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Oppo A78 5G vs Samsung Galaxy A31 comparison

 Compare Oppo A78 5G
Oppo A78 5G
Compare Samsung Galaxy A31
Samsung Galaxy A31
key specs
Display6.56-inch6.40-inch
ProcessorMediaTek Dimensity 700MediaTek Helio P65
Front Camera8-megapixel 20-megapixel
Rear Camera50-megapixel + 2-megapixel 48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel
RAM8GB6GB
Storage128GB128GB
Battery Capacity5000mAh5000mAh
OSAndroid 13Android 10
Resolution720x1612 pixels1080x2400 pixels
general
BrandOppoSamsung
ModelA78 5GGalaxy A31
Release dateJanuary 16, 2023March 24, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.80 x 75.10 x 7.99159.30 x 73.10 x 8.60
Weight (g)188.00185.00
IP ratingIPX4-
Battery capacity (mAh)50005000
Fast chargingSuper VOOCProprietary
ColoursGlowing Black, Glowing PurplePrism Crush Black, Prism Crush Blue, Prism Crush White
Removable battery-No
Wireless charging-No
display
Refresh Rate90 Hz-
Resolution StandardHD-
Screen size (inches)6.566.40
TouchscreenYesYes
Resolution720x1612 pixels1080x2400 pixels
Pixels per inch (PPI)269-
Aspect ratio-20:9
hardware
Processor2.2GHz octa-core2GHz octa-core (2x2GHz + 6x1.7GHz)
Processor makeMediaTek Dimensity 700MediaTek Helio P65
RAM8GB6GB
Internal storage128GB128GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000512
Dedicated microSD slotYes-
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4)
No. of Rear Cameras2-
Front camera8-megapixel (f/2.0)20-megapixel (f/2.2)
No. of Front Cameras1-
Rear autofocus-Yes
Rear flash-Yes
software
Operating systemAndroid 13Android 10
SkinColorOS 13One UI 2.1
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n
GPSYesYes
BluetoothYes, v 5.30Yes
USB OTGYes-
USB Type-CYesYes
Headphones3.5mm-
NFC-Yes
Number of SIMs-2
sensors
Face unlockYesYes
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
In-Display Fingerprint Sensor-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes

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