Redmi 15 5G vs Samsung Galaxy A51 comparison

Show Only Differences Highlight Differences	Redmi 15 5G	Samsung Galaxy A51
ratings
Overall NDTV Rating	Read Review	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	6.50-inch
Front Camera	8-megapixel	32-megapixel
Rear Camera	50-megapixel	48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel
RAM	6GB, 8GB	6GB
Storage	128GB, 256GB	128GB
Battery Capacity	7000mAh	4000mAh
OS	Android 15	Android 10
Resolution	1080x2340 pixels	1080x2400 pixels
general
Brand	Redmi	Samsung
Model	15 5G	Galaxy A51
Release date	August 19, 2025	January 1, 2020
AI Enabled	Yes	-
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	168.48 x 80.45 x 8.40	158.50 x 73.60 x 7.90
Weight (g)	217.00	172.00
IP rating	IP64	-
Battery capacity (mAh)	7000	4000
Fast charging	33W Fast Charging	Proprietary
Colours	Frosted White, Midnight Black, Sandy Purple	Prism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White
display
Refresh Rate	144 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.90	6.50
Touchscreen	Yes	Yes
Resolution	1080x2340 pixels	1080x2400 pixels
Pixels per inch (PPI)	374	-
hardware
Processor make	Qualcomm Snapdragon 6s Gen 3	Samsung Exynos 9611
RAM	6GB, 8GB	6GB
Internal storage	128GB, 256GB	128GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/1.75)	48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)
No. of Rear Cameras	2	-
Rear flash	Yes	-
Front camera	8-megapixel (f/2.2)	32-megapixel (f/2.2)
No. of Front Cameras	1	-
software
Operating system	Android 15	Android 10
Skin	HyperOS 2.0	One UI 2.0
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
Wi-Fi standards supported	-	802.11 ac
NFC	-	Yes
USB OTG	-	Yes
Headphones	-	3.5mm
FM	-	Yes
Wi-Fi Direct	-	Yes
Active 4G on both SIM cards	-	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Face unlock	-	Yes
In-Display Fingerprint Sensor	-	Yes
Ambient light sensor	-	Yes
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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