Oppo A78 4G vs Oukitel C31
Oppo A78 4G
Oukitel 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, 2100HSDPA 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, 39, 40, 41, 66LTE frequency band 1, 3, 7, 8, 19, 20
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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 speedLTELTE, 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 announced2023-072022-08
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Status2023-072022-08
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Design
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BuildPlasticPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height160 mm-
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Width73.2 mm-
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Thickness7.9 mm-
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Weight180 g207 g
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WaterproofIP54-
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Dust proofIP54-
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ColorsAqua Green, BlackBlack, Blue
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Display
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Display typeAMOLEDIPS TFT
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Physical size6.43 inches6.52 inches
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Resolution1080 x 2400 pixels720 x 1600 pixels
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Pixel density409 ppi269 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 52.5D curved glass screen
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Display features90Hz, 430 nits-
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Hardware
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CPUOcta-core-
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CPUDual-core 2.4 GHz Kryo 265 GoldQuad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 1.9 GHz Kryo 265 Silver
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ChipsetQualcomm SM6225 Snapdragon 680 4GMediaTek Helio A22 (MT6761)
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GPUAdreno 610PowerVR GT8300
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Internal storage128, 256 GB16 GB
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Memory RAM8 GB3 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB256 GB
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OS
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OSAndroid 13, ColorOS 13.1Android 12
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Main camera
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Camera typeDualTriple
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Main camera(wide) , 50 MP, f/1.8 , 77˚13 MP, f/2.2 , 80˚ , 1/3.1"
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(depth) , 2 MP, f/2.4(macro) , 0.3 MP, f/2.8 , 1/10"
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(depth) , 0.3 MP, f/2.8 , 1/10"
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Primary camera resolution8190 x 6120 pixels4224 x 3136 pixels
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Primary camera video1080p@30fps1440p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera featuresAutofocus, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-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
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 8 MP, f/2.0 , 83˚ , 1/4" , 1.12 µm5 MP, f/2.2 , 75˚
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Selfie camera resolution3264 x 2448 pixels2560 x 1944 pixels
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Selfie camera featuresFace unlock, HDRFace unlock, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual BandYes-
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFCYes (market dependent)No
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, fingerprint, gyroscope, 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 capacity5000 mAh5150 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC, 67W (76% in 30 min)Yes
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Tests and performance
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Antutu249000 (v9)61300 (v8)
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Geekbench(single-core)411 (v6)161 (v5.2)
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Geekbench(multi-core)1263 (v6)548 (v5.2)
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Cost
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Price220 USD80 USD
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