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Oppo K13s vs Oppo A91 comparison

 Compare Oppo K13s
Oppo K13s
Compare Oppo A91
Oppo A91
key specs
Display6.80-inch6.40-inch
ProcessorQualcomm Snapdragon 7 Gen 3octa-core
Front Camera32-megapixel Unspecified
Rear Camera50-megapixel + 2-megapixel 48-megapixel + 8-megapixel
RAM8GB8GB
Storage256GB128GB
Battery Capacity7000mAh4000mAh
OSAndroid 15Android 9
Resolution1280x2800 pixels1080x2400 pixels
general
BrandOppoOppo
ModelK13sA91
Release dateSeptember 17, 2025December 20, 2019
AI EnabledYes-
Launched in IndiaNo-
Dimensions (mm)163.10 x 77.60 x 7.70-
Weight (g)204.00-
Battery capacity (mAh)70004000
Removable batteryNoNo
Fast charging80W Fast ChargingVOOC
Wireless chargingNo-
ColoursEnergy Blue and Super WhiteBlack, Blue, Red
Form factor-Touchscreen
display
Refresh Rate120 Hz-
Screen size (inches)6.806.40
TouchscreenYesYes
Resolution1280x2800 pixels1080x2400 pixels
Pixels per inch (PPI)453-
Protection type-Gorilla Glass
hardware
Processorocta-coreocta-core
Processor makeQualcomm Snapdragon 7 Gen 3-
RAM8GB8GB
Internal storage256GB128GB
Expandable storageNo-
Expandable storage typeNo-
Dedicated microSD slotNo-
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)48-megapixel + 8-megapixel
No. of Rear Cameras2-
Rear autofocusYesYes
No. of Front Cameras1-
Front camera32-megapixel (f/2.4)Unspecified
Rear flash-Yes
Front flash-No
software
Operating systemAndroid 15Android 9
SkinColorOS 15ColorOS
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n
GPSYesYes
BluetoothYes, v 5.20Yes
NFCYes-
USB Type-CYes-
Number of SIMs2-
Active 4G on both SIM cardsYesYes
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/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYes-
Fingerprint sensor-Yes
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