Samsung Galaxy M31 vs Redmi Note 8 Pro: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Samsung Galaxy M31 vs Redmi Note 8 Pro. The complete information of specifications to decide which to buy.

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Technical data sheets

Basics

Score

Ki Price/Quality
Score
8.4 Ki Price/Quality
Score
9.0 Ki Price/Quality
Score
Design and Screen score 6.9 Design & Materials 7.9 Design & Materials
Performance and Hardware score 7.0 Performance & Hardware 7.6 Performance & Hardware
Camera score 7.7 Camera 7.6 Camera
Connectivity score 7.9 Connectivity 7.7 Connectivity
Battery score 8.9 Battery 7.5 Battery

User reviews

User score
8.9
13 opinions
9.3
616 opinions

Summary

Inches 6.4" 6.53"
Resolution FHD+ FHD+
Usable surface 84% useful 84% useful
Aspect Ratio 19.5:9 19.5:9
Dimensions 75.1 mm
159.2 mm
8.9 mm
76.4 mm
161.3 mm
8.8 mm
Weight 191 g 199 g
Micro Exynos 9611
Octa-Core
Helio G90
Octa-Core
RAM 6 GB RAM 6 GB RAM
Storage 64 GB 64 GB
AnTuTu 180.011
v8
292.510
v8
Battery 6000 mAh 4500 mAh
Main Camera 1
64 Mpx · ƒ/1.8
Bright S5KGW1
2 3 4
1
64 Mpx · ƒ/1.9
Bright S5KGW1
2 3 4
Selfie Camera SELF 32 Mpx · ƒ/2.0 SELF 20 Mpx · ƒ/2.0
Bands
OS Android 10 Q Android 10 Q

Brand

Brand Samsung Xiaomi
Aliases SM-M315F, SM-M315F/DS Xiaomi Redmi Note8 Pro, Begonia, M1906G7G

Release Date

Release date February 2020,
1 year ago
August 2019,
1 year ago
State On Sale On Sale
Market Global Global

Design & Materials

Structure

Samsung Galaxy M31
Redmi Note 8 Pro
Samsung Galaxy M31
Redmi Note 8 Pro
Size
75.1 mm
159.2 mm
8.9 mm
Print 3D Model
76.4 mm
161.3 mm
8.8 mm
Print 3D Model
Weight 191 g 199 g
Usable surface 84 % 84 %
Materials Plastic Plastic, Glass, P2i Nano coating
Resistance - IP52
Colors
Black

Blue
Black

White

Green

Screen

Diagonal 6.4" 6.53"
Type Super Amoled LCD IPS
Aspect Ratio 19.5:9 19.5:9
Resolution FHD+
1080 x 2340 px
FHD+
1080 x 2340 px
Density 403 Pixels per inch 396 Pixels per inch

Others

Others
  • Water Drop Notch
  • Peak brightness - 420 cd/m²
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • Frameless
  • Infinity-U display
  • Water Drop Notch
  • Brightnes 500 cd/m² (typ)
  • 1500:1 contrast ratio
  • HDR
  • 84% NTSC
  • LED Notifications
  • Scratch resistant
  • Corning Gorilla Glass 5
  • 3D curved glass screen
  • Capacitive
  • Multi-touch
  • LTPS (Low Temperature PolySilicon)
  • Frameless

User reviews

Do you think it's a nice phone?
7.7
9.5
Is it comfortable?
8.2
8.9
Can you see it well in the sunlight?
8.9
8.6
Is it a drop-resistant and scratch-resistant smartphone?
6.8
8.3
Number of reviews
13 opinions
616 opinions

Performance & Hardware

Processor

Model Samsung Exynos 7 Octa 9611 MediaTek Helio G90T (MT6785T)
CPU 4x Cortex-A73 2.3 GHz + 4x Cortex-A53 1.67 GHz 2x Cortex-A76 2.05 GHz + 6x Cortex-A55 2.0 GHz
Type Octa-Core Octa-Core
Manufacturing 10 nm 12 nm
Frequency 2.3 GHz 2.05 GHz
64 Bits Yes Yes

Graphics

GPU ARM Mali-G72 MP3 Arm Mali-G76 3EEMC4 800MHz

RAM

RAM 6 GB 6 GB
Type LPDDR4X RAM LPDDR4X RAM

Storage

Capacity 64 GB 64 GB
Type UFS Storage 2.1 UFS Storage 2.1
SD Slot Yes ,
Independent SD slot
Yes ,
Slot for SD or second SIM card

Security

Fingerprint Yes, in the back Yes, in the back

Sensors

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

Others

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

User reviews

Does it have good sound?
6.6
8.4
Does it work smoothly in everyday use?
9.3
9.6
What's your experience been with demanding games?
8.5
9.3
Number of reviews
13 opinions
616 opinions

Camera

Main

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

Standard

Standard
Resolution 64 Mpx 64 Mpx
Sensor Samsung Bright S5KGW1 Samsung Bright S5KGW1
Type ISOCELL ISOCELL
Aperture ƒ/ 1.8 ƒ/ 1.9
ISO 100 - 800 100 - 3200
Pixel size 0.80 µm 0.80 µm
Pixel Binning 1-4 (2x2) 1-4 (2x2)
Sensor size 1/1.72 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
ISO
--
--
Pixel size
--
1.12 µm
Pixel Binning
--
--
Sensor size
--
--
3
Camera type

Portrait mode (depth)

Macro lens
Resolution
5 Mpx
2 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.2
ƒ/ --
ISO
--
--
Pixel size
--
1.75 µm
Pixel Binning
--
--
Sensor size
--
--
4
Camera type

Macro lens

Portrait mode (depth)
Resolution
5 Mpx
2 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.4
ƒ/ --
ISO
--
--
Pixel size
--
1.75 µm
Pixel Binning
--
--
Sensor size
--
--

Features

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

Selfie

SELF
Camera type

Dedicated

Dedicated
Resolution 32 Mpx 20 Mpx
Sensor Sony IMX616 Unknown
Type CMOS --
Aperture ƒ/ 2.0 ƒ/ 2.0
ISO -- --
Pixel size 0.80 µm 0.90 µm
Pixel Binning 1-4 (2x2) --
Sensor size 1/2.8 --
Others
--
--

DxOMark Score

DxOMark Score --
84
Mobile
87
Photo
78
Video

User reviews

Quality of daytime photos
9.3
9.3
Quality of nighttime photos
7.7
7.6
Quality of selfies
8.5
8.6
Does it have a powerful flash?
8.4
8.5
Number of reviews
13 opinions
616 opinions

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)
  • B26 (850)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B66 (1700/2100)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • 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
  • Wi-Fi Display
  • Wi-Fi MiMO

Bluetooth

Version Bluetooth 5.0 Bluetooth 5.0 LE Low energy consumption
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)
  • LE (Low Energy)

Navigation

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

USB

USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Host
  • 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
0.997 W/Kg on head
1.466 W/Kg on body
American measurement

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

-- 1.150 W/Kg on head
1.180 W/Kg on body

Others

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

User reviews

Does it have good coverage for calls?
8.9
9.3
Quality of the GPS
8.7
9.0
And the WiFi?
8.9
9.0
Number of reviews
13 opinions
616 opinions

Battery

Battery

Capacity
6000 mAh
4500 mAh
Type Li-Ion Li-Ion Polymer
Fast charge Yes,
15.0W
Yes,
18.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 0%
    Less than half day
  • 0%
    Less than a day
  • 15%
    One day
  • 54%
    More than one day
  • 31%
    Two days or more
  • 0%
    Less than half day
  • 4%
    Less than a day
  • 23%
    One day
  • 57%
    More than one day
  • 16%
    Two days or more
Number of reviews
13 opinions
616 opinions

Software

Software

Operating System
  • Android 10
    Android 10 Q, 1 year ago
  • MIUI V12 (Android 10)
    Android 10 Q, 1 year ago
Google Services (official) Yes Yes

User reviews

Did it come with preinstalled applications?
  • 0%
    It comes with a clean operating system
  • 77%
    It has preinstalled apps but they don't bother me
  • 23%
    It has preinstalled apps that I can't uninstall
  • 5%
    It comes with a clean operating system
  • 88%
    It has preinstalled apps but they don't bother me
  • 8%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 0%
    Never
  • 0%
    Once a year
  • 33%
    Every six months
  • 67%
    Every two months or less
  • 1%
    Never
  • 3%
    Once a year
  • 45%
    Every six months
  • 51%
    Every two months or less
Number of reviews
13 opinions
616 opinions

Prices

Prices

Prices

Prices