Google Pixel 4 XL vs Oukitel C21 Pro
Google Pixel 4 XL
Oukitel C21 Pro
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DOHSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100), 71(600) - global; LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 48, 66(1700/2100), 71(600) - USALTE frequency band 1, 3, 7, 8, 19, 20
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HSDPA speed42 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE-A(5CA), Cat18, 1200 Mbps download, 150 Mbps uploadLTE, 301 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-102021-06
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Status2019-102021-06
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Design
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BuildAluminium alloy, glassPlastic
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SIMNano-SIM card & eSIMDual SIM (Nano-SIM, dual stand-by)
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Height160.4 mm162 mm
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Width75.1 mm75 mm
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Thickness8.2 mm9 mm
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Weight193 g192 g
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WaterproofIP68, 1.5m for 30 mins-
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Dust proofIP68-
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ColorsBlack, Orange, WhiteBlack, Green, Purple
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Display
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Display typeP-OLED capacitive touchscreenIPS LCD
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Physical size6.3 inches6.39 inches
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Resolution1440 x 3040 pixels720 x 1560 pixels
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Pixel density537 ppi269 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Corning Gorilla Glass 5Scratch resistant, 2.5D curved glass screen
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MultitouchYes-
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Display featuresAlways-on display, HDR, 90 Hz refresh rate, DCI-P3 100%-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.84 GHz Kryo 485Quad-core 1.8 GHz Cortex-A53
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CPU(second)Triple-core 2.42 GHz Kryo 485quad-core 1.5 GHz Cortex-A53
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CPU(third)Quad-core 1.78 GHz Kryo 485
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ChipsetQualcomm SDM855 Snapdragon 855MediaTek Helio P22 (MT6762D)
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GPUAdreno 640PowerVR GE8320
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Memory RAM6 GB4 GB
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Internal storage64, 128 GB64 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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OS
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OSAndroid 10Android 11
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Main camera
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Camera typeDualTriple
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Main camera12 MP, f/1.7 , 28 mm, 1/2.55" , 1.4 µm, 2x optical zoom12 MP, f/2.2 , 1/2.55"
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16 MP, f/2.4 , 45 mm, 1.0 µm2 MP, f/2.2 , 1.75 µm, (macro) , 76˚ , 1/5"
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(depth) , 0.3 MP
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Primary camera resolution4032 x 3024 pixels4032 x 3024 pixels
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Primary camera video2160p@30fps, 1080p@30/60/120fps, 1080p@30fps (gyro-EIS)1080p@30fps
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Primary camera flashdual-LED flashLED flash
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Primary camera phase detection autofocusphase detection-
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Camera featuresAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, 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, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeDualSingle
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Selfie camera8 MP, f/2.0 , 22 mm, 1.22 µm8 MP, f/2.2 , 1.12 µm, 81˚ , 1/4"
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TOF 3D camera
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Selfie camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Selfie camera features-Face unlock
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioNoFM 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
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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 BandYes-
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USBType-C 1.0 reversible connectorType-C 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v4.2
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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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BeidouYes-
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Features
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SensorsAccelerometer, barometer, compass, gyroscope, face ID, magnetometerAccelerometer, fingerprint, light, 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 capacity3700 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Wireless chargingQi-
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Talk time 4G-10 h
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Standby time 4G-360 h
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Cost
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Price1240 USD130 USD
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Tests and performance
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Antutu-95488 (v8)
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Geekbench(single-core)-154 (v5.2)
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Geekbench(multi-core)-741 (v5.2)
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SAR value
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SAR EU(head)-0.75 W/kg
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SAR EU(body)-1.16 W/kg