Samsung Galaxy M31s vs. Samsung Galaxy A03s

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy M31s and Samsung Galaxy A03s. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Samsung Galaxy M31s vs. Samsung Galaxy A03s Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy M31s Samsung Galaxy A03s
Product Type Smartphone Smartphone
Manufacturer Model Number SM-M317F/DSN SM-A037G/DSN
Form Factor Touch Touch
Height 159.3 mm 166.5 mm Samsung Galaxy A03s has greater height than Samsung Galaxy M31s.
Width 74.4 mm 75.9 mm Samsung Galaxy A03s has greater width than Samsung Galaxy M31s.
Depth 9.3 mm 9.2 mm Samsung Galaxy A03s is narrower than Samsung Galaxy M31s.
Weight 203 g 198 g Samsung Galaxy A03s is lighter than Samsung Galaxy M31s.
Body Colour Black Blue | Black
Waterproof (Water-resistant) - -
Repairability Index - 8.4 (out of 10)
SAR Value 1.365 W/kg (body), 0.756 W/kg (head) 0.79 W/kg (body), 0.67 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy M31s Samsung Galaxy A03s
Display Type OLED display LCD display
Display Technology Super AMOLED PLS TFT
Screen Size (Display Size) 6.5" 6.5" Both phones have the same screen size.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Samsung Galaxy M31s has better screen resolution than Samsung Galaxy A03s.
Display Format Full HD+ HD+
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features Night mode, Edge-to-Edge screen, Infinity O display Infinity V Display
PROCESSOR Samsung Galaxy M31s Samsung Galaxy A03s
Clock Speed 2.3 GHz 2.3 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
MEMORY Samsung Galaxy M31s Samsung Galaxy A03s
RAM 6 GB 3 GB Samsung Galaxy M31s has more RAM than Samsung Galaxy A03s.
Internal Memory Size (Storage Capacity) 128 GB 32 GB Samsung Galaxy M31s has more internal memory than Samsung Galaxy A03s.
User Memory 106.5 GB 19.1 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Samsung Galaxy M31s Samsung Galaxy A03s
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 64 Megapixel 13 Megapixel Samsung Galaxy M31s has better camera resolution than Samsung Galaxy A03s.
Lens Aperture F/1.8 F/2.2 Samsung Galaxy M31s has better lens aperture than Samsung Galaxy M31s.
Field of View (FoV) 81 degree(s) -
Focus Adjustment Automatic Automatic
Digital Zoom 10x 10x Both phones have the same digital zoom.
Camera Modes Slow motion video, Bokeh Mode, Live Focus mode Panorama, Pro mode, Live Focus mode, Macro mode
Light Source LED flash LED flash
Video Resolutions Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 480 fps 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Background blur -
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 2 Megapixel Samsung Galaxy M31s has better second camera resolution than Samsung Galaxy A03s.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Samsung Galaxy M31s has better second camera lens aperture than Samsung Galaxy M31s.
Field of View (2nd Camera) 123 degree(s) -
Camera Functions (2nd Camera) - Macro camera
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel 2 Megapixel Samsung Galaxy M31s has higher resolution third camera than Samsung Galaxy A03s.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Camera Functions (3rd Camera) Depth camera Depth camera
FOURTH CAMERA
Sensor Resolution (4th Camera) 5 Megapixel -
Lens Aperture (4th Camera) F/2.4 -
Camera Functions (4th Camera) Macro camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 5 Megapixel Samsung Galaxy M31s has better front camera resolution than Samsung Galaxy A03s.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Focus Adjustment Focus free -
Camera Features (Front) Live Focus Floating camera button
BATTERY AND CHARGING Samsung Galaxy M31s Samsung Galaxy A03s
Battery Capacity (Battery Size) 6000 mAh 5000 mAh Samsung Galaxy M31s has larger battery capacity than Samsung Galaxy A03s.
Fast Charging Technology Samsung Super Fast Charging - Samsung Galaxy M31s has fast charging technology.
Talk Time 3060 minutes -
Run Time Details Active online usage (LTE): up to 22 hrs
Active online usage (Wi-Fi): up to 22 hrs
Playback (video): up to 27 hrs
Playback (audio): up to 125 hrs
Talk (4G): up to 3060 min
-
CELLULAR Samsung Galaxy M31s Samsung Galaxy A03s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
User Interface One UI One UI
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy M31s Samsung Galaxy A03s
Data Transmission FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41, Band 66 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA Samsung Galaxy M31s Samsung Galaxy A03s
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Samsung Galaxy M31s Samsung Galaxy A03s
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, gyro sensor, geomagnetic sensor Accelerometer, proximity sensor, light sensor
Security Devices Face recognition, fingerprint reader Fingerprint reader (side)
Additional Phone Features Samsung KNOX, Game Booster, Samsung Smart Switch, Virtual Light Sensing Power Saving Mode, Alarm Clock, Fast Charging, Samsung KNOX, Samsung Smart Switch, Virtual Light Sensing, Virtual Proximity Sensing
OTHERS Samsung Galaxy M31s Samsung Galaxy A03s
Included Accessories Power adapter -
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