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OPPO Reno 15 vs Samsung Galaxy A21 comparison

 Sponsored Compare OPPO Reno 15
OPPO Reno 15
Compare Samsung Galaxy A21
Samsung Galaxy A21
key specs
Display6.32-inch6.50-inch
ProcessorMediaTek Dimensity 8450-
Front Camera50-megapixel 13-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel 16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM12GB3GB
Storage256GB32GB
Battery Capacity6200mAh4000mAh
OSAndroid 16Android 10
Resolution1216x2640 pixels-
general
BrandOPPOSamsung
ModelReno 15Galaxy A21
Release dateJanuary 8, 2026April 8, 2020
AI EnabledYes-
Launched in IndiaNo-
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)151.21 x 72.42 x 8.13-
Weight (g)188.00-
IP ratingIP69-
Battery capacity (mAh)62004000
Removable batteryNoNo
Fast charging80W Fast ChargingProprietary
Wireless chargingNoNo
ColoursAurora Blue, Twilight Blue, Aurora WhiteBlack
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.326.50
TouchscreenYesYes
Resolution1216x2640 pixels-
Pixels per inch (PPI)450-
hardware
Processorocta-core-
Processor makeMediaTek Dimensity 8450MediaTek Helio P35 (MT6765)
RAM12GB3GB
Internal storage256GB32GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNo-
Expandable storage up to (GB)-512
camera
Rear camera200-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-
Front camera50-megapixel (f/2.0)13-megapixel
No. of Front Cameras1-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear autofocus-Yes
Rear flash-Yes
Pop-Up Camera-No
software
Operating systemAndroid 16Android 10
SkinColorOS 16-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax-
GPSYesYes
BluetoothYes, v 5.40Yes
NFCYes-
InfraredYes-
USB Type-CYes-
HeadphonesType-C-
Number of SIMs2-
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM-
3GYes-
4G/ LTEYes-
5GYes-
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Proximity sensorYes-
AccelerometerYes-
Ambient light sensorYes-
GyroscopeYes-
Fingerprint sensor-Yes
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