Oppo A77 4G vs Xiaomi Redmi 9T
Oppo A77 4G
Xiaomi Redmi 9T
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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 800, 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 38, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
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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-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTELTE-A, Cat12, 603 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-082021-01
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Status2022-082021-01
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Design
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BuildGlass front, plastic frame, plastic or leather backGlass front (Gorilla Glass 3), 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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Height163.8 mm162.3 mm
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Width75.1 mm77.3 mm
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Thickness8 mm9.6 mm
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Weight187/189 g198 g
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WaterproofIP54Water-repellent coating
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Dust proofIP54-
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ColorsBlue, OrangeBlue, Gray, Green, Orange
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Display
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Display typeIPS LCDIPS LCD
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Physical size6.56 inches6.53 inches
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Resolution720 x 1612 pixels1080 x 2340 pixels
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Pixel density269 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screenScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
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Display features90Hz, 480 nits (typ), 600 nits (HBM)450 nits (typ)
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Quad-core 2.0 GHz Kryo 260 Gold
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CPU(second)quad-core 1.8 GHz Cortex-A53quad-core 1.8 GHz Kryo 260 Silver
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ChipsetMediaTek MT6765G Helio G35Qualcomm SM6115 Snapdragon 662
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GPUPowerVR GE8320Adreno 610
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Internal storage64 GB64, 128 GB
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Memory RAM4 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB-
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StorageUFS 2.2UFS 2.1 / UFS 2.2
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OS
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OSAndroid 12, ColorOS 12.1Android 10, MIUI 12
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Main camera
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Camera typeDualQuad
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Main camera(wide) , 50 MP, f/1.8 , 81˚(wide) , 48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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(depth) , 2 MP, f/2.4 , 89˚(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm
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(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED flashLED flash
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Camera features-Autofocus, 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) , 2 MP, f/2.4(wide) , 8 MP, f/2.1 , 27 mm, 1/4.0" , 1.12 µm
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera featuresPanoramaFace detection, face unlock, HDR
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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, with stereo speakers
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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, 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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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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Infrared-Yes
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NFCYesYes (market dependent)
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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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QZSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, 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 capacity5000 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperVOOC, 33W (100% in 69 min)Yes
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Cost
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Price200 USD160 USD
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Tests and performance
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Antutu-175488 (v8)
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Geekbench(single-core)-317 (v5.2)
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Geekbench(multi-core)-1388 (v5.2)
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