Oppo A31 (2020) vs Oppo A3 comparison

Compare Oppo A31 (2020)
Compare Oppo A3
key specs
Display6.50-inch6.20-inch
ProcessorMediaTek Helio P35 Helio P60
Front Camera8-megapixel 8-megapixel
Rear Camera12-megapixel + 2-megapixel + 2-megapixel 16-megapixel
RAM4GB4GB
Storage64GB128GB
Battery Capacity4230mAh3400mAh
OSAndroid 9Android 8.1
Resolution720x1600 pixels1080x2280 pixels
general
BrandOppoOppo
ModelA31 (2020)A3
Release date14th February 2020April 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)163.90 x 75.50 x 8.30156.00 x 75.30 x 7.80
Weight (g)180.00159.00
Battery capacity (mAh)42303400
Removable batteryNo-
ColoursMystery Black, Fantasy WhiteKnight Black, Soybean Meal, Stardust Silver, Garnet Red
display
Screen size (inches)6.506.20
TouchscreenYesYes
Resolution720x1600 pixels1080x2280 pixels
Aspect ratio20:919:9
hardware
Processor2.3GHz octa-core2GHz octa-core
Processor makeMediaTek Helio P35 (MT6765)Helio P60
RAM4GB4GB
Internal storage64GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256256
Dedicated microSD slotYes-
camera
Rear camera12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)16-megapixel (f/1.8)
Rear autofocusYes-
Rear flashYesYes
Front camera8-megapixel (f/2.0)8-megapixel (f/2.2)
Pop-Up CameraNo-
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 9Android 8.1
SkinColorOS 6.1.2ColorOS 5.0
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac-
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.20
NFCNo-
Micro-USBYes-
Headphones3.5mm3.5mm
FMYes-
Number of SIMs22
USB OTG-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYes-
Ambient light sensorYesYes
Gyroscope-Yes

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