Oukitel C21 Pro vs Xiaomi Mix 4
Oukitel C21 Pro
Xiaomi Mix 4
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 3, 7, 8, 19, 20LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42
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5G network-5G band 1, 3, 5, 8, 28, 41, 77, 78, 79 SA/NSA/Sub6
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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, 301 Mbps download, 150 Mbps uploadLTE-A, 1174 Mbps download, 210 Mbps upload
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GPRSYesYes
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EDGEYesClass 8
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Availability
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Oficially announced2021-062021-08
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Status2021-062021-08
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Design
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BuildPlasticGlass front (Gorilla Glass Victus), ceramic back, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height162 mm162.6 mm
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Width75 mm75.4 mm
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Thickness9 mm8 mm
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Weight192 g225 g
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Splash resistant-IP53
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Dust proof-IP53
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ColorsBlack, Green, PurpleBlack, Gray, White
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Display
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Display typeIPS LCDAMOLED
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Physical size6.39 inches6.67 inches
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Resolution720 x 1560 pixels1080 x 2400 pixels
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Pixel density269 ppi395 ppi
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Display colors167772161073741824
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ProtectionScratch resistant, 2.5D curved glass screenScratch resistant, 3D curved glass screen, Corning Gorilla Glass Victus
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Display features-120Hz, HDR10+, Dolby Vision, 800 nits (HBM), Wide color gamut, True-tone
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 1.8 GHz Cortex-A53Single-core 2.99 GHz Kryo 680
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CPU(second)quad-core 1.5 GHz Cortex-A53Triple-core 2.42 GHz Kryo 680
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CPU(third)Quad-core 1.80 GHz Kryo 680
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ChipsetMediaTek Helio P22 (MT6762D)Qualcomm SM8350 Snapdragon 888+ 5G
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GPUPowerVR GE8320Adreno 660
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Memory RAM4 GB8, 12 GB
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Internal storage64 GB128, 256, 512 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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Storage-UFS 3.1
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OS
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OSAndroid 11Android 11, MIUI 12.5
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Main camera
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Camera typeTripleTriple
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Main camera12 MP, f/2.2 , 1/2.55"108 MP, f/1.9 , 1/1.33" , (wide) , 24 mm, 0.8 µm
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(macro) , 2 MP, f/2.2 , 76˚ , 1/5" , 1.75 µm(periscope telephoto) , 8 MP, f/4.1 , 120 mm, 5x optical zoom
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(depth) , 0.3 MP(ultrawide) , 13 MP, 123˚ , f/2.2 , 12 mm, 1/3.06" , 1.12 µm
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Primary camera resolution4032 x 3024 pixels-
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Primary camera video1080p@30fps8K@24fps, 4K@30/60fps, 1080p@30/60/120/480fps; gyro-EIS, HDR10+
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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-mode, macro-mode, phase detection autofocusAutofocus, 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-mode, phase detection autofocus, laser autofocus, AI 2.0, night mode 2.0, stagger HDR
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera8 MP, f/2.2 , 81˚ , 1/4" , 1.12 µm20 MP, 1/3.4" , 0.8 µm, (wide) , 27 mm
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Selfie camera resolution3264 x 2448 pixels5184 x 3880 pixels
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Selfie camera featuresFace unlockFace unlock, HDR
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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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LoudspeakerYesYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBType-C 2.0Type-C 2.0
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Bluetoothv4.2v5.2
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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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Infrared-Yes
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NFCNoYes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDS-Yes
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QZSS-Yes
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NavIC-Yes
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Features
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SensorsAccelerometer, fingerprint, light, proximityAccelerometer, color spectrum, compass, fingerprint, gyroscope, 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 capacity4000 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesQuick Charge 4 (100% in 15 min)
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Fast wireless charging-Yes (100% in 28 min)
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Talk time 4G10 h-
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Standby time 4G360 h-
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Tests and performance
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Antutu95488 (v8)792743 (v9)
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Geekbench(single-core)154 (v5.2)863 (v5.4)
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Geekbench(multi-core)741 (v5.2)3181 (v5.4)
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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-
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Cost
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Price130 USD800 USD