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OPPO Reno 15 vs Xiaomi Redmi S2 comparison

 Sponsored Compare OPPO Reno 15
OPPO Reno 15
Compare Xiaomi Redmi S2
Xiaomi Redmi S2
key specs
Display6.32-inch5.99-inch
ProcessorMediaTek Dimensity 8450Qualcomm Snapdragon 625
Front Camera50-megapixel 16-megapixel
Rear Camera200-megapixel + 50-megapixel + 50-megapixel 12-megapixel
RAM12GB3GB
Storage256GB32GB
Battery Capacity6200mAh3080mAh
OSAndroid 16Android 8.1 Oreo
Resolution1216x2640 pixels720x1440 pixels
general
BrandOPPOXiaomi
ModelReno 15Redmi S2
Release dateJanuary 8, 2026May 1, 2018
AI EnabledYes-
Launched in IndiaNo-
Form factorTouchscreenTouchscreen
Body typeGlass-
Dimensions (mm)151.21 x 72.42 x 8.13160.73 x 77.26 x 8.10
Weight (g)188.00170.00
IP ratingIP69-
Battery capacity (mAh)62003080
Removable batteryNoNo
Fast charging80W Fast Charging-
Wireless chargingNo-
ColoursAurora Blue, Twilight Blue, Aurora WhiteBlack, Rose Gold, Gold, White, Blue, Red, Pink, Gray, Silver
display
Refresh Rate120 Hz-
Resolution StandardFHD+-
Screen size (inches)6.325.99
TouchscreenYesYes
Resolution1216x2640 pixels720x1440 pixels
Pixels per inch (PPI)450-
hardware
Processorocta-core2GHz octa-core
Processor makeMediaTek Dimensity 8450Qualcomm Snapdragon 625
RAM12GB3GB
Internal storage256GB32GB
Expandable storageNoYes
Expandable storage typeNomicroSD
Dedicated microSD slotNo-
Expandable storage up to (GB)-256
camera
Rear camera200-megapixel (f/1.8) + 50-megapixel (f/2.0) + 50-megapixel (f/2.8)12-megapixel
No. of Rear Cameras3-
Front camera50-megapixel (f/2.0)16-megapixel
No. of Front Cameras1-
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear flash-LED
Front flash-Yes
software
Operating systemAndroid 16Android 8.1 Oreo
SkinColorOS 16MIUI 9
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.40Yes, v 4.20
NFCYes-
InfraredYesYes
USB Type-CYes-
HeadphonesType-C-
Number of SIMs22
Active 4G on both SIM cardsYes-
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
Face unlockYes-
In-Display Fingerprint SensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Compass/ Magnetometer-Yes
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