Samsung Galaxy A31 vs Samsung Galaxy M31: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Samsung Galaxy A31 vs Samsung Galaxy M31. The complete information of specifications to decide which to buy.

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Technical data sheets

Basics

Samsung Galaxy A31
Samsung Galaxy A31
Global · 4GB · 128GB · SM-A315F
View datasheet
vs
Samsung Galaxy M31
Samsung Galaxy M31
Global · 6GB · 64GB · M315F
View datasheet
vs

Score

Ki Cost-effective
Score
6.9 Ki Cost-effective
Score
-- No price,
no Ki
Design and Screen score 6.1Design & Materials 5.5Design & Materials
Performance and Hardware score 5.5Performance & Hardware 5.8Performance & Hardware
Camera score 5.6Camera 6.9Camera
Connectivity score 6.7 Connectivity 7.1 Connectivity
Battery score 6.7 Battery 8.5 Battery

User reviews

User score
7.0
56 reviews
8.5
28 reviews

Technical specifications of the Samsung Galaxy A31 vs Samsung Galaxy M31

Specs Samsung Galaxy A31 price compare Samsung Galaxy A31
Global · 4GB · 128GB · SM-A315F
stores to buy Samsung Galaxy M31 Samsung Galaxy M31
Global · 6GB · 64GB · M315F
Inches 6.4" 6.4"
Resolution FHD+ FHD+
Usable surface 84% useful 84% useful
Aspect Ratio 20:9 19.5:9
Dimensions 73.1 mm
159.3 mm
8.6 mm
75.1 mm
159.2 mm
8.9 mm
Weight 185 g 191 g
Micro Helio P65
Octa-Core
Exynos 9611
Octa-Core
RAM 4 GB RAM 6 GB RAM
Storage 128 GB 64 GB
AnTuTu 183.200
v8
180.011
v8
Battery 5000 mAh 6000 mAh
Main Camera 1
48 Mpx · ƒ/2.0

2 3 4
1
64 Mpx · ƒ/1.8
Bright S5KGW1
2 3 4
Selfie Camera SELF 20 Mpx · ƒ/2.2 SELF 32 Mpx · ƒ/2.0
Bands
OS Android 10 Q Android 12 Snow Cone

Brand

Brand Samsung Samsung
Aliases SM-A315F SM-M315F, SM-M315F/DS

Release Date

Release date March 2020,
4 years ago
February 2020,
4 years ago
State On Sale Not available
Market Global Global

Design & Materials

Structure

Samsung Galaxy A31
Samsung Galaxy M31
Samsung Galaxy A31
Samsung Galaxy M31
Size
73.1 mm 159.3 mm 8.6 mm
Print 3D Model
75.1 mm 159.2 mm 8.9 mm
Print 3D Model
Weight 185 g 191 g
Usable surface 84 % 84 %
Materials Plastic Plastic
Resistance - -
Colors
Black

White

Blue

Red
Black

Blue

Screen

Diagonal 6.4" 6.4"
Type Super AMOLED Super AMOLED
Aspect Ratio 20:9 19.5:9
Resolution FHD+
1080 x 2400 px
FHD+
1080 x 2340 px
Density 411 Pixels per inch 403 Pixels per inch

Others

Others
  • Water Drop Notch
  • Scratch resistant
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch
  • Frameless
  • Infinity-U display
  • Water Drop Notch
  • Peak brightness - 420 cd/m²
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • Frameless
  • Infinity-U display

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
6.2
7.4
Do you think it's a nice phone?
8.1
7.9
Is it comfortable?
8.0
8.3
Can you see it well in the sunlight?
7.8
8.3
Number of reviews
56 reviews
28 reviews

Performance & Hardware

Processor

Model MediaTek Helio P65 (MT6768) Samsung Exynos 7 Octa 9611
CPU 2x Cortex-A75 2.0 GHz + 6x Cortex-A55 1.5 GHz 4x Cortex-A73 2.3 GHz + 4x Cortex-A53 1.67 GHz
Type Octa-Core Octa-Core
Manufacturing 12 nm 10 nm
64 Bits Yes Yes

Graphics

GPU Arm Mali-G52 ARM Mali-G72 MP3

RAM

RAM 4 GB 6 GB
Type LPDDR4X RAM LPDDR4X RAM

Antutu

Score
183.200
Antutu v8
Overall performance better than 57% of devices
180.011
Antutu v8
Overall performance better than 56% of devices

Storage

Capacity 128 GB 64 GB
Type eMMC 5.1 Storage UFS Storage 2.1
SD Slot Yes ,
Independent SD slot
Yes ,
Independent SD slot

Security

Fingerprint Yes, in screen Yes, in the back

Sensors

Sensors
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Hall
  • Fingerprint
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Geomagnetic

Audio

Audio
-
-

Others

Notifications LED -- --
Cooling system No No
Gaming buttons No No

User reviews

Does it have good sound?
6.6
7.5
Does it work smoothly in everyday use?
7.5
8.9
What's your experience been with demanding games?
6.1
8.1
Number of reviews
56 reviews
28 reviews

Camera

Main

No. of cameras Quad rear camera Quad rear camera
1
Camera type

Standard

Standard
Resolution 48 Mpx 64 Mpx
Sensor Unknown Samsung Bright S5KGW1
Type CMOS ISOCELL
Aperture ƒ/ 2.0 ƒ/ 1.8
ISO -- 100 - 800
Pixel size 0.80 µm 0.80 µm
Pixel Binning -- 1-4 (2x2)
Sensor size -- 1/1.72"
2
Camera type

Wide Angle lens

Wide Angle lens
Resolution
8 Mpx
8 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.2
ƒ/ 2.2
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--
3
Camera type

Portrait mode (depth)

Portrait mode (depth)
Resolution
5 Mpx
5 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.4
ƒ/ 2.2
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--
4
Camera type

Macro lens

Macro lens
Resolution
5 Mpx
5 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.4
ƒ/ 2.4
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--

Features

Flash LED LED
Optical Stabilisation No No
Slow Motion Video No,
30 fps
No,
30 fps
Others
  • Digital zoom
  • Quadruple camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • 4K Video
  • Digital zoom
  • Quadruple camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie

SELF
Camera type

Dedicated

Dedicated
Resolution 20 Mpx 32 Mpx
Sensor Hynix HI-2021 Sony IMX616
Type CMOS CMOS
Aperture ƒ/ 2.2 ƒ/ 2.0
Pixel size 1.00 µm 0.80 µm
Pixel Binning 1-4 (2x2) 1-4 (2x2)
Sensor size -- 1/2.8"
Others
--
--

DxOMark Score

DxOMark Score -- --

User reviews

Quality of daytime photos
7.7
9.3
Quality of nighttime photos
5.4
7.7
Quality of selfies
7.2
8.5
Does it have a powerful flash?
8.0
8.5
Number of reviews
56 reviews
28 reviews

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B13 (700)
  • B17 (700)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B66 (1700/2100)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B13 (700)
  • B17 (700)
  • B20 (800)
  • B26 (850)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B66 (1700/2100)
3G
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct

Bluetooth

Version Bluetooth 5.0 Bluetooth 5.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • MAP (Message Access Profile)
  • PAN (Personal Area Networking Profile)
  • OPP (Object Push Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • HOGP
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • MAP (Message Access Profile)
  • PAN (Personal Area Networking Profile)
  • OPP (Object Push Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • HOGP

Navigation

Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • GPS
  • A-GPS
  • GLONASS
  • Beidou

USB

USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

-- 0.482 W/Kg on head
1.127 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

-- --

Others

Others
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • NFC
  • Audio Jack
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • ANT+

User reviews

Does it have good coverage for calls?
8.5
8.6
Quality of the GPS
8.3
8.7
And the WiFi?
8.2
8.6
Number of reviews
56 reviews
28 reviews

Battery

Battery

Capacity
5000 mAh
6000 mAh
Type Li-Ion Li-Ion
Fast charge Yes,
15.0W
Yes,
15.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 0%
    Less than half day
  • 5%
    Less than a day
  • 38%
    One day
  • 50%
    More than one day
  • 7%
    Two days or more
  • 0%
    Less than half day
  • 0%
    Less than a day
  • 14%
    One day
  • 50%
    More than one day
  • 36%
    Two days or more
Number of reviews
56 reviews
28 reviews

Software

Software

Operating System
  • Android 10
    Android 10 Q, 4 years ago
  • Android 12
    Android 12 Snow Cone, 3 years ago
Google Services (official) Yes Yes

User reviews

Did it come with preinstalled applications?
  • 2%
    It comes with a clean operating system
  • 89%
    It has preinstalled apps but they don't bother me
  • 9%
    It has preinstalled apps that I can't uninstall
  • 0%
    It comes with a clean operating system
  • 79%
    It has preinstalled apps but they don't bother me
  • 21%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 4%
    Never
  • 2%
    Once a year
  • 66%
    Every six months
  • 28%
    Every two months or less
  • 0%
    Never
  • 4%
    Once a year
  • 61%
    Every six months
  • 35%
    Every two months or less
Number of reviews
56 reviews
28 reviews