Samsung Galaxy M31

Dimensions
191 g (6.74 oz) weight
8.9 mm (0.35 in) thickness

Screen
6.4" (403 ppi)
1,080 x 2,340 pixels
OLED

Cameras
Quad camera
64 + 8 + 5 + 5 MP

Storage
8 GB memory
128 GB storage

Processor
Samsung Exynos 9611
Octa-core processor (10 nm)

Battery
6,000 mAh
Fast charging 15W

Connectivity
NFC

Summary

Released in March 2020.

The Samsung Galaxy M31 has a weight of 191 g (6.74 oz) and it is 8.9 mm (0.35 in) thick.

Features a screen of 6.4 inches with a resolution of 1,080 x 2,340 pixels and a pixel density of 403 pixels per inch. It has 4 rear cameras (64 + 8 + 5 + 5 MP) and a front camera (32 MP).

Octa-core processor Samsung Exynos 9611 with a maximum frequency of 2.30 GHz, which is combined with up to 8 GB memory and 128 GB storage.

Battery capacity is 6,000 mAh with fast charging of 15W. It has NFC connectivity.

Phones with a similarly sized screen

Screen size around 6.4 inches

Below are contemporary mobile phones of the Samsung Galaxy M31 and with a similar screen size. Although the size of the screen is similar, there may be important differences on the screen (for example, resolution) or any other characteristics of the phone as the processor and cameras. You can click on any of them to see the detailed comparison.

Motorola Moto E7
6.5" (269 ppi), 180 g, Dual camera

Xiaomi Redmi Note 9 5G
6.53" (395 ppi), 199 g, Triple camera

OnePlus Nord N10 5G
6.5" (406 ppi), 190 g, Quad camera

Realme 7 5G
6.5" (405 ppi), 195 g, Quad camera

Xiaomi Poco M3
6.53" (395 ppi), 198 g, Triple camera

Samsung Galaxy A42 5G
6.6" (266 ppi), 193 g, Quad camera

Phones with the same chip

Samsung Exynos 9611

Below are mobile phones with the same chip as Samsung Galaxy M31. Overall performance is expected to be very similar among all of them. You can click on any of them to see the detailed comparison.

Samsung Galaxy M31s
6.5" (405 ppi), 203 g, Quad camera

Samsung Galaxy M21
6.4" (403 ppi), 188 g, Triple camera

Samsung Galaxy A51
6.5" (405 ppi), 172 g, Quad camera

Samsung Galaxy M30s
6.4" (403 ppi), 188 g, Triple camera

Samsung Galaxy A50s
6.4" (403 ppi), 169 g, Triple camera

Similar phones from Samsung

Samsung Galaxy M

Below are other mobile phones from the same serie as Samsung Galaxy M31. Although they are sold under a similar name and they may have similar look and feel, there can be differences in screen, cameras and performance. Sometimes the differences could be very significant, while in other cases there could be just minor differences in the amount of memory or storage. You can click on any of them to see the detailed comparison.

Samsung Galaxy M54 5G
6.7" (393 ppi), 199 g, Triple camera

Samsung Galaxy M14 5G
6.6" (400 ppi), 206 g, Triple camera

Samsung Galaxy M04
6.5" (270 ppi), 188 g, Dual camera

Samsung Galaxy M13 5G
6.5" (270 ppi), 195 g, Dual camera

Samsung Galaxy M13
6.6" (266 ppi), 192 g, Triple camera

Samsung Galaxy M53 5G
6.7" (394 ppi), 176 g, Quad camera

Samsung Galaxy M31

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

Size comparison



Samsung Galaxy M31
6.4" 191 g 6.74 oz