Oukitel WP21 Ultra vs Realme C31
Oukitel WP21 Ultra
Realme C31
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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, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66LTE
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, 151 Mbps download, 51 Mbps uploadLTE-A, 151 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 announced2023-032022-03
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Status2023-032022-03
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Design
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BuildMetal, polycarbonate, TPUGlass 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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Height177.3 mm164.7 mm
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Width84.3 mm76.2 mm
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Thickness18.4 mm8.4 mm
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Weight398 g197 g
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WaterproofIP68/IP69K-
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Dust proofIP68/IP69K-
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MIL-STD-810GYes-
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ColorsBlackGreen, Silver
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Display
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Display typeIPS TFTIPS LCD
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Physical size6.78 inches6.5 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density388 ppi270 ppi
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Display colors1677721616777216
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ProtectionScratch resistant-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A76Dual-core 1.8 GHz Cortex-A75
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CPU(second)Hexa-core 2.0 GHz Cortex-A55Hexa-core 1.8 GHz Cortex-A55
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ChipsetMediaTek Helio G99 MT6789Unisoc Tiger T612
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GPUMali-G57 MC2Mali-G57
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Memory RAM12 GB4, 6 GB
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Internal storage256 GB32, 64 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB1 TB
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OS
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OSAndroid 12Android 11, Realme UI 2.0
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.9 , 1/1.72" , 0.8 µm(wide) , 13 MP, f/2.2 , 81˚ , 24 mm, 4x digital zoom
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(night vision) , 20 MP, f/2.4 , 1/2.78" , 1 µm(macro) , 2 MP, f/2.4
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5 MP0.3 MP, (depth) , f/2.8
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Primary camera resolution9280 x 6920 pixels4208 x 3120 pixels
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Primary camera video1440p@30fps1080p@30fps
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Primary camera flashLED flashLED 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-mode, macro-mode, phase detection autofocus-
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera20 MP5 MP, f/2.0 , 76˚
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Selfie camera resolution-2592 x 1944 pixels
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Selfie camera featuresFace unlock, face detection-
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Selfie camera video1080p@30fps720p@30fps
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Sound
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3.5mm jackNoYes
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBType-C 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv5.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFCYesNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, light, pedometer, proximityAccelerometer, fingerprint, 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 capacity9800 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesNo
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Talk time 3G68.5 h-
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Talk time 4G68.5 h-
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Standby time 3G1150 h-
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Standby time 4G1150 h-
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Tests and performance
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Antutu345535 (v9)224223 (v9)
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Geekbench(single-core)546 (v5.2)356 (v5.2)
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Geekbench(multi-core)1762 (v5.2)1279 (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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Cost
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Price470 USD110 USD
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