OnePlus N6x vs Samsung Galaxy A21 comparison

Compare OnePlus N6x
Compare Samsung Galaxy A21
key specs
Display6.80-inch6.50-inch
ProcessorMediaTek Dimensity 6360 Max-
Front Camera5-megapixel 13-megapixel
Rear Camera13-megapixel 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM4GB3GB
Storage64GB, 128GB32GB
Battery Capacity7000mAh4000mAh
OSAndroid 16Android 10
Resolution720x1570 pixels-
general
BrandOnePlusSamsung
ModelN6xGalaxy A21
Release dateJuly 31, 2026April 8, 2020
AI EnabledYes-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePolycarbonate-
Dimensions (mm)166.38 x 78.13 x 8.65-
Weight (g)214.00-
Battery capacity (mAh)70004000
Removable batteryNoNo
Fast charging15W Fast ChargingProprietary
Wireless chargingNoNo
ColoursBurgundy Red and Ice BlueBlack
display
Refresh Rate120 Hz-
Resolution StandardHD+-
Screen size (inches)6.806.50
TouchscreenYesYes
Resolution720x1570 pixels-
Aspect ratio19.5:9-
Pixels per inch (PPI)254-
hardware
Processorocta-core-
Processor makeMediaTek Dimensity 6360 MaxMediaTek Helio P35 (MT6765)
RAM4GB3GB
Internal storage64GB, 128GB32GB
Expandable storageNoYes
Expandable storage type-microSD
Expandable storage up to (GB)-512
camera
Rear camera13-megapixel (f/2.2)16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras1-
Rear autofocusYesYes
Rear flashYesYes
Front camera5-megapixel (f/2.2)13-megapixel
No. of Front Cameras1-
Pop-Up CameraNoNo
Front autofocusNo-
Front flashNo-
software
Operating systemAndroid 16Android 10
SkinOxygenOS 16-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes
Number of SIMs2-
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
sensors
Face unlockYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
Fingerprint sensor-Yes

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