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Redmi Note 9 vs Oppo A31 (2020) comparison

 Compare Redmi Note 9
Redmi Note 9
Compare Oppo A31 (2020)
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 G85MediaTek Helio P35
Front Camera13-megapixel8-megapixel
Rear Camera48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel 12-megapixel + 2-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity5020mAh4230mAh
OSAndroid 10Android 9
Resolution1080x2340 pixels720x1600 pixels
general
BrandXiaomiOppo
ModelRedmi Note 9A31 (2020)
Release dateApril 30, 2020February 14, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)162.30 x 77.20 x 8.90163.90 x 75.50 x 8.30
Weight (g)199.00180.00
Battery capacity (mAh)50204230
Fast chargingProprietary-
ColoursAqua Green, Arctic White, Pebble Grey, Scarlet RedMystery Black, Fantasy White
Body type-Plastic
Removable battery-No
display
Screen size (inches)6.536.50
TouchscreenYesYes
Resolution1080x2340 pixels720x1600 pixels
Aspect ratio19.5:920:9
hardware
Processor1.8GHz octa-core (6x1.8GHz + 2x2GHz)2.3GHz octa-core
Processor makeMediaTek Helio G85MediaTek Helio P35 (MT6765)
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slotYesYes
camera
Rear camera48-megapixel (f/1.79) + 8-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 camera13-megapixel8-megapixel (f/2.0)
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/n802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
NFCYesNo
InfraredYes-
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
Micro-USB-Yes
FM-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
GyroscopeYes-

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