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Samsung Galaxy A51 Vs Samsung Galaxy M31: Which is best?

With excellent latest flagships in the market from several companies, namely, Apple, Samsung, and Google, and a series of brilliant options for those on a budget, buying a smartphone has never been more challenging. 

Choosing from the plethora of options available, one must consider few niches such as processor, operating system, screen size, camera, and price, amongst others, before finalizing on their device. 

Samsung, very recently, has released its flagship smartphones, Samsung Galaxy A51 and Samsung Galaxy M31, putting technology fans in a dilemma as to what to choose.

Here is a detailed analogy between the two smartphones, if you are also torn apart between these two devices, covering basic information and features, technical features, and other basic features. 

Samsung Galaxy A51 Vs. Samsung Galaxy M31

Samsung launched the Galaxy A51 late in the year 2019 in the month of December. It is an upgraded version of the Samsung Galaxy A50 with almost similar features with a few tweaks and upgrades. With a 6.5-inch Super AMOLED screen and 87.4% screen-to-body ratio, the latest Samsung Galaxy A51 back covers for new look and gives extra safety to the screen.

Samsung Galaxy M31, on the other hand, was launched by the company in February 2020. It is the latest in Samsung’s line of similar smartphones with a few subtle changes. With a 6.5-inch Super AMOLED screen and 86.1% screen-to-body ratio.

Although released with a considerable gap between each other, there are certain similar features shared by both the smartphones as well as differences between the two as elaborated under the following sections below.

Price:

The Samsung Galaxy A51 costs $320, whereas Samsung Galaxy M31 costs $210.

Body:

Samsung Galaxy M31s is very slightly wider, heavier, thicker, and bigger in size in comparison to Samsung Galaxy A51. Galaxy M31 has a width of 74.06 mm, a thickness of 9.04 mm, a height of 159.07 mm, and weighs 185 grams.

Samsung Galaxy A51, on the other hand, has a height of 73.6 mm, a thickness of 7.9 mm, a height of 158.5 mm, and weighs 172 grams.

Samsung Galaxy M31 is available in a mirage black and a mirage blue color. Samsung Galaxy A51, on the other hand, comes with a wider range of choice in colors including, prism crush white, prism crush black, prism crush pink, prism crush blue.

Display:

Both the flagship smartphones are a Super AMOLED type with a 6.5 inches display, although with a slight difference between their screen-to-body ratio. They share the same resolution of 1080 x 2400 pixels and an aspect ratio of 20:9. Both Galaxy A51 and Galaxy M31 have a corning gorilla glass v3 screen protection. Their pixel density, also alike, is 405 PPI. But we prefer you to buy Back cases for Samsung Galaxy M31 and protect your device from normal wear-tear, and scratches.

Platform:

Samsung has not added much of a difference in both the phones. Both of them run on an Android 10, One UI 2.0 operating system (OS) and use Exynos 9611 (10 nm) chipset. 

Galaxy A51 and Galaxy M31 share the same central processing unit (CPU), that is Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53), and the same graphics processing unit (GPU), that is Mali-G72 MP3.

Camera:

The camera of both the smartphones features LED flash, panorama, High Dynamic Range (HDR) and supports continuous shooting. Along with digital zoom, face detection, touch to focus, they also serve exposure compensation and ISO control. 

However, the image resolution of Galaxy A51 is 8000 x 6000 pixels, while that of Galaxy M31 is 9000 x 7000. Galaxy A51 has an ISO-CELL sensor, while Galaxy M31 has an Exmor RS sensor.

Samsung Galaxy M31 has a resolution of 64 MP f/1.8, 8 MP f/2.2 wide-angle, ultra-wide-angle camera, 5 MP f/2.4 camera, 5 MP f/2.4 macro, and 5 MP f/2.4 depth camera. In comparison, Galaxy A51 has a resolution of 48 MP f/2.0, 12 MP f/2.0 wide-angle, ultra-wide-angle camera, 5 MP f/2.4 macro, and 5 MP f/2.2 depth camera. 

They share the same resolution for the selfie camera, that is, 32 MP f/2.2.

Galaxy M31 shoots videos at 4K@30 fps, 1080p@30fps; gyro-EIS, while Galaxy A51 shoots it at 4K@30/120fps; gyro-EIS. The selfie camera of Galaxy M31 shoots video at 4K@30 fps, 1080p@30fps, whereas that of Galaxy A51 shoots video at 1080p@30fps.

Storage: 

Galaxy A51 and Galaxy M31 both have an internal memory of 128 GB, which is expandable upto 512 GB. 

Battery:

Samsung Galaxy M31 has a 6000mAh battery, whereas, Samsung Galaxy A51 has a 4000mAh battery.

Multimedia:

With Dolby Atmos and a 3.5 mm audio jack, both the phones have a loudspeaker.

Features:

Both the smartphones support light sensor, proximity sensor, accelerometer, and gyroscope. Besides the aforementioned, both the phones support fast charging, fingerprint sensor, multi-touch. Both Galaxy A51 and Galaxy M31 use USB Type-C 2.0 and USB On-The-Go.

With the detailed breakdown in this article, you can decide the smartphone you would like to choose based on your requirements.

Nethra Gupta
Nethra Gupta
Nethra Gupta, with a Master’s in Tech and Digital Media, she's an expert in the latest tech trends and social media. Recognized in tech forums Nethra is known for her reliable insights. When offline, she loves digital art and gaming.

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