Samsung Galaxy A51

Samsung Galaxy A51

172 g (6.07 oz) weight
7.9 mm (0.31 in) thickness

6.5" (405 ppi)
1,080 x 2,400 pixels

Quad camera
48 + 12 + 5 + 5 MP

8 GB memory
256 GB storage

Samsung Exynos 9611
Octa-core processor (10 nm)

4,000 mAh
Fast charging 15W


Available colors and official images provided by the manufacturer:


Released in December 2019.

The Samsung Galaxy A51 has a weight of 172 g (6.07 oz) and it is 7.9 mm (0.31 in) thick.

Features a screen of 6.5 inches with a resolution of 1,080 x 2,400 pixels and a pixel density of 405 pixels per inch. It has 4 rear cameras (48 + 12 + 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 256 GB storage.

Battery capacity is 4,000 mAh with fast charging of 15W. It has NFC connectivity.

Phones with a similarly sized screen

Screen size around 6.5 inches

Below are contemporary mobile phones of the Samsung Galaxy A51 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.

Phones with the same chip

Samsung Exynos 9611

Below are mobile phones with the same chip as Samsung Galaxy A51. Overall performance is expected to be very similar among all of them. You can click on any of them to see the detailed comparison.

Similar phones from Samsung

Samsung Galaxy A

Below are other mobile phones from the same serie as Samsung Galaxy A51. 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 A51

Brand Samsung
Model -
Release Date December 2019
Operating System One UI (Android 10)
Size 158.5 x 73.6 x 7.9 mm
6.24 x 2.90 x 0.31 in
Weight 172 g
6.07 oz
Size 6.5 inches
Resolution 1,080 x 2,400 pixels
PPI 405
Features OLED
Rear Quad camera
48 MP f/2.0 Wide
12 MP f/2.2 Ultra Wide
5 MP f/2.4 Macro
5 MP f/2.2 Depth
Front 32 MP f/2.2 Wide
Memory 4 GB
6 GB
8 GB
Fixed 64 GB
128 GB
256 GB
Removable microSDXC
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
Capacity 4,000 mAh
Features Fast charging 15W
Removable False
5G False
NFC True
3.5 mm Audio Jack True
Micro USB False
USB Type-C True
Lightning False

Size comparison

Samsung Galaxy A51
Credit card
Credit card

Samsung Galaxy A51

172 g
6.07 oz