Oppo K9 vs vivo Y78 (China)
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Oppo K9
vivo Y78 (China)
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800GSM 850, 900, 1800, 1900; CDMA 800
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3G networkHSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xHSDPA 850, 900, 2100; CDMA2000 1x
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4G networkLTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41LTE frequency band 1, 3, 5, 8, 28, 34, 38, 39, 40, 41
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5G network5G band 1, 3, 28, 41, 77, 78 SA/NSA5G band 1, 5, 8, 28, 41, 77, 78 SA/NSA
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-A, 1200 Mbps download, 210 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-052023-05
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Status2021-052023-05
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Design
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BuildAluminium alloy, glassGlass 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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Height159.1 mm164.1 mm
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Width73.4 mm76.2 mm
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Thickness7.9 mm8 mm
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Weight172 g190 g
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ColorsAurora, BlackBlack, Blue, Gold
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Display
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Display typeSuper AMOLEDIPS LCD
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Physical size6.43 inches6.64 inches
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Resolution1080 x 2400 pixels1080 x 2388 pixels
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Pixel density409 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen2.5D curved glass screen
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Display features90Hz, 430 nits (typ), 750 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.8 GHz Kryo 475 PrimeDual-core 2.2 GHz
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CPU(second)Single-core 2.4 GHz Kryo 475 GoldHexa-core 2.0 GHz
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetQualcomm SM7250-AC Snapdragon 768G 5GMediatek Dimensity 7020
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GPUAdreno 620IMG BXM
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Memory RAM8 GB8, 12 GB
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Internal storage128, 256 GB128, 256 GB
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Memory cardNoNo
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OS
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OSAndroid 11, ColorOS 11.1Android 13, OriginOS 3
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.7 , 80˚ , 1/2.0" , 0.8 µm, 20x digital zoom(wide) , 50 MP, f/1.8
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(ultrawide) , 8 MP, f/2.2 , 119˚(depth) , 2 MP, f/2.4
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(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels-
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Primary camera video4K@30fps, 1080p@30/60/120fps; gyro-EIS1080p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous autofocus, continuous shooting, digital 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, macro-mode, phase detection autofocus, contrast detection autofocusAutofocus, continuous shooting, digital zoom, digital image stabilization, 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 camera(wide) , 32 MP, f/2.4 , 80˚ , 0.8 µm(wide) , 8 MP, f/2.0
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Selfie camera resolution6560 x 4928 pixels-
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Selfie camera featuresFace unlock, digital image stabilizationFace unlock
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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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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioNoNo
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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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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.0v5.3
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HDaptX HD
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NFCNoNo
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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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QZSSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, 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 capacity4300 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingVOOC 4.0 (100% in 35 min)Yes, 44W
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Tests and performance
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Antutu449750 (v8)-
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Geekbench(single-core)602 (v5.2)-
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Geekbench(multi-core)1877 (v5.2)-
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Cost
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Price310 USD200 USD
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