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Oppo A31 (2020) vs Samsung Galaxy J7 Prime 2 comparison

 Compare Oppo A31 (2020)
Oppo A31 (2020)
Compare Samsung Galaxy J7 Prime 2
Samsung Galaxy J7 Prime 2
key specs
Display6.50-inch5.50-inch
ProcessorMediaTek Helio P35 Samsung Exynos 7 Octa 7870
Front Camera8-megapixel 13-megapixel
Rear Camera12-megapixel + 2-megapixel + 2-megapixel 13-megapixel
RAM4GB3GB
Storage64GB32GB
Battery Capacity4230mAh3300mAh
OSAndroid 9Android 7.0
Resolution720x1600 pixels1080x1920 pixels
general
BrandOppoSamsung
ModelA31 (2020)Galaxy J7 Prime 2
Release dateFebruary 14, 2020March 1, 2018
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)163.90 x 75.50 x 8.30151.70 x 75.00 x 8.00
Weight (g)180.00170.00
Battery capacity (mAh)42303300
Removable batteryNo-
ColoursMystery Black, Fantasy WhiteBlack
display
Screen size (inches)6.505.50
TouchscreenYesYes
Resolution720x1600 pixels1080x1920 pixels
Aspect ratio20:916:9
Pixels per inch (PPI)-401
hardware
Processor2.3GHz octa-core1.6GHz octa-core
Processor makeMediaTek Helio P35 (MT6765)Samsung Exynos 7 Octa 7870
RAM4GB3GB
Internal storage64GB32GB
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)13-megapixel (f/1.9)
Rear autofocusYesYes
Rear flashYesLED
Front camera8-megapixel (f/2.0)13-megapixel (f/1.9)
Pop-Up CameraNo-
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 9Android 7.0
SkinColorOS 6.1.2-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes, v 4.10
NFCNo-
Micro-USBYesYes
Headphones3.5mm3.5mm
FMYesYes
Number of SIMs22
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYes-

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