Samsung Galaxy A02 vs Samsung Galaxy M31s – Review, specifications and prices

The new Samsung Galaxy A02 phone has a 2 camera setup with a main lens of 13 MP, MediaTek MT6739V/WW processor chipset and a battery of 5000 mAh. On other side, the Samsung Galaxy M31s also has interesting features. The comparison for both models with new specs are detailed next.

Samsung

Specifications

Feature Samsung Galaxy A02 Samsung Galaxy M31s
Phones specifications
Screen Display 6.5 in (inches) 6.5 in (inches)
Processor MediaTek MT6739V/WW Samsung Exynos 7 Octa 9611
Operating System One UI 2.0 One UI 2.0
Resolution 720 x 1520 pixels 1080 x 2340 pixels
RAM 2 GB (gigabytes) or 3 GB (gigabytes) 6 GB (gigabytes) or 8 GB (gigabytes)
Storage 32 GB (gigabytes),64 GB (gigabytes) 64 GB (gigabytes),128 GB (gigabytes)
Camera 13/2 MP 64/12/5/5 MP
Front Camera 5 MP 32 MP
Battery 5000 mAh 6000 mAh

Processor and Operating System

The Samsung Galaxy A02 runs on MediaTek MT6739V/WW chipset and the processor has a total of 4 cores composed by 4 cores of 1.5 GHz Cortex-A53. It has a maximum CPU frequency of 1500 MHz (megahertz). Some other special features include 64 bit architecture. Running on One UI 2.0 operating system.

The MediaTek MT6739V/WW is a less powerful chipset processor than the Samsung Exynos 7 Octa 9611.

Meanwhile, the Samsung Galaxy M31s has a Samsung Exynos 7 Octa 9611, the second processor has a total of 8 cores composed by 4 cores of 2.3 GHz ARM Cortex-A73 and 4 cores of 1.7 GHz ARM Cortex-A53. It has a maximum CPU frequency of 2300 MHz (megahertz). Some other special features include 64 bit architecture. And it’s running on One UI 2.0 OS system.

Graphics Processor (GPU)

The Samsung Galaxy A02 is carrying a PowerVR GE8100,450 MHz (megahertz) gpu in the interior and the Samsung Galaxy M31s has the ARM Mali-G72 MP3,3 cores graphics processor.

Battery

The Samsung Galaxy A02 battery capacity is 5000 mAh which is a 20% (percent) less powerful than the 6000 mAh offered by the Samsung Galaxy M31s. Some features include Non-removable and Li-Po type.
The Samsung Galaxy M31s battery include Fast charging, Non-removable and 25W fast charging.

Screen

The smartphone is using a TFT display with 720 x 1520 pixels and a screen size of 6.5 in (inches).

Meanwhile the Samsung Galaxy M31s is featuring a Super AMOLED display with 1080 x 2340 pixels and a screen size of 6.5 in (inches).

As we can see here, the Samsung Galaxy A02 is the same size as Samsung Galaxy M31s screen.
The main display features of both phones are detailed next:

Samsung Galaxy A02 Samsung Galaxy M31s
Capacitive 2.5D curved glass screen
Infinity-V Display 420 cd/m² peak brightness
Multi-touch 78960:1 dynamic contrast ratio
Capacitive
Corning Gorilla Glass 3
Infinity-O Display
Multi-touch
Widevine L1 certification for HD streaming

RAM Memory and storage

On the memory hardware side, the Samsung Galaxy A02 is carrying a ram memory of 2 GB (gigabytes) or 3 GB (gigabytes) with some features like .

The Samsung Galaxy M31s is coming with a 6 GB (gigabytes) or 8 GB (gigabytes) and it has some features like LPDDR4X and Double channel.
In the basic edition, the Samsung Galaxy A02 gives a 200% more ram memory capacity than Samsung Galaxy M31s.

The maximum ram capacity offered by the Samsung Galaxy A02 is 3 gigabytes ,which is a 166.66% smaller than the Samsung Galaxy M31s with 8 gigabytes

How much built-in storage space you can get for apps and saving photos, files and video? The Samsung Galaxy A02 comes with or 32 GB (gigabytes) or 64 GB (gigabytes). In the basic edition, the Samsung Galaxy A02 gives a 100% more storage memory capacity than Samsung Galaxy M31s.

The maximum storage capacity offered by the Samsung Galaxy A02 is 64 gigabytes ,which is a 100% less than the Samsung Galaxy M31s with 128 gigabytes

Samsung Galaxy M31s gets you or 64 GB (gigabytes) or 128 GB (gigabytes) of internal storage.

Rear Camera

The Samsung Galaxy A02 rear camera setup is composed by 2 lenses of 13/2 MP , the flash type is LED , a focal length 35 mm:28 mm , a pixel size of 1.12 µm (micrometers) and aperture lens of f/1.9 f/2.4 respectively.

Samsung

Meanwhile the Samsung Galaxy M31s rear camera comes with 4 lenses of 64/12/5/5 MP , the flash type is LED , a focal length(35 mm) of 27 mm , carrying sensor like Samsung S5KGW1 , a pixel size of 0.8 µm (micrometers) and aperture lens of f/1.8 f/2.2 f/2.4 f/2.4 respectively.

Samsung Galaxy A02 Samsung Galaxy M31s
Aperture size – f/2.4 (#3) 8x digital zoom
Autofocus Aperture size – f/2.2 (#2)
Continuous shooting Aperture size – f/2.4 (#3)
Digital zoom Aperture size – f/2.4 (#4)
Exposure compensation Autofocus
Face detection Continuous shooting
Geotagging Digital zoom
HDR Exposure compensation
ISO settings Face detection
Macro mode Fourth rear camera – 5 MP (macro)
Panorama Geotagging
Pixel size – 1.75 µm (#3) HDR
Scene mode ISO settings
Secondary rear camera – 2 MP (macro) Panorama
Self-timer Phase detection autofocus (PDAF)
Touch focus Pixel size – 1.6 m (4-in-1 pixel binning)
White balance settings Scene mode
Secondary rear camera – 12 MP (ultra-wide angle)
Self-timer
Sensor type – ISOCELL PLUS
Super Phase Detection
Third rear camera – 5 MP (depth-sensing)
Touch focus
White balance settings

Front Camera – Selfie

The Samsung Galaxy A02 comes with a 5 MP in the front.

The Samsung Galaxy M31s has a 32 MP as a main front-camera.

Some other front camera features are detailed next:

Samsung Galaxy A02 Samsung Galaxy M31s
5 MP 32 MP
Aperture:f/2.0 Aperture:f/2.0
Face unlock Face unlock
Pixel size:0.8 µm /0.000800 mm
Sensor model:Sony IMX616
Sensor type:CMOS BSI (backside illumination)

Data network and speed connectivity/bandwidth

The mobile networks technologies improve the communication between devices, connectivity speed and files download/upload bandwidth depending of the place.

Samsung Galaxy A02 Samsung Galaxy M31s
EDGE EDGE
HSPA+ eMMC 5.1
LTE Cat 4(51.0/150.8 Mbit/s) GPRS
UMTS(384 kbit/s) HSPA+(5.76/ 42 Mbit/s)
LTE Cat 10(102.0/452.2 Mbit/s)
UMTS(384 kbit/s)

Price

The Samsung Galaxy A02 price is $150 and the Samsung Galaxy M31s price tag is $260

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