Oppo A31 vs vivo NEX 3 5G
Oppo A31
vivo NEX 3 5G
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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, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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5G network-5G NSA; N41, N78
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HSDPA speed42 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-ALTE-A (5CA), Cat18, 1200 Mbps download, 150 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-022019-9
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Status2020-022019-9
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Design
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BuildPlasticFront/back glass, aluminum frame
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height163.9 mm167.4 mm
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Width75.5 mm76.1 mm
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Thickness8.3 mm9.4 mm
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Weight180 g218.5 g
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ColorsBlack, WhiteBlack, Blue
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6.5 inches6.89 inches
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Resolution720 x 1600 pixels1080 x 2256 pixels
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Pixel density270 ppi363 ppi
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Display colors1677721616777216
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ProtectionScratch resistantScratch resistant, 3D curved glass screen
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MultitouchYesYes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.3 GHz Cortex-A53Single-core 2.96 GHz Kryo 485
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CPU(second)quad-core 1.8 GHz Cortex-A53Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.8 GHz Kryo 485
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ChipsetMediatek MT6765V/CB Helio P35Qualcomm SDM855 Snapdragon 855+
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GPUPowerVR GE8320Adreno 640
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Memory RAM4 GB8, 12 GB
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Internal storage128 GB256 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageeMMC 5.1UFS 3.0
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OS
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OSColorOS 6.1 (Android 9.0 Pie)Funtouch 9.1 OS (Android 9.0 Pie)
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Main camera
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Camera typeTripleTriple
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Main camera12 MP, f/1.864 MP, f/1.8 , 1/1.7" , 0.8 µm
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2 MP, f/2.4 , 27 mm13 MP, f/2.5 , 13 mm
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2 MP, f/2.413 MP, f/2.2
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Primary camera resolution4096 x 3072 pixels-
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Primary camera video1080p@30fps2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, 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
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Selfie camera
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Selfie camera8 MP, f/2.016 MP
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1/5.0" , 1.75 µm
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Selfie camera resolution3264 x 2448 pixels-
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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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RadioFM RadioNo
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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 displayYesYes
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0Type-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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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GALILEO-Yes
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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, light, proximityAccelerometer, compass, fingerprint, gravity, gyroscope, light, proximity, in-display fingerprint sensor
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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 capacity4230 mAh4500 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Super FlashCharge
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Cost
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Price200 USD800 USD
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