Xiaomi Redmi 9 Prime vs Oppo A31 (2020) comparison

Compare Xiaomi Redmi 9 Prime
Compare Oppo A31 (2020)
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.53-inch6.50-inch
ProcessorMediaTek Helio G80MediaTek Helio P35
Front Camera8-megapixel 8-megapixel
Rear Camera13-megapixel + 8-megapixel + 5-megapixel + 2-megapixel12-megapixel + 2-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity5020mAh4230mAh
OSAndroid 10Android 9
Resolution1080x2340 pixels720x1600 pixels
general
BrandXiaomiOppo
ModelRedmi 9 PrimeA31 (2020)
Release dateAugust 4, 2020February 14, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.32 x 77.01 x 9.10163.90 x 75.50 x 8.30
Weight (g)198.00180.00
Battery capacity (mAh)50204230
Removable batteryNoNo
ColoursSpace Blue, Mint Green, Matte Black, Sunrise FlareMystery Black, Fantasy White
Body type-Plastic
display
Screen size (inches)6.536.50
TouchscreenYesYes
Resolution1080x2340 pixels720x1600 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:920:9
Pixels per inch (PPI)394-
hardware
Processor2GHz octa-core2.3GHz octa-core
Processor makeMediaTek Helio G80MediaTek Helio P35 (MT6765)
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYesYes
camera
Rear camera13-megapixel (f/2.2) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 2-megapixel12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)
Front camera8-megapixel (f/2.0)8-megapixel (f/2.0)
Rear autofocus-Yes
Rear flash-Yes
Pop-Up Camera-No
Front autofocus-No
Front flash-No
software
Operating systemAndroid 10Android 9
SkinMIUI 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 5.00Yes, v 5.00
NFCYesNo
InfraredYes-
USB Type-CYes-
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
Wi-Fi DirectYes-
Active 4G on both SIM cardsYes-
Micro-USB-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 unlockYesYes
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes

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