Samsung Galaxy M31 Vs Samsung Galaxy A31 Specs Comparison


Samsung Galaxy M31 packs with Exynos 9611 chipset, 4 GB or 6 GB RAM, 64 GB or 128 GB storage, 6.4" Super AMOLED screen, 6000 mAh battery with 15W fast charging, quad rear camera with 64 MP main sensor + 8 MP ultra-wide lens + 5 MP depth-sensor lens + 5 MP macro lens, 32 MP front camera, and 210 $ price.

While Samsung Galaxy A31 is powered by Helio P65 chipset, 4 GB or 6 GB RAM, 64 GB or 128 GB storage, 6.4" Super AMOLED screen, 5000 mAh battery with 15W fast charging, quad rear camera with 48 MP main sensor + 8 MP ultra-wide lens + 5 MP depth-sensor + 5 MP macro lens, and 20 MP front camera.



Here’s an in-depth specifications comparison between Samsung Galaxy M31 Vs Samsung Galaxy A31.

Jump to:
  1. System  on  Chip (SOC)
  2. RAM
  3. Storage
  4. Display
  5. Rear Camera 
  6. Front Camera
  7. Battery
  8. Price
  9. Network



Samsung Galaxy A31
Samsung Galaxy M31
Brand and Model   
Brand and Model   
Brand 
Brand 
Samsung
Samsung
Model
Model
Galaxy A31
Galaxy M31
Model Alias
Model Alias

SM-M315F

SM-M315F/DS
Galaxy A31 Operating System 
Galaxy M31 Operating System 
Android 10
Android 10
User Interface (UI)
User Interface (UI)
One UI 2.0
One UI 2.0



Galaxy A31 System on  Chip (SOC) Galaxy M31 System on  Chip (SOC)
SOC SOC
MediaTek Helio P65 Samsung Exynos 7 Octa 9611
Process Technology  Process Technology 
12 nm 10 nm
CPU CPU
2x 2.0 GHz Cortex-A75 4x 2.3 GHz ARM Cortex-A73
6x 1.7 GHz Cortex-A55 4x 1.7 GHz ARM Cortex-A53
CPU Bits  CPU Bits 
64 bit 64 bit
Instruction Set   Instruction Set  
ARMv8-A ARMv8-A
CPU Frequency  CPU Frequency 
2000 MHz 2300 MHz 
CPU Cores  CPU Cores 
8 8
GPU GPU
ARM Mali-G72 MP3
 GPU Cores  GPU Cores
3



Galaxy A31 RAM Capacity Galaxy M31 RAM Capacity
4 GB 4 GB 
6 GB 6 GB 
RAM Type   RAM Type  
LPDDR4X LPDDR4X
RAM Channels   RAM Channels  
Double channel Double channel



Galaxy A31 Storage Galaxy M31 Storage
64 GB 64 GB 
128 GB 128 GB 
eMMC 5.1
Galaxy A31 Memory Cards Galaxy M31 Memory Cards
microSD microSD
microSDHC microSDHC
microSDXC microSDXC



Galaxy A31 Display Galaxy M31 Display
Type / Technology  Type / Technology 
Super AMOLED Super AMOLED
Diagonal Size  Diagonal Size 
6.4 in 6.4 in 
162.56 mm 162.56 mm 
16.26 cm 16.26 cm 
Width  Width 
2.63 in 2.68 in 
66.71 mm 68.12 mm 
6.67 cm 6.81 cm 
Height  Height 
5.84 in 5.81 in 
148.24 mm 147.6 mm 
14.82 cm 14.76 cm 
Aspect Ratio  Aspect Ratio 
2.222:1 2.167:1
Resolution  Resolution 
1080 x 2400 pixels 1080 x 2340 pixels
Pixel Density  Pixel Density 
411 ppi 403 ppi (pixels per inch)
161 ppcm 158 ppcm (pixels per centimeter)
Color Depth  Color Depth 
24 bit 24 bit
16777216 colors 16777216 colors
Display Area  Display Area 
85.20%
Other Features  Other Features 
Capacitive Capacitive
Multi-touch Multi-touch
Scratch resistant Corning Gorilla Glass
Infinity-U Display
Widevine L1 certification
Peak brightness - 420 cd/m²
Galaxy A31 Sensors Galaxy M31 Sensors
Proximity Proximity
Light
Accelerometer Accelerometer
Compass Compass
Gyroscope Gyroscope
Geomagnetic
Fingerprint Fingerprint
Hall Virtual Light Sensor



Galaxy A31 Rear Camera Galaxy M31 Rear Camera
Sensor Model Sensor Model
Samsung S5KGW1
Sensor type  Sensor type 
ISOCELL
ISO ISO
100 - 800
Sensor format Sensor format
1/1.72"
Pixel size Pixel size
0.8 µm (micrometers) 0.8 µm (micrometers)
0.000800 mm
Aperture Aperture
f/2 f/1.8
Focal Length  Focal Length
3.58 mm 
27 mm   *(35 mm / full frame)
Flash Type Flash Type
LED LED
 Image Resolution   Image Resolution 
8000 x 6000 pixels 9280 x 6944 pixels
48 MP 64.44 MP 
Video resolution Video resolution
1920 x 1080 pixels 3840 x 2160 pixels
2.07 MP 8.29 MP 
Video FPS Video FPS
30 fps 30 fps
Features  Features 
Autofocus Autofocus
Continuous shooting Continuous shooting
Digital zoom Digital zoom
Geotagging Geotagging
Panorama Panorama
HDR HDR
Touch focus Touch focus
Face detection Face detection
White balance settings White balance settings
ISO settings ISO settings
Exposure compensation Exposure compensation
Self-timer Self-timer
Scene mode Scene mode
Phase detection autofocus (PDAF)
Pixel size - 1.6 μm (4-in-1 pixel binning)
Sensor type - ISOCELL PLUS
Super Phase Detection
Secondary rear camera - 8 MP (ultra-wide) Secondary rear camera - 8 MP (ultra-wide angle)
Aperture size - f/2.2 (#2) Aperture size - f/2.2 (#2)
Angle of view - 123° (#2)
Third rear camera - 5 MP (depth-sensing) Third rear camera - 5 MP (depth-sensing)
Aperture size - f/2.4 (#3) Aperture size - f/2.2 (#3)
Fourth rear camera - 5 MP (macro) Fourth rear camera - 5 MP (macro)
Aperture size - f/2.4 (#4) Aperture size - f/2.2 (#4)



Galaxy A31 Front Camera Galaxy M31 Front Camera
Sensor Model Sensor Model
Sony IMX616
Sensor Type Sensor Type
CMOS BSI (backside illumination)
Aperture Aperture
f/2.2 f/2
Sensor format Sensor format
1/2.8"
Pixel size Pixel size
0.8 µm (micrometers)
Image Resolution  Image Resolution 
6528 x 4896 pixels
20 MP 31.96 MP 
Video Resolution Video Resolution
1920 x 1080 pixels 3840 x 2160 pixels
2.07 MP 8.29 MP 
Video FPS Video FPS
30 fps 30 fps (frames per second)
Features  Features 
Face unlock
Galaxy A31 Audio Galaxy M31 Audio
Speaker Speaker
Loudspeaker Loudspeaker
Earpiece Earpiece
Dolby Atmos
Galaxy A31 Radio Galaxy M31 Radio
Yes Yes
Galaxy A31 Tracking /  Positioning  Galaxy M31 Tracking /  Positioning 
GPS GPS
A-GPS A-GPS
GLONASS GLONASS
BeiDou BeiDou
Galaxy A31 Wi-Fi Galaxy M31 Wi-Fi
802.11a (IEEE 802.11a-1999) 802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999) 802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003) 802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009) 802.11n (IEEE 802.11n-2009)
802.11n 5GHz 802.11n 5GHz
802.11ac (IEEE 802.11ac) 802.11ac (IEEE 802.11ac)
Dual band Dual band
Wi-Fi Hotspot Wi-Fi Hotspot
Wi-Fi Direct Wi-Fi Direct



Galaxy A31 Bluetooth Galaxy M31 Bluetooth
Version  Version 
5 5
Features  Features 
A2DP (Advanced Audio Distribution Profile) A2DP (Advanced Audio Distribution Profile)
AVRCP (Audio/Visual Remote Control Profile) AVRCP (Audio/Visual Remote Control Profile)
DIP (Device ID Profile) DIP (Device ID Profile)
HFP (Hands-Free Profile) HFP (Hands-Free Profile)
HID (Human Interface Profile) HID (Human Interface Profile)
HSP (Headset Profile) HSP (Headset Profile)
MAP (Message Access Profile) MAP (Message Access Profile)
OPP (Object Push Profile) OPP (Object Push Profile)
PAN (Personal Area Networking Profile) PAN (Personal Area Networking Profile)
PBAP/PAB (Phone Book Access Profile) PBAP/PAB (Phone Book Access Profile)
HOGP HOGP
Galaxy A31 USB Galaxy M31 USB
Connector Type   Connector Type  
USB Type-C USB Type-C
Version Version
2 2
Features  Features 
Charging Charging
Mass storage Mass storage
On-The-Go On-The-Go
Galaxy A31 Headphone Jack Galaxy M31 Headphone Jack
Yes Yes
Galaxy A31 Connectivity  Connectivity
Computer sync Computer sync
OTA sync OTA sync
Tethering Tethering
NFC ANT+
VoLTE
Galaxy A31 Browser Galaxy M31 Browser
HTML HTML
HTML5 HTML5
CSS 3 CSS 3
Galaxy A31 Audio File Formats /  Codecs Galaxy M31 Audio File Formats /  Codecs
AAC (Advanced Audio Coding) AAC (Advanced Audio Coding)
AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate, .amr, .3ga) AMR / AMR-NB / GSM-AMR (Adaptive Multi-Rate, .amr, .3ga)
AMR-WB (Adaptive Multi-Rate Wideband, .awb) AMR-WB (Adaptive Multi-Rate Wideband, .awb)
eAAC+ / aacPlus v2 / HE-AAC v2 eAAC+ / aacPlus v2 / HE-AAC v2
FLAC (Free Lossless Audio Codec, .flac) FLAC (Free Lossless Audio Codec, .flac)
M4A (MPEG-4 Audio, .m4a) M4A (MPEG-4 Audio, .m4a)
MIDI MIDI
MP3 (MPEG-2 Audio Layer II, .mp3) MP3 (MPEG-2 Audio Layer II, .mp3)
OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus) OGG (.ogg, .ogv, .oga, .ogx, .spx, .opus)
WMA (Windows Media Audio, .wma) WMA (Windows Media Audio, .wma)
WAV (Waveform Audio File Format, .wav, .wave) WAV (Waveform Audio File Format, .wav, .wave)
Galaxy A31 Video File Formats /  Codecs Galaxy M31 Video File Formats /  Codecs
3GPP (3rd Generation Partnership Project, .3gp) 3GPP (3rd Generation Partnership Project, .3gp)
3GPP2 (3rd Generation Partnership Project 2, .3g2) 3GPP2 (3rd Generation Partnership Project 2, .3g2)
AVI (Audio Video Interleaved, .avi) AVI (Audio Video Interleaved, .avi)
Flash Video (.flv, .f4v, .f4p, .f4a, .f4b) Flash Video (.flv, .f4v, .f4p, .f4a, .f4b)
H.263 H.263
H.264 / MPEG-4 Part 10 / AVC video H.264 / MPEG-4 Part 10 / AVC video
H.265 / MPEG-H Part 2 / HEVC H.265 / MPEG-H Part 2 / HEVC
MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks) MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks)
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v) MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
VC-1 VC-1
VP8 VP8
VP9 VP9
WebM WebM
WMV (Windows Media Video, .wmv) WMV (Windows Media Video, .wmv)
WMV7 (Windows Media Video 7, .wmv) WMV7 (Windows Media Video 7, .wmv)
WMV8 (Windows Media Video 8, .wmv) WMV8 (Windows Media Video 8, .wmv)
Xvid Xvid



Galaxy A31 Battery Galaxy M31 Battery
Capacity Capacity
5000 mAh) 6000 mAh 
Type  Type 
Li-Ion Li-Ion
Features  Features 
Fast charging Fast charging
Non-removable Non-removable
 Charger Output Power  Charger Output Power
5 V / 2 A 5 V   / 2 A 
9 V / 1.67 A 9 V   / 1.67 A 
Galaxy A31 Launch Galaxy M31 Launch
Announced  Announced 
 2020, 24th March  2020, 25th February
Status Status
Exp. Release April 2020 Release 5th March 2020



Galaxy A31 Price Galaxy M31 Price
- 4 GB + 64 GB =  210 $
6 GB + 128 GB =  225 $
Galaxy A31 Design Galaxy M31 Design
Colors  Colors 
Prism Crush Black Ocean Blue
Prism Crush Blue Space Black
Prism Crush Red
Prism Crush White
Width  Width 
73.1 mm
7.31 cm
0.24 ft
2.88 in
Height  Height 
159.3 mm
15.93 cm
0.52 ft
6.27 in
Thickness  Thickness 
8.6 mm 8.9 mm 
0.86 cm 0.89 cm 
0.03 ft 0.03 ft
0.34 in 0.35 in 
Weight  Weight 
185 g 191 g
0.41 lbs 0.42 lbs
6.53 oz 6.74 oz
Volume  Volume 
100.15 cm³
6.08 in³
Body Materials Body Materials
Plastic Plastic
Galaxy A31 SIM Card Galaxy M31 SIM Card
SIM Card Type   SIM Card Type  
Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm) Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm)
Number of SIM Cards  Number of SIM Cards 
2 2
Features Features
Dual SIM stand-by Dual SIM stand-by (Both cards are active. When one is busy, the other is not active)
Galaxy A31 Mobile Network Technology and Bandwidth Galaxy M31 Mobile Network Technology and Bandwidth
UMTS (384 kbit/s ) UMTS (384 kbit/s )
EDGE EDGE
GPRS GPRS
HSPA+ (HSUPA 5.76 Mbit/s , HSDPA 42 Mbit/s ) HSPA+ (HSUPA 5.76 Mbit/s , HSDPA 42 Mbit/s )
LTE Cat 10 (102.0 Mbit/s , 452.2 Mbit/s ) LTE Cat 10 (102.0 Mbit/s , 452.2 Mbit/s )



Galaxy A31 Networks Galaxy M31 Networks
GSM GSM
GSM 850 MHz (B5) GSM 850 MHz
GSM 900 MHz (B8) GSM 900 MHz
GSM 1800 MHz (B3) GSM 1800 MHz
GSM 1900 MHz (B2) GSM 1900 MHz
UMTS UMTS
UMTS 850 MHz (B5) UMTS 850 MHz
UMTS 900 MHz (B8) UMTS 900 MHz
UMTS 1900 MHz (B2) UMTS 1900 MHz
UMTS 2100 MHz (B1) UMTS 2100 MHz
LTE LTE
LTE-FDD 850 MHz (B5) LTE 850 MHz
LTE-FDD 900 MHz (B8) LTE 900 MHz
LTE-FDD 1900 MHz (B25) LTE 1800 MHz
LTE-FDD 2100 MHz (B1) LTE 2100 MHz
LTE-FDD 2600 MHz (B7) LTE 2600 MHz

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