Blackview A20 vs General Mobile GM 9 Plus
Blackview A20
General Mobile GM 9 Plus
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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, 1900, 2100
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4G network-LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800), 38(2600), 40(2300)
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HSDPA speed21 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speed-LTE Cat7, 301.5 Mbps download, 102 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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BuildPlasticMetal, polycarbonate
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM/microSD)
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Height146.7 mm157 mm
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Width70.7 mm75.5 mm
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Thickness9.6 mm7.7 mm
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Weight170 g175 g
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ColorsBlack, Gold, GrayGray, Gold, Silver
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Display
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Display typeIPS capacitive touchscreenIPS capacitive touchscreen
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Physical size5.5 inches6.23 inches
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Resolution480 x 960 pixels1080 x 2280 pixels
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Pixel density195 ppi405 ppi
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Display colors1677721616777216
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ProtectionScratch resistant2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass
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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-A7Quad-core 2.0 GHz Cortex-A73
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CPU(second)quad-core 2 GHz Cortex-A53
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ChipsetMediatek MT6580MMediaTek Helio P60 (MT6771V)
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GPUMali-400 MP2Mali-G72 MP3
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Memory RAM1 GB3 GB
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Internal storage8 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max32 GB-
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OS
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OSAndroid OS, v8.0 Oreo Go EditionAndroid 9.0 Pie
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Main camera
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Camera typeDualDual
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Main camera5 MP, f/2.012 MP, f/1.7 , 1.28 µm
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0.3 MP5 MP
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Primary camera resolution2592 x 1944 pixels4032 x 3024 pixels
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Primary camera video720p@30fps1080p@30fps
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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 shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection
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Selfie camera
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Selfie camera2 MP, f/2.88 MP, f/2.2
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11 ac
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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 2.0microUSB 2.0
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Beidou-Yes
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Features
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SensorsAccelerometer, light, proximityAccelerometer, compass, proximity, light, fingerprint
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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 capacity3000 mAh3450 mAh
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Battery removableRemovableNon-removable
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Talk time 2G10 h-
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Talk time 3G10 h-
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Standby time 2G240 h-
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Standby time 3G240 h-
