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OPPO A6c 4G vs Xiaomi Redmi K20 comparison

 Compare OPPO A6c 4G
OPPO A6c 4G
Compare Xiaomi Redmi K20
Xiaomi Redmi K20
key specs
Display6.75-inch6.39-inch
ProcessorUnisoc T7250Qualcomm Snapdragon 730
Front Camera5-megapixel 20-megapixel
Rear Camera13-megapixel 48-megapixel + 8-megapixel + 13-megapixel
RAM4GB6GB
Storage64GB, 128GB64GB
Battery Capacity7000mAh4000mAh
OSAndroid 15Android Pie
Resolution720x1570 pixels1080x2340 pixels
general
BrandOPPOXiaomi
ModelA6c 4GRedmi K20
Release dateMay 25, 2026May 28, 2019
AI EnabledYes-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Body typePolycarbonateGlass
Dimensions (mm)166.50 x 78.20 x 9.00156.70 x 74.30 x 8.80
Weight (g)215.00191.00
IP ratingIP64-
Battery capacity (mAh)70004000
Removable batteryNo-
Fast charging15W Fast ChargingProprietary
Wireless chargingNo-
ColoursFeather White and Stone BrownCarbon Black, Glacier Blue, Flame Red
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.756.39
TouchscreenYesYes
Resolution720x1570 pixels1080x2340 pixels
Protection typeOtherGorilla Glass
Pixels per inch (PPI)256403
Aspect ratio-19.5:9
hardware
Processorocta-core1.8GHz octa-core (6x1.8GHz + 2x2.2GHz)
Processor makeUnisoc T7250Qualcomm Snapdragon 730
RAM4GB6GB
Internal storage64GB, 128GB64GB
Expandable storage-No
Dedicated microSD slot-No
camera
Rear camera13-megapixel (f/2.2)48-megapixel (f/1.75, 1.6-micron) + 8-megapixel (f/2.4, 1.12-micron) + 13-megapixel (f/2.4, 1.12-micron)
No. of Rear Cameras1-
Rear autofocusYesYes
Rear flashYesYes
Front camera5-megapixel (f/2.2)20-megapixel (f/2.2, 0.8-micron)
No. of Front Cameras1-
Pop-Up CameraNoYes
Front autofocusYes-
Front flashNoNo
software
Operating systemAndroid 15Android Pie
SkinColorOS 15MIUI 10
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.20Yes, v 5.00
USB Type-CYesYes
Number of SIMs22
Active 4G on both SIM cardsYesYes
Wi-Fi standards supported-802.11 a/b/g/n/ac
NFC-No
Infrared-Yes
Headphones-3.5mm
Wi-Fi Direct-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Face unlockYesYes
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
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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