Compare Samsung Galaxy M31 vs. Samsung Galaxy M21

	Samsung Galaxy M31	Samsung Galaxy M21
Specifications
Brand	Samsung	Samsung
Model	-	-
Release Date	March 2020	March 2020
Operating System	One UI (Android 10)	One UI (Android 10)
Dimensions
Size	159.2 x 75.1 x 8.9 mm 6.27 x 2.96 x 0.35 in	159.0 x 75.1 x 8.9 mm 6.26 x 2.96 x 0.35 in
Weight	191 g 6.74 oz	188 g 6.63 oz
Screen
Size	6.4 inches	6.4 inches
Resolution	1,080 x 2,340 pixels	1,080 x 2,340 pixels
PPI	403	403
Features	OLED	OLED
Cameras
Rear	Quad camera 64 MP f/1.8 Wide 8 MP f/2.2 Ultra Wide 5 MP f/2.4 Macro 5 MP f/2.4 Depth	Triple camera 48 MP f/2.0 Wide 8 MP f/2.2 Ultra Wide 5 MP f/2.2 Depth
Front	32 MP f/2.0 Wide	20 MP f/2.2 Wide
Storage
Memory	6 GB 8 GB	4 GB 6 GB
Fixed	64 GB 128 GB	64 GB 128 GB
Removable	microSDXC	microSDXC
Processor
Chip	Samsung Exynos 9611 Octa-core processor 10 nm	Samsung Exynos 9611 Octa-core processor 10 nm
CPU	4x 2.30 GHz Cortex-A73 4x 1.70 GHz Cortex-A53	4x 2.30 GHz Cortex-A73 4x 1.70 GHz Cortex-A53
GPU	Mali-G72 MP3	Mali-G72 MP3
Battery
Capacity	6,000 mAh	6,000 mAh
Features	Fast charging 15W	Fast charging 15W
Removable
Connectivity
5G
NFC
3.5 mm Audio Jack
Micro USB
USB Type-C
Lightning

Samsung Galaxy M31	Samsung Galaxy M21

Released in March 2020. Features 6.4 inches screen with a resolution of 1,080 x 2,340 pixels and 403 ppi. Octa-core processor Samsung Exynos 9611 with up to 8 GB memory and 128 GB storage. It has 6,000 mAh battery.	Released in March 2020. Features 6.4 inches screen with a resolution of 1,080 x 2,340 pixels and 403 ppi. Octa-core processor Samsung Exynos 9611 with up to 6 GB memory and 128 GB storage. It has 6,000 mAh battery.
Head to Head
Probably more versatile rear camera Probably better rear camera Probably better front camera May have more memory It has NFC	😅

Compare phones side by side