Oppo A78 5G vs Xiaomi Redmi S2 comparison

Compare Oppo A78 5G
Compare Xiaomi Redmi S2
key specs
Display6.56-inch5.99-inch
ProcessorMediaTek Dimensity 700Qualcomm Snapdragon 625
Front Camera8-megapixel 16-megapixel
Rear Camera50-megapixel + 2-megapixel 12-megapixel
RAM8GB3GB
Storage128GB32GB
Battery Capacity5000mAh3080mAh
OSAndroid 13Android 8.1 Oreo
Resolution720x1612 pixels720x1440 pixels
general
BrandOppoXiaomi
ModelA78 5GRedmi S2
Release dateJanuary 16, 2023May 1, 2018
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)163.80 x 75.10 x 7.99160.73 x 77.26 x 8.10
Weight (g)188.00170.00
IP ratingIPX4-
Battery capacity (mAh)50003080
Fast chargingSuper VOOC-
ColoursGlowing Black, Glowing PurpleBlack, Rose Gold, Gold, White, Blue, Red, Pink, Gray, Silver
Removable battery-No
display
Refresh Rate90 Hz-
Resolution StandardHD-
Screen size (inches)6.565.99
TouchscreenYesYes
Resolution720x1612 pixels720x1440 pixels
Pixels per inch (PPI)269-
hardware
Processor2.2GHz octa-core2GHz octa-core
Processor makeMediaTek Dimensity 700Qualcomm Snapdragon 625
RAM8GB3GB
Internal storage128GB32GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)1000256
Dedicated microSD slotYes-
camera
Rear camera50-megapixel (f/1.8) + 2-megapixel (f/2.4)12-megapixel
No. of Rear Cameras2-
Front camera8-megapixel (f/2.0)16-megapixel
No. of Front Cameras1-
Rear flash-LED
Front flash-Yes
software
Operating systemAndroid 13Android 8.1 Oreo
SkinColorOS 13MIUI 9
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.30Yes, v 4.20
USB OTGYes-
USB Type-CYes-
Headphones3.5mm-
Infrared-Yes
Number of SIMs-2
sensors
Face unlockYes-
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
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