm
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Thickness9.6 mm8.4 mm
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Weight170 g161 g
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ColorsBlack, Gold, GrayBlue, Pink
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches5.71 inches
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Resolution480 x 960 pixels720 x 1520 pixels
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Pixel density195 ppi295 ppi
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Display colors1677721616777216
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ProtectionScratch resistant2.5D curved glass screen
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Dual-core 2.0 GHz Cortex-A53
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CPU(second)Hexa-core 1.45 GHz Cortex-A53
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ChipsetMediatek MT6580MQualcomm SDM439 Snapdragon 439
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GPUMali-400 MP2Adreno 505
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Memory RAM1 GB2, 3 GB
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Internal storage8 GB16, 32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max32 GB400 GB
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Storage-eMMC
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OS
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OSAndroid OS, v8.0 Oreo Go EditionAndroid 9.0 Pie; Android One
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Main camera
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Camera typeDualDual
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Main camera5 MP, f/2.013 MP, f/2.2 , 1/3" , 1.12 µm
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0.3 MP2 MP, f/2.2 , 1.75 µm
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Primary camera resolution2592 x 1944 pixels4160 x 3120 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera flashLED flashdual-LED flash
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Primary camera phase detection autofocus-phase detection autofocus
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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, 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 camera2 MP, f/2.88 MP, f/2.0 , 1/4" , 1.12 µm
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Selfie camera resolution1600 x 1200 pixels3264 x 2448 pixels
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Selfie camera video480p@30fps720p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Earpiece-Yes
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Multimedia
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Radio-FM Radio
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth AptX-aptX HD
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NFC-Yes (market dependent)
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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Features
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SensorsAccelerometer, light, 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-Ion
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Battery capacity3000 mAh3000 mAh
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Battery removableRemovableNon-removable
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Talk time 2G10 h18 h
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Talk time 3G10 h18 h
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Standby time 2G240 h600 h
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Standby time 3G240 h600 h
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