Oppo F31 5G vs Oppo A78 comparison

Compare Oppo F31 5G
Compare Oppo A78
key specs
Display6.50-inch6.43-inch
ProcessorMediaTek Dimensity 6300Qualcomm Snapdragon 680
Front Camera16-megapixel 8-megapixel
Rear Camera50-megapixel + 2-megapixel 50-megapixel + 2-megapixel
RAM8GB8GB
Storage128GB, 256GB128MB
Battery Capacity7000mAh5000mAh
OSAndroid 15Android
Resolution1080x2372 pixels1080x2400 pixels
general
BrandOppoOppo
ModelF31 5GA78
Release dateSeptember 15, 2025August 12, 2023
AI EnabledYes-
Launched in IndiaYesYes
Dimensions (mm)185.20 x 75.00 x 8.00160.00 x 73.20 x 7.90
Weight (g)185.00180.00
Battery capacity (mAh)70005000
Removable batteryNoNo
Fast charging80W Fast ChargingSuper VOOC
Wireless chargingNoNo
ColoursCloud Green, Midnight Blue, Bloom RedAqua Green, Mist Black
Form factor-Touchscreen
display
Refresh Rate120 Hz90 Hz
Screen size (inches)6.506.43
TouchscreenYesYes
Resolution1080x2372 pixels1080x2400 pixels
Pixels per inch (PPI)397409
Resolution Standard-FHD
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 6300Qualcomm Snapdragon 680
RAM8GB8GB
Internal storage128GB, 256GB128MB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNo-
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)50-megapixel (f/f/1.8) + 2-megapixel (f/2.4)
No. of Rear Cameras22
Rear autofocusYes-
No. of Front Cameras11
Front camera16-megapixel (f/2.4)8-megapixel (f/2.0)
software
Operating systemAndroid 15Android
SkinColorOS 15ColorOS 13.1
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
NFCYesYes
USB Type-CYesYes
Number of SIMs22
Active 4G on both SIM cardsYesYes
USB OTG-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYesNo
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYesNo
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-

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