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Oppo F31 5G vs Oppo K13x 5G comparison

 Compare Oppo F31 5G
Oppo F31 5G
Compare Oppo K13x 5G
Oppo K13x 5G
key specs
Display6.50-inch6.67-inch
ProcessorMediaTek Dimensity 6300MediaTek Dimensity 6300
Front Camera16-megapixel 8-megapixel
Rear Camera50-megapixel + 2-megapixel 50-megapixel + 2-megapixel
RAM8GB4GB, 6GB, 8GB
Storage128GB, 256GB128GB
Battery Capacity7000mAh6000mAh
OSAndroid 15Android 15
Resolution1080x2372 pixels720x1604 pixels
general
BrandOppoOppo
ModelF31 5GK13x 5G
Release dateSeptember 15, 2025June 23, 2025
AI EnabledYesYes
Launched in IndiaYesYes
Dimensions (mm)185.20 x 75.00 x 8.00165.70 x 76.24 x 7.99
Weight (g)185.00194.00
Battery capacity (mAh)70006000
Removable batteryNo-
Fast charging80W Fast Charging45W Fast Charging
Wireless chargingNo-
ColoursCloud Green, Midnight Blue, Bloom RedMidnight Violet, Sunset Peach
Form factor-Touchscreen
IP rating-IP65
display
Refresh Rate120 Hz120 Hz
Screen size (inches)6.506.67
TouchscreenYesYes
Resolution1080x2372 pixels720x1604 pixels
Pixels per inch (PPI)397-
Resolution Standard-HD+
hardware
Processorocta-coreocta-core
Processor makeMediaTek Dimensity 6300MediaTek Dimensity 6300
RAM8GB4GB, 6GB, 8GB
Internal storage128GB, 256GB128GB
Expandable storageNo-
Expandable storage typeNo-
Dedicated microSD slotNo-
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)50-megapixel (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)
Rear flash-Yes
software
Operating systemAndroid 15Android 15
SkinColorOS 15ColorOS 15
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.40
NFCYesYes
USB Type-CYesYes
Number of SIMs22
Active 4G on both SIM cardsYesYes
Headphones-3.5mm
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
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