Samsung Galaxy A02s vs Samsung Galaxy M31s – Review, specifications and prices

The new Samsung Galaxy A02s device has a 3 camera setup with a main lens of 13 MP, Qualcomm Snapdragon 450 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 A02s Samsung Galaxy M31s
Phones specifications
Screen Display 6.5 in (inches) 6.5 in (inches)
Processor Qualcomm Snapdragon 450 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 3 GB (gigabytes) 6 GB (gigabytes) or 8 GB (gigabytes)
Storage 32 GB (gigabytes) 64 GB (gigabytes),128 GB (gigabytes)
Camera 13/2/2 MP 64/12/5/5 MP
Front Camera 5 MP 32 MP
Battery 5000 mAh 6000 mAh

Processor and Operating System

The Samsung Galaxy A02s runs on Qualcomm Snapdragon 450 chipset and the processor has a total of 8 cores composed by 1 core of 1.8 GHz Cortex-A53. It has a maximum CPU frequency of 1800 MHz (megahertz). Some other special features include 64 bit architecture. Running on One UI 2.0 operating system.

The Qualcomm Snapdragon 450 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 A02s is carrying a Qualcomm Adreno 506 gpu in the interior and the Samsung Galaxy M31s has the ARM Mali-G72 MP3,3 cores graphics processor.

Battery

The Samsung Galaxy A02s 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 Fast charging and Non-removable.
The Samsung Galaxy M31s battery include Fast charging, Non-removable and 25W fast charging.

Screen

The device 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 A02s is the same size as Samsung Galaxy M31s screen.
The main display features of both phones are detailed next:

Samsung Galaxy A02s 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 A02s is carrying a ram memory of 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 A02s gives a 100% more ram memory capacity than Samsung Galaxy M31s.

The maximum ram capacity offered by the Samsung Galaxy A02s 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 A02s comes with or 32 GB (gigabytes). In the basic edition, the Samsung Galaxy A02s gives a 100% more storage memory capacity than Samsung Galaxy M31s.

The maximum storage capacity offered by the Samsung Galaxy A02s is 32 gigabytes ,which is a 300% 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 A02s rear camera setup is composed by 3 lenses of 13/2/2 MP , the flash type is LED , a focal length and 35 mm equivalent:28 mm , a pixel size of 1.12 µm (micrometers) and aperture lens of f/2.2 f/2.4 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
Samsung Galaxy A02s Samsung Galaxy M31s
Aperture size – f/2.4 (#2) 8x digital zoom
Aperture size – f/2.4 (#3) Aperture size – f/2.2 (#2)
Autofocus Aperture size – f/2.4 (#3)
Continuous shooting Aperture size – f/2.4 (#4)
Digital zoom Autofocus
Exposure compensation Continuous shooting
Face detection Digital zoom
Geotagging Exposure compensation
HDR Face detection
ISO settings Fourth rear camera – 5 MP (macro)
Macro mode Geotagging
Panorama HDR
Pixel size – 1.75 µm (#2) ISO settings
Pixel size – 1.75 µm (#3) Panorama
Scene mode Phase detection autofocus (PDAF)
Secondary rear camera – 2 MP (depth-sensing) Pixel size – 1.6 m (4-in-1 pixel binning)
Self-timer Scene mode
Third rear camera – 2 MP (macro) Secondary rear camera – 12 MP (ultra-wide angle)
Touch focus Self-timer
White balance settings 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 A02s 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 A02s Samsung Galaxy M31s
5 MP 32 MP
Aperture:f/2.0.2 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 A02s Samsung Galaxy M31s
EDGE EDGE
eMMC 5.1 eMMC 5.1
HSPA+ GPRS
LTE Cat 4(51.0/150.8 Mbit/s) HSPA+(5.76/ 42 Mbit/s)
UMTS(384 kbit/s) LTE Cat 10(102.0/452.2 Mbit/s)
UMTS(384 kbit/s)

Price

The Samsung Galaxy A02s price is $180 and the Samsung Galaxy M31s price tag is $260

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