Redmi 15 5G vs Samsung Galaxy A21 comparison

Show Only Differences Highlight Differences	Redmi 15 5G	Samsung Galaxy A21
key specs
Display	6.90-inch	6.50-inch
Front Camera	8-megapixel	13-megapixel
Rear Camera	50-megapixel	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM	6GB, 8GB	3GB
Storage	128GB, 256GB	32GB
Battery Capacity	7000mAh	4000mAh
OS	Android 15	Android 10
Resolution	1080x2340 pixels	-
general
Brand	Redmi	Samsung
Model	15 5G	Galaxy A21
Release date	August 19, 2025	April 8, 2020
AI Enabled	Yes	-
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	168.48 x 80.45 x 8.40	-
Weight (g)	217.00	-
IP rating	IP64	-
Battery capacity (mAh)	7000	4000
Fast charging	33W Fast Charging	Proprietary
Colours	Frosted White, Midnight Black, Sandy Purple	Black
Removable battery	-	No
Wireless charging	-	No
display
Refresh Rate	144 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.90	6.50
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	-
Pixels per inch (PPI)	374	-
hardware
Processor make	Qualcomm Snapdragon 6s Gen 3	MediaTek Helio P35 (MT6765)
RAM	6GB, 8GB	3GB
Internal storage	128GB, 256GB	32GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
camera
Rear camera	50-megapixel (f/1.75)	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras	2	-
Rear flash	Yes	Yes
Front camera	8-megapixel (f/2.2)	13-megapixel
No. of Front Cameras	1	-
Rear autofocus	-	Yes
Pop-Up Camera	-	No
software
Operating system	Android 15	Android 10
Skin	HyperOS 2.0	-
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes	Yes
Infrared	Yes	-
USB Type-C	Yes	-
Number of SIMs	2	-
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	-
Proximity sensor	Yes	-
Accelerometer	Yes	-

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