Google Pixel 4a 5G vs Oppo A91
Google Pixel 4a 5G
Oppo A91
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 46, 48, 66, 71LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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5G network5G band 1, 2, 3, 5, 7, 8, 12, 28, 41, 66, 71, 77, 78 Sub6, mmWave (market dependent)-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.5 Mbps
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE-A (CA)LTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-092019-12
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Status2020-112019-12
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Design
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BuildGlass front (Gorilla Glass 3), plastic back, plastic frameAluminium alloy, glass
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SIMNano-SIM and/or eSIMDual SIM (Nano-SIM, dual stand-by)
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Height153.9 mm160.2 mm
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Width74 mm73.3 mm
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Thickness8.2 mm7.9 mm
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Weight168 g172 g
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ColorsBlackDark blue, Blue, Red
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Display
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Display typeOLEDAMOLED capacitive touchscreen
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Physical size6.2 inches6.4 inches
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Resolution1080 x 2340 pixels1080 x 2400 pixels
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Pixel density413 ppi411 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 3Scratch resistant
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Multitouch-Yes
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Display featuresAlways-on display, HDR-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.4 GHz Kryo 475 PrimeQuad-core 2.1 GHz Cortex-A73
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CPU(second)Single-core 2.2 GHz Kryo 475 Goldquad-core 2.0 GHz Cortex-A53
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CPU(third)Hexa-core 1.8 GHz Kryo 475 Silver
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ChipsetQualcomm SDM765 Snapdragon 765GMediatek MT6771V Helio P70
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GPUAdreno 620Mali-G72 MP3
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Memory RAM6 GB8 GB
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Internal storage128 GB128 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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StorageUFS 2.1-
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OS
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OSAndroid 11ColorOS 6.1 (Android 9.0 Pie)
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Main camera
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Camera typeDualQuad
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Main camera(wide) , 12 MP, f/1.7 , 27 mm, 1/2.55" , 1.4 µm48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm
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(ultrawide) , 16 MP, f/2.2 , 107˚ , 1.0 µm8 MP, f/2.2 , 1.12 µm, 13 mm, 1/4.0"
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2 MP, f/2.4 , 1/5" , 1.75 µm
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2 MP, f/2.4 , 1/5" , 1.75 µm
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Primary camera resolution4032 x 3024 pixels8000 x 6000 pixels
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Primary camera video4K@30/60fps, 1080p@30/60/120/240fps; gyro-EIS2160p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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, phase detection autofocusAutofocus, 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(wide) , 8 MP, f/2.0 , 24 mm, 1/4.0" , 1.12 µm16 MP, f/2 , 26 mm, 1/3.1" , 1.0 µm
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Selfie camera resolution3264 x 2448 pixels4608 x 3456 pixels
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Selfie camera featuresFace 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
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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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Wi-Fi display-Yes
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WLAN WiFi Dual BandYesYes
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USBType-C 3.1Type-C 1.0 reversible connector
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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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NFCYes-
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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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Beidou-Yes
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BDSYes-
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QZSSYes-
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Features
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SensorsAccelerometer, barometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, gyroscope, proximity, light
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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 capacity3885 mAh4025 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingPower Delivery 2.0VOOC Flash Charge 4.0 (50% in 30 min)
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Tests and performance
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Antutu330500 (v8)-
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Geekbench(single-core)610 (v5.2)-
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Geekbench(multi-core)1553 (v5.2)-
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SAR value
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SAR(head)1.2 W/kg-
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SAR(body)1.2 W/kg-
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SAR EU(head)0.94 W/kg-
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SAR EU(body)1.4 W/kg-
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Cost
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Price500 USD290 USD