Oppo A31 vs Oukitel WP21
Oppo A31
Oukitel WP21
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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 850, 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66
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HSDPA speed42 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-ALTE, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-022022-11
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Status2020-022022-11
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Design
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BuildPlasticMetal, polycarbonate, TPU
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.9 mm177.3 mm
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Width75.5 mm84.3 mm
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Thickness8.3 mm18.4 mm
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Weight180 g398 g
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Waterproof-IP68/IP69K
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Dust proof-IP68/IP69K
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MIL-STD-810H-Yes
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ColorsBlack, WhiteBlack
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Display
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Display typeIPS capacitive touchscreenIPS TFT
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Physical size6.5 inches6.78 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi388 ppi
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Display colors1677721616777216
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ProtectionScratch resistant-
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MultitouchYes-
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Dual-core 2.2 GHz Cortex-A76
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CPU(second)quad-core 1.8 GHz Cortex-A53Hexa-core 2.0 GHz Cortex-A55
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ChipsetMediatek MT6765V/CB Helio P35MediaTek Helio G99 MT6789
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GPUPowerVR GE8320Mali-G57 MC2
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Memory RAM4 GB12 GB
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Internal storage128 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB1 TB
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StorageeMMC 5.1UFS 2.1
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OS
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OSColorOS 6.1 (Android 9.0 Pie)Android 12
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Main camera
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Camera typeTripleTriple
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Main camera12 MP, f/1.864 MP, (wide) , 1/1.72" , 0.8 µm
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2 MP, f/2.4 , 27 mm20 MP, f/2.0 , (night vision) , 1/2.78" , 1 µm
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2 MP, f/2.42 MP, f/2.4 , (macro) , 1/5" , 1.75 µm
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Primary camera resolution4096 x 3072 pixels9280 x 6920 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, 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 type-Single
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Selfie camera8 MP, f/2.020 MP, f/2.2
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1/5.0" , 1.75 µm
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Selfie camera resolution3264 x 2448 pixels-
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Selfie camera features-Face unlock, face detection
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Selfie camera video1080p@30fps1080p@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 RadioFM Radio
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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 HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFC-Yes
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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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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, light, proximityAccelerometer, barometer, compass, fingerprint, gyroscope, light, pedometer, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4230 mAh9800 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Talk time 4G-68.5 h
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Standby time 4G-1150 h
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Cost
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Price200 USD290 USD
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Tests and performance
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Antutu-370000 (v9)
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Geekbench(single-core)-544 (v5.2)
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Geekbench(multi-core)-1757 (v5.2)
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SAR value
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SAR EU(head)-0.31 W/kg
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SAR EU(body)-1.08 W/kg
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