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Samsung Galaxy M31


Samsung Galaxy M40


Samsung Galaxy M31
Samsung Galaxy M40

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 June 2019. Features 6.3 inches screen with a resolution of 1,080 x 2,340 pixels and 409 ppi.

Octa-core processor Qualcomm Snapdragon 675 SM6150 with up to 6 GB memory and 128 GB storage. It has 3,500 mAh battery.

Head to Head
  • OLED screen
  • Probably more versatile rear camera
  • May have more memory
  • More processing power (12%)
  • Much better battery capacity (42%)
  • Lighter (14%)
  • Thinner (13%)
  • Probably better rear camera


Specifications

Samsung Galaxy M31 Samsung Galaxy M40
Specifications
Brand Samsung Samsung
Model - -
Release Date March 2020 June 2019
Operating System One UI (Android 10) One UI (Android 9.0)
Dimensions
Size 159.2 x 75.1 x 8.9 mm
6.27 x 2.96 x 0.35 in
155.3 x 73.9 x 7.9 mm
6.11 x 2.91 x 0.31 in
Weight 191 g
6.74 oz
168 g
5.93 oz
Screen
Size 6.4 inches 6.3 inches
Resolution 1,080 x 2,340 pixels 1,080 x 2,340 pixels
PPI 403 409
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
Triple camera
32 MP f/1.7 Wide
8 MP f/2.2 Ultra Wide
5 MP f/2.2 Depth
Front 32 MP f/2.0 Wide 16 MP f/2.0 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
Qualcomm Snapdragon 675 SM6150
Octa-core processor
11 nm
CPU 4x 2.30 GHz Cortex-A73
4x 1.70 GHz Cortex-A53
2x 2.00 GHz Kryo 460 Gold
6x 1.70 GHz Kryo 460 Silver
GPU Mali-G72 MP3 Adreno 612
Battery
Capacity 6,000 mAh 3,500 mAh
Features Fast charging 15W Fast charging 15W
Removable False False
Connectivity
5G False False
NFC True True
3.5 mm Audio Jack True False
Micro USB False False
USB Type-C True True
Lightning False False

Size comparison

Samsung Galaxy M31 Samsung Galaxy M40

Samsung Galaxy M31

Samsung Galaxy M40

6.4"
191 g
6.74 oz

6.3"
168 g
5.93 oz