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Oppo K13 Turbo Pro vs Oppo A31 (2020) comparison

 Compare Oppo K13 Turbo Pro
Oppo K13 Turbo Pro
Compare Oppo A31 (2020)
Oppo A31 (2020)
key specs
Display6.80-inch6.50-inch
Front Camera16-megapixel 8-megapixel
Rear Camera50-megapixel + 2-megapixel 12-megapixel + 2-megapixel + 2-megapixel
RAM8GB, 12GB4GB
Storage256GB64GB
Battery Capacity7000mAh4230mAh
OSAndroid 15Android 9
Resolution1280x2800 pixels720x1600 pixels
Processor-MediaTek Helio P35
general
BrandOppoOppo
ModelK13 Turbo ProA31 (2020)
Release dateJuly 21, 2025February 14, 2020
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Dimensions (mm)162.78 x 77.22 x 8.31163.90 x 75.50 x 8.30
Weight (g)208.00180.00
Battery capacity (mAh)70004230
Removable batteryNoNo
Fast charging80W Fast Charging-
Wireless chargingNo-
ColoursMidnight Maverick, Purple Phantom, Silver KnightMystery Black, Fantasy White
Body type-Plastic
display
Refresh Rate120 Hz-
Resolution Standard1.5K-
Screen size (inches)6.806.50
TouchscreenYesYes
Resolution1280x2800 pixels720x1600 pixels
Pixels per inch (PPI)453-
Aspect ratio-20:9
hardware
Processor makeQualcomm Snapdragon 8s Gen 4MediaTek Helio P35 (MT6765)
RAM8GB, 12GB4GB
Internal storage256GB64GB
Processor-2.3GHz octa-core
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
Dedicated microSD slot-Yes
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)12-megapixel (f/1.8) + 2-megapixel (f/2.4, 1.75-micron) + 2-megapixel (f/2.4, 1.75-micron)
No. of Rear Cameras2-
Rear flashYesYes
Front camera16-megapixel (f/2.4)8-megapixel (f/2.0)
No. of Front Cameras1-
Rear autofocus-Yes
Pop-Up Camera-No
Front autofocus-No
Front flash-No
software
Operating systemAndroid 15Android 9
SkinColorOS 15ColorOS 6.1.2
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.00
NFCYesNo
USB Type-CYes-
HeadphonesType-C3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
Micro-USB-Yes
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Face unlock-Yes
Fingerprint sensor-Yes
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