Redmi 15 5G vs Oppo A57 (2022) comparison

Show Only Differences Highlight Differences	Redmi 15 5G	Oppo A57 (2022)
ratings
Overall NDTV Rating	Read Review	-
Design Rating		-
Display Rating		-
Software Rating		-
Performance Rating		-
Battery Life Rating		-
Camera Rating		-
Value for Money Rating		-
key specs
Display	6.90-inch	6.56-inch
Front Camera	8-megapixel	8-megapixel
Rear Camera	50-megapixel	13-megapixel + 2-megapixel
RAM	6GB, 8GB	3GB
Storage	128GB, 256GB	64GB
Battery Capacity	7000mAh	5000mAh
OS	Android 15	Android 12
Resolution	1080x2340 pixels	720x1612 pixels
Processor	-	MediaTek Helio G35
general
Brand	Redmi	Oppo
Model	15 5G	A57 (2022)
Release date	August 19, 2025	May 26, 2022
AI Enabled	Yes	-
Launched in India	Yes	No
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	168.48 x 80.45 x 8.40	163.74 x 75.03 x 7.99
Weight (g)	217.00	187.00
IP rating	IP64	-
Battery capacity (mAh)	7000	5000
Fast charging	33W Fast Charging	Proprietary
Colours	Frosted White, Midnight Black, Sandy Purple	Glowing Black, Glowing Green,
Removable battery	-	No
display
Refresh Rate	144 Hz	60 Hz
Resolution Standard	FHD+	HD+
Screen size (inches)	6.90	6.56
Touchscreen	Yes	-
Resolution	1080x2340 pixels	720x1612 pixels
Pixels per inch (PPI)	374	-
hardware
Processor make	Qualcomm Snapdragon 6s Gen 3	MediaTek Helio G35
RAM	6GB, 8GB	3GB
Internal storage	128GB, 256GB	64GB
Processor	-	octa-core
Expandable storage	-	Yes
camera
Rear camera	50-megapixel (f/1.75)	13-megapixel + 2-megapixel
No. of Rear Cameras	2	2
Rear flash	Yes	-
Front camera	8-megapixel (f/2.2)	8-megapixel
No. of Front Cameras	1	-
software
Operating system	Android 15	Android 12
Skin	HyperOS 2.0	ColorOS 12.1
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes, v 5.00
Infrared	Yes	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	-
Accelerometer	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

Popular Mobile Brands