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Oppo A55 5G vs Oppo A31 (2020) comparison

 Compare Oppo A55 5G
Oppo A55 5G
Compare Oppo A31 (2020)
Oppo A31 (2020)
key specs
Display6.50-inch6.50-inch
ProcessorMediaTek Dimensity 700MediaTek Helio P35
Front Camera8-megapixel 8-megapixel
Rear Camera13-megapixel + 2-megapixel + 2-megapixel 12-megapixel + 2-megapixel + 2-megapixel
RAM4GB, 6GB, 8GB4GB
Storage128GB64GB
Battery Capacity5000mAh4230mAh
OSAndroid 11Android 9
Resolution720x1600 pixels720x1600 pixels
general
BrandOppoOppo
ModelA55 5GA31 (2020)
Release dateJanuary 25, 2021February 14, 2020
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.90 x 75.70 x 8.40163.90 x 75.50 x 8.30
Weight (g)186.00180.00
Battery capacity (mAh)50004230
Fast chargingProprietary-
ColoursBrisk Blue, Rhythm BlackMystery Black, Fantasy White
Body type-Plastic
Removable battery-No
display
Screen size (inches)6.506.50
TouchscreenYesYes
Resolution720x1600 pixels720x1600 pixels
Pixels per inch (PPI)480-
Aspect ratio-20:9
hardware
Processorocta-core2.3GHz octa-core
Processor makeMediaTek Dimensity 700MediaTek Helio P35 (MT6765)
RAM4GB, 6GB, 8GB4GB
Internal storage128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000256
Dedicated microSD slot-Yes
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)
Rear autofocusYesYes
Rear flashYesYes
Front camera8-megapixel (f/2.0)8-megapixel (f/2.0)
Pop-Up CameraNoNo
No. of Rear Cameras3-
No. of Front Cameras1-
Front autofocus-No
Front flash-No
software
Operating systemAndroid 11Android 9
SkinColorOS 11ColorOS 6.1.2
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.10Yes, v 5.00
USB OTGYes-
USB Type-CYes-
Micro-USBNoYes
LightningNo-
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
NFC-No
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Fingerprint sensorYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Face unlock-Yes
Compass/ Magnetometer-Yes

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