Samsung Galaxy M21 vs Oppo A31 (2020) comparison

Compare Samsung Galaxy M21
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
Display6.40-inch6.50-inch
ProcessorSamsung Exynos 9611MediaTek Helio P35
Front Camera20-megapixel8-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel12-megapixel + 2-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB64GB
Battery Capacity6000mAh4230mAh
OSAndroid 10Android 9
Resolution2340x1080 pixels720x1600 pixels
general
BrandSamsungOppo
ModelGalaxy M21A31 (2020)
Release date18th March 202014th February 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Thickness8.9-
Weight (g)188.00180.00
Battery capacity (mAh)60004230
Removable batteryNoNo
Fast chargingProprietary-
Wireless chargingNo-
ColoursMidnight Blue, Raven BlackMystery Black, Fantasy White
Body type-Plastic
Dimensions (mm)-163.90 x 75.50 x 8.30
display
Screen size (inches)6.406.50
TouchscreenYesYes
Resolution2340x1080 pixels720x1600 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:920:9
hardware
Processor1.7GHz octa-core (4x1.7GHz + 4x2.3GHz)2.3GHz octa-core
Processor makeSamsung Exynos 9611MediaTek Helio P35 (MT6765)
RAM4GB4GB
Internal storage64GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)512256
Dedicated microSD slot-Yes
camera
Rear camera48-megapixel + 8-megapixel + 5-megapixel12-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 camera20-megapixel8-megapixel (f/2.0)
Front flashNoNo
Pop-Up Camera-No
Front autofocus-No
software
Operating systemAndroid 10Android 9
SkinOne UI 2.0ColorOS 6.1.2
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g802.11 a/b/g/n/ac
GPSYesYes
BluetoothYesYes, v 5.00
USB Type-CYes-
Headphones3.5mm3.5mm
Number of SIMs22
NFC-No
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
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