OPPO Reno 16 vs Samsung Galaxy A21 comparison

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key specs
Display6.32-inch6.50-inch
ProcessorQualcomm Snapdragon 7 Gen 4-
Front Camera50-megapixel 13-megapixel
Rear Camera50-megapixel + 50-megapixel + 50-megapixel 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM8GB3GB
Storage256GB32GB
Battery Capacity6,700mAh4000mAh
OSAndroid 16Android 10
Resolution1216x2640 pixels-
general
BrandOPPOSamsung
ModelReno 16Galaxy A21
Release dateJuly 2, 2026April 8, 2020
AI EnabledYes-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typeMetal-
Dimensions (mm)151.21 x 72.42 x 8.36-
Weight (g)193.00-
IP ratingIP69K-
Battery capacity (mAh)6,7004000
Removable batteryNoNo
Fast charging80W Fast ChargingProprietary
Wireless chargingNoNo
ColoursStarry White, Stellar Purple, and Twilight VioletBlack
display
Refresh Rate120 Hz-
Resolution Standard1.5K-
Screen size (inches)6.326.50
TouchscreenYesYes
Resolution1216x2640 pixels-
Pixels per inch (PPI)460-
hardware
Processorocta-core-
Processor makeQualcomm Snapdragon 7 Gen 4MediaTek Helio P35 (MT6765)
RAM8GB3GB
Internal storage256GB32GB
Expandable storageNoYes
Expandable storage type-microSD
Expandable storage up to (GB)-512
camera
Rear camera50-megapixel (f/1.8) + 50-megapixel (f/2.0) + 50-megapixel (f/2.8)16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras3-
Rear autofocusYesYes
Rear flashYesYes
Front camera50-megapixel (f/2.0)13-megapixel
No. of Front Cameras1-
Pop-Up CameraNoNo
Front autofocusYes-
Front flashNo-
software
Operating systemAndroid 16Android 10
SkinColorOS 16-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes
USB Type-CYes-
HeadphonesType-C-
Number of SIMs2-
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
5GYes-
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
Fingerprint sensor-Yes
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