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OnePlus 9 vs Samsung Galaxy M21 comparison

 Compare OnePlus 9
OnePlus 9
Compare Samsung Galaxy M21s
Samsung Galaxy M21s
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.55-inch6.40-inch
ProcessorQualcomm Snapdragon 888Samsung Exynos 9611
Front Camera16-megapixel 32-megapixel
Rear Camera48-megapixel + 50-megapixel + 2-megapixel64-megapixel + 8-megapixel + 5-megapixel
RAM8GB, 12GB4GB
Storage128GB, 256GB64GB
Battery Capacity4500mAh6000mAh
OSAndroid 11Android 10
Resolution1080x2400 pixels1080x2340 pixels
general
BrandOnePlusSamsung
Model9Galaxy M21s
Release dateMarch 23, 2021November 5, 2020
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Dimensions (mm)160.00 x 73.90 x 8.10159.20 x 75.10 x 8.90
Weight (g)183.00191.00
Battery capacity (mAh)45006000
Fast chargingProprietaryProprietary
ColoursArctic Sky, Winter Mist, Stellar BlackBlack, Blue
display
Screen size (inches)6.556.40
TouchscreenYesYes
Resolution1080x2400 pixels1080x2340 pixels
Protection typeGorilla Glass-
Aspect ratio20:9-
Pixels per inch (PPI)402-
hardware
Processorocta-core8 MHz
Processor makeQualcomm Snapdragon 888Samsung Exynos 9611
RAM8GB, 12GB4GB
Internal storage128GB, 256GB64GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-512
Dedicated microSD slot-Yes
camera
Rear camera48-megapixel (f/1.8, 1.12-micron) + 50-megapixel (f/2.2) + 2-megapixel64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2)
No. of Rear Cameras3-
Rear autofocusYes-
Rear flashYes-
Front camera16-megapixel (f/2.4, 1.0-micron)32-megapixel (f/2.0)
No. of Front Cameras1-
software
Operating systemAndroid 11Android 10
SkinOxygenOS 11One UI Core
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.20Yes, v 5.00
NFCYes-
USB Type-CYesYes
Number of SIMs22
Headphones-3.5mm
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes

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