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Vivo Y31 5G vs Oppo A83 (2018) comparison

 Compare Vivo Y31 5G
Vivo Y31 5G
Compare Oppo A83 (2018)
Oppo A83 (2018)
key specs
Display6.68-inch5.70-inch
ProcessorQualcomm Snapdragon 4 Gen 2MediaTek MT6737T
Front Camera8-megapixel 8-megapixel
Rear Camera50-megapixel + 0.08-megapixel 13-megapixel
RAM4GB, 6GB4GB
Storage128GB64GB
Battery Capacity6,500mAh3180mAh
OSAndroid 15Android 7.1
Resolution1,608x720 pixels720x1440 pixels
general
BrandVivoOppo
ModelY31 5GA83 (2018)
Release dateSeptember 15, 2025December 1, 2017
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)166.14 x 77.01 x 8.39150.50 x 73.10 x 7.70
Weight (g)209.00143.00
IP ratingIP68-
Battery capacity (mAh)6,5003180
Removable batteryNo-
Fast charging44W Flash Charge-
Wireless chargingNo-
ColoursRose Red and Diamond Green-
display
Refresh Rate120 Hz-
Screen size (inches)6.685.70
TouchscreenYesYes
Resolution1,608x720 pixels720x1440 pixels
Pixels per inch (PPI)264-
Aspect ratio-18:9
hardware
Processor2.2GHz MHz octa-core2.5GHz octa-core
Processor makeQualcomm Snapdragon 4 Gen 2MediaTek MT6737T
RAM4GB, 6GB4GB
Internal storage128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)2TB256
camera
Rear camera50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)13-megapixel
No. of Rear Cameras2-
Rear flashYesLED
Front camera8-megapixel (f/f/2.0)8-megapixel
No. of Front Cameras1-
Pop-Up CameraNo-
software
Operating systemAndroid 15Android 7.1
SkinFuntouch OS 15ColorOS 3.2
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 4.20Yes, v 4.20
NFCNoNo
USB Type-CYes-
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n
Infrared-No
USB OTG-Yes
Headphones-3.5mm
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeNo-
BarometerNo-
Temperature sensorNo-
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