Samsung Galaxy M31s 8GB RAM Specifications

Key Specs General Performance Display Design Rear Camera Front Camera Battery Storage Network & Connectivity Multimedia Sensors

Key Specs

RAM 8 GB
Processor Samsung Exynos 9 Octa 9611
Rear Camera 64 MP + 12 MP + 5 MP + 5 MP
Front Camera 32 MP
Battery 6000 mAh
Display 6.5 inches (16.51 cm)

General

Launch Date August 6, 2020 (Official)
Operating System Android v10 (Q)
Custom UI Samsung One UI

Performance

Good
Chipset Samsung Exynos 9 Octa 9611
CPU Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Architecture 64 bit
Fabrication 10 nm
Graphics Mali-G72 MP3
RAM 8 GB
RAM Type LPDDR4X
Performance Test Results Tested by 91mobiles
Bootup Time 24.0 s
Bootup Time
The lower, the better
Average bootup time
Best 10.0 s
Group Average 22.6 s
This Phone 24.0 s
Worst 48.0 s
*Group: 20-30k Phones
See comparision with other phones
Performance Test Results Tested by 91mobiles
Bootup Time
Average bootup time
The lower, the better
Google Pixel 6A 10.0 s
Nothing Phone 2a 20.0 s
realme 12 Pro Plus 21.0 s
OnePlus Nord CE 4 5G 22.0 s
Samsung Galaxy M31s 8GB RAM 24.0 s
Samsung Galaxy A35 5G 25.0 s
Samsung Galaxy M42 5G 48.0 s
*Group: 20-30k Phones
Gaming Test Results Tested by 91mobiles
GFX Score 907.7
Battery Drain 5.0 %
Heating 33.7 %
* after 30 mins of gaming
GFX Score
The higher, the better
Below average graphics performance
Best 7,406.0
Group Average 3,417.8
This Phone 907.7
Worst 831.5
*Group: 20-30k Phones
See comparision with other phones
Gaming Test Results Tested by 91mobiles
* after 30 mins of gaming
GFX Score
Below average graphics performance
The higher, the better
POCO F5 7,406.0
Nothing Phone 2a 5,055.0
Samsung Galaxy A35 5G 4,325.0
OnePlus Nord CE 4 5G 3,730.0
realme 12 Pro Plus 3,314.0
Samsung Galaxy M31s 8GB RAM 907.7
Samsung Galaxy A32 4G 831.5
*Group: 20-30k Phones
Battery Drain
Average battery backup while gaming
The lower, the better
realme 12 Pro 2.0 %
realme 12 Pro Plus 3.0 %
Samsung Galaxy M31s 8GB RAM 5.0 %
Samsung Galaxy A35 5G 7.0 %
OnePlus Nord CE 4 5G 7.0 %
Nothing Phone 2a 8.0 %
OnePlus 7T 13.0 %
*Group: 20-30k Phones
Heating
Normal heating while gaming
The lower, the better
Samsung Galaxy M42 5G 2.1 %
realme 12 Pro Plus 9.4 %
Samsung Galaxy A35 5G 17.6 %
OnePlus Nord CE 4 5G 26.6 %
Samsung Galaxy M31s 8GB RAM 33.7 %
Nothing Phone 2a 41.0 %
Xiaomi Mi 11T Pro 5G 12GB RAM 67.5 %
*Group: 20-30k Phones
Battery Drain
The lower, the better
Average battery backup while gaming
Best 2.0 %
This Phone 5.0 %
Group Average 5.9 %
Worst 13.0 %
*Group: 20-30k Phones
See comparision with other phones
Heating
The lower, the better
Normal heating while gaming
Best 2.1 %
Group Average 22.8 %
This Phone 33.7 %
Worst 67.5 %
*Group: 20-30k Phones
See comparision with other phones
Benchmark Screenshots
Benchmarks
AnTuTu Benchmark
Benchmarks
Graphics Benchmark
Benchmarks
Geekbench5 Benchmark

Display

Very Good
Display Type Super AMOLED
Screen Size 6.5 inches (16.51 cm)
Resolution 1080x2400 px (FHD+)
Aspect Ratio 20:9
Pixel Density 405 ppi
Screen to Body Ratio (calculated) 86.07 %
Screen Protection Corning Gorilla Glass v3
Bezel-less display Yes with punch-hole display
Touch Screen Yes, Capacitive Touchscreen, Multi-touch
Brightness 420 nits
Refresh Rate 60 Hz
Screen to Body Ratio (claimed by the brand) 91 %
UI Screenshots
UI Screenshot
Lock Screen
UI Screenshot
Home Screen
UI Screenshot
Screen With Widgets
UI Screenshot
Dialer Screen
UI Screenshot
App Drawer
UI Screenshot
Notification Panel
UI Screenshot
Quick Settings Panel
UI Screenshot
Settings Screen
UI Screenshot
OS Version
UI Screenshot
Storage
UI Screenshot
Battery
UI Screenshot
Camera On
UI Screenshot
Camera Options
UI Screenshot
Camera Modes
UI Screenshot
Camera Settings
UI Screenshot
Picture Size Options
UI Screenshot
Video Size Options

Design

Height 159.3 mm
Width 74.4 mm
Thickness 9.3 mm
Weight 203 grams
Build Material Back: Plastic
Colours Mirage Black, Mirage Blue
360° View

Rear Camera

Very Good
Camera Setup Quad
Resolution
CameraMPApertureLens FeaturesFocal LengthSensor SizePixel SizeZoom
Primary64 MPf/1.8Wide Angle26 mm1.7" 0.8µmupto 10x Digital Zoom
Secondary12 MPf/2.2Ultra-Wide Angle
Tertiary5 MPf/2.4Macro
Quaternary5 MPf/2.4Depth
Sensor IMX682, Exmor-RS CMOS Sensor
Autofocus Yes
OIS No
Flash Yes, LED Flash
Image Resolution 9000 x 7000 Pixels
Settings Exposure compensation, ISO control
Shooting Modes Continuous Shooting
High Dynamic Range mode (HDR)
Camera Features 10 x Digital Zoom
Auto Flash
Face detection
Touch to focus
Video Recording 3840x2160 @ 30 fps
Rear Camera Samples
Rear Camera
Daylight Auto / HDR OFF
Rear Camera
Daylight / HDR ON
Rear Camera
Wide Angle
Rear Camera
Portrait Shot
Rear Camera
AI OFF
Rear Camera
AI ON
Rear Camera
Night Mode OFF
Rear Camera
Night Mode ON
Rear Camera
Close Up
Rear Camera
Macro
Rear Camera
Low Light
Rear Camera
Low Light With Flash
Rear Camera
Colour Variance
Compare Camera Samples
Samsung Galaxy M31s 8GB RAM 64 MP
vs
Samsung Galaxy M31 8GB RAM 64 MP
Samsung Galaxy M31s
Samsung Galaxy F62
Daylight Auto / HDR OFF
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Daylight / HDR ON
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Portrait Shot
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
AI OFF
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
AI ON
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Night Mode OFF
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Close Up
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Low Light
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Low Light With Flash
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Selfie
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Selfie Portrait
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Selfie Low Light
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Selfie Low Light With Flash
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM
Colour Variance
Samsung Galaxy M31 8GB RAM
Samsung Galaxy M31s 8GB RAM

Front Camera

Very Good
Camera Setup Single
Resolution
CameraMPApertureFocal LengthSensor SizePixel Size
Primary32 MPf/2.226 mm2.8"0.8µm
Sensor Exmor RS
Autofocus No
Flash No
Video Recording 3840x2160 @ 30 fps
Front Camera Samples
Front Camera
Selfie
Front Camera
Selfie Portrait
Front Camera
Selfie Low Light
Front Camera
Selfie Low Light With Flash

Battery

Very Good
Capacity 6000 mAh
Type Li-ion
Removable No
TalkTime Up to 51 Hours(4G)
Quick Charging Yes, Fast, 25W
USB Type-C Yes
Battery Test Results Tested by 91mobiles
Battery Life (PC Mark) 18h 35m
Charging Time (20% to 100%) 1h 32m 11s
Battery Life (PC Mark)
The higher, the better
Good battery backup
Best 22.2 hrs
This Phone 18.6 hrs
Group Average 14.3 hrs
Worst 7.4 hrs
*Group: 20-30k Phones
See comparision with other phones
Battery Test Results Tested by 91mobiles
Battery Life (PC Mark)
Good battery backup
The higher, the better
vivo V30e 22.2 hrs
Samsung Galaxy M31s 8GB RAM 18.6 hrs
OnePlus Nord CE 4 5G 16.0 hrs
realme 12 Pro Plus 15.7 hrs
Nothing Phone 2a 14.2 hrs
Samsung Galaxy A35 5G 13.3 hrs
OPPO F15 7.4 hrs
*Group: 20-30k Phones
Charging Time (20% to 100%)
Average charging time
The lower, the better
Xiaomi 11i HyperCharge 0.2 hrs
Nothing Phone 2a 0.5 hrs
OnePlus Nord CE 4 5G 0.6 hrs
realme 12 Pro 0.6 hrs
Samsung Galaxy A35 5G 1.3 hrs
Samsung Galaxy M31s 8GB RAM 1.5 hrs
Samsung Galaxy A22 5G 8GB RAM 3.4 hrs
*Group: 20-30k Phones
Charging Time (20% to 100%)
The lower, the better
Average charging time
Best 0.2 hrs
Group Average 1.1 hrs
This Phone 1.5 hrs
Worst 3.4 hrs
*Group: 20-30k Phones
See comparision with other phones

Storage

Best In Class
Internal Memory 128 GB
Expandable Memory Yes, Up to 512 GB
User Available Storage Up to 106 GB
Storage Type UFS 2.1
USB OTG Yes

Network & Connectivity

SIM Slot(s) Dual SIM, GSM+GSM
SIM Size SIM1: Nano, SIM2: Nano
Network Support 5G Not Supported in India, 4G Supported in India, 3G, 2G
VoLTE Yes
SIM 1 4G bands, 3G bands, 2G bands, GPRS, EDGE,
Expand
Bands Features
4G bandsTD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26)
3G bandsUMTS 1900 / 2100 / 850 / 900 MHz
2G Bands GSM 1800 / 1900 / 850 / 900 MHz
GPRSAvailable
EDGEAvailable
SIM 2 4G bands, 3G bands, 2G bands, GPRS, EDGE,
Expand
Bands Features
4G bandsTD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26)
3G bandsUMTS 1900 / 2100 / 850 / 900 MHz
2G Bands GSM 1800 / 1900 / 850 / 900 MHz
GPRSAvailable
EDGEAvailable
SAR Value Head: 1.38 W/kg
Wi-Fi Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Wi-Fi Features Wi-Fi Direct, Mobile Hotspot
Bluetooth Yes, v5.0
GPS Yes with A-GPS, Glonass
NFC No
USB Connectivity Mass storage device, USB charging

Multimedia

Loudspeaker Yes
Audio Jack 3.5 mm
Audio Features Dolby Atmos

Sensors

Fingerprint Sensor Yes
Fingerprint Sensor Position Side
Other Sensors Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope