Oppo K13s vs Vivo Y31 5G comparison

Compare Oppo K13s
Compare Vivo Y31 5G
key specs
Display6.80-inch6.68-inch
ProcessorQualcomm Snapdragon 7 Gen 3Qualcomm Snapdragon 4 Gen 2
Front Camera32-megapixel 8-megapixel
Rear Camera50-megapixel + 2-megapixel 50-megapixel + 0.08-megapixel
RAM8GB4GB, 6GB
Storage256GB128GB
Battery Capacity7000mAh6,500mAh
OSAndroid 15Android 15
Resolution1280x2800 pixels1,608x720 pixels
general
BrandOppoVivo
ModelK13sY31 5G
Release dateSeptember 17, 2025September 15, 2025
AI EnabledYes-
Launched in IndiaNoYes
Dimensions (mm)163.10 x 77.60 x 7.70166.14 x 77.01 x 8.39
Weight (g)204.00209.00
Battery capacity (mAh)70006,500
Removable batteryNoNo
Fast charging80W Fast Charging44W Flash Charge
Wireless chargingNoNo
ColoursEnergy Blue and Super WhiteRose Red and Diamond Green
Form factor-Touchscreen
Body type-Plastic
IP rating-IP68
display
Refresh Rate120 Hz120 Hz
Screen size (inches)6.806.68
TouchscreenYesYes
Resolution1280x2800 pixels1,608x720 pixels
Pixels per inch (PPI)453264
hardware
Processorocta-core2.2GHz MHz octa-core
Processor makeQualcomm Snapdragon 7 Gen 3Qualcomm Snapdragon 4 Gen 2
RAM8GB4GB, 6GB
Internal storage256GB128GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNo-
Expandable storage up to (GB)-2TB
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)
No. of Rear Cameras22
Rear autofocusYes-
No. of Front Cameras11
Front camera32-megapixel (f/2.4)8-megapixel (f/f/2.0)
Rear flash-Yes
Pop-Up Camera-No
software
Operating systemAndroid 15Android 15
SkinColorOS 15Funtouch OS 15
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax-
GPSYesYes
BluetoothYes, v 5.20Yes, v 4.20
NFCYesNo
USB Type-CYesYes
Number of SIMs22
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYes-
4G/ LTEYesYes
5GYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYes-
4G/ LTEYesYes
5GYesYes
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesNo
Fingerprint sensor-Yes
Barometer-No
Temperature sensor-No

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