Redmi Note 15 5G vs Samsung Galaxy A21 comparison

Show Only Differences Highlight Differences	Sponsored Redmi Note 15 5G	Samsung Galaxy A21
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	6.77-inch	6.50-inch
Front Camera	20-megapixel	13-megapixel
Rear Camera	108-megapixel + 8-megapixel	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM	8GB	3GB
Storage	128GB, 256GB	32GB
Battery Capacity	5520mAh	4000mAh
OS	Android 15	Android 10
Resolution	1080x2392 pixels	-
general
Brand	Xiaomi	Samsung
Model	Redmi Note 15 5G	Galaxy A21
Release date	December 11, 2025	April 8, 2020
Launched in India	No	-
Form factor	Touchscreen	Touchscreen
Body type	Polycarbonate	-
Dimensions (mm)	164.00 x 75.42 x 7.35	-
Weight (g)	178.00	-
IP rating	IP65	-
Battery capacity (mAh)	5520	4000
Removable battery	No	No
Fast charging	45W Fast Charging	Proprietary
Wireless charging	No	No
Colours	Black, Glacier Blue, and Mist Purple	Black
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.77	6.50
Touchscreen	Yes	Yes
Resolution	1080x2392 pixels	-
Protection type	Gorilla Glass 7i	-
Aspect ratio	16:9	-
hardware
Processor make	Qualcomm Snapdragon 6 Gen 3	MediaTek Helio P35 (MT6765)
RAM	8GB	3GB
Internal storage	128GB, 256GB	32GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	1TB	512
camera
Rear camera	108-megapixel + 8-megapixel	16-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
No. of Rear Cameras	2	-
Front camera	20-megapixel	13-megapixel
No. of Front Cameras	1	-
Rear autofocus	-	Yes
Rear flash	-	Yes
Pop-Up Camera	-	No
software
Operating system	Android 15	Android 10
Skin	HyperOS 2	-
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes	Yes
NFC	Yes	-
USB Type-C	Yes	-
GPS	-	Yes
sensors
Fingerprint sensor	-	Yes

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