Samsung Galaxy S21 Ultra vs Samsung Galaxy M31 comparison

Show Only Differences Highlight Differences	Samsung Galaxy S21 Ultra	Samsung Galaxy M31
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	6.80-inch	6.40-inch
Processor	Samsung Exynos 2100	Samsung Exynos 9611
Front Camera	40-megapixel	32-megapixel
Rear Camera	108-megapixel + 12-megapixel + 10-megapixel + 10-megapixel	64-megapixel + 8-megapixel + 5-megapixel + 5-megapixel
RAM	12GB, 16GB	6GB
Storage	128GB, 256GB, 512GB	128GB
Battery Capacity	5000mAh	6000mAh
OS	Android 11	Android 10
Resolution	1440x3220 pixels	1080x2340 pixels
general
Brand	Samsung	Samsung
Model	Galaxy S21 Ultra	Galaxy M31
Release date	January 14, 2021	February 26, 2020
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	165.10 x 75.60 x 8.90	159.20 x 75.10 x 8.90
Weight (g)	228.00	191.00
IP rating	IP68	-
Battery capacity (mAh)	5000	6000
Fast charging	Proprietary	-
Wireless charging	Yes	No
Colours	Phantom Titanium, Phantom Navy, Phantom Brown	Blue, Black
Launched in India	-	Yes
Body type	-	Plastic
Removable battery	-	No
display
Screen size (inches)	6.80	6.40
Touchscreen	Yes	Yes
Resolution	1440x3220 pixels	1080x2340 pixels
Protection type	Gorilla Glass	-
Pixels per inch (PPI)	515	-
Aspect ratio	-	19.5:9
hardware
Processor	2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz)	2.3GHz octa-core (4x2.3GHz + 4x1.7GHz)
Processor make	Samsung Exynos 2100	Samsung Exynos 9611
RAM	12GB, 16GB	6GB
Internal storage	128GB, 256GB, 512GB	128GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	512
Dedicated microSD slot	-	Yes
camera
Rear camera	108-megapixel (f/1.8, 0.8-micron) + 12-megapixel (f/2.2, 1.4-micron) + 10-megapixel (f/2.4, 1.22-micron) + 10-megapixel (f/4.9, 1.22-micron)	64-megapixel (f/1.8) + 8-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4)
Rear autofocus	Laser autofocus	Yes
Rear flash	Yes	Yes
Front camera	40-megapixel (f/2.2, 0.7-micron)	32-megapixel (f/2.0)
software
Operating system	Android 11	Android 10
Skin	One UI 3.1	One UI 2.0
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 a/b/g/n/ac
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
NFC	Yes	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
Headphones	-	3.5mm
Active 4G on both SIM cards	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	-
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	-
sensors
Face unlock	Yes	Yes
In-Display Fingerprint Sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	Yes	-
Fingerprint sensor	-	Yes

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