Samsung Galaxy M31s Specifications

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

Key Specs
RAM & Storage 6 GB RAM + 128 GB
8 GB RAM + 128 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 5, 2020 (Official)
Operating System Android v10 (Q)
Custom UI Samsung One UI

Performance

(Good)
Chipset Samsung Exynos 9 Octa 9611
Processor Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
Architecture 64 bit
Fabrication 10 nm
Graphics (GPU) Mali-G72 MP3
RAM 6 GB / 8 GB
RAM Type LPDDR4X
Performance Test Results icon View AnTuTu Score
AnTuTu Score 157,068
Bootup Time 24.0 s
Speed Test (Antutu Score)
The higher, the better
iQOO Z10x 696,045 
Infinix Note 50X 620,348 
Ai+ Nova 2 5G 513,416 
OPPO K13x 5G 447,305 
realme P3x 414,477 
POCO C71 265,154 
Samsung Galaxy M31s 157,068 
*Group: 10-14k Phones
See comparison with other phones
Bootup Time
The lower, the better
Lava Blaze Amoled 2 16 s
Samsung Galaxy M31s 24 s
Infinix Note 50X 25 s
iQOO Z10x 26 s
POCO C71 27 s
OPPO K13x 5G 32 s
realme P3x 42 s
*Group: 10-14k Phones
See comparison with other phones
Gaming Test Results icon
Battery Drain* 5.0 %
Heating* 33.7 %
* after 30 mins of gaming
Battery Drain*
The lower, the better
Samsung Galaxy M31s 5 %
OPPO K13x 5G 5 %
realme P3x 6 %
iQOO Z10x 6 %
Infinix Note 50X 6 %
Ai+ Nova 2 5G 7 %
POCO C71 7 %
*Group: 10-14k Phones
See comparison with other phones
Heating*
The lower, the better
Tecno Spark Go 5G 12.2 %
iQOO Z10x 18.0 %
Infinix Note 50X 19.4 %
realme P3x 27.2 %
Samsung Galaxy M31s 33.7 %
POCO C71 40.2 %
OPPO K13x 5G 42.4 %
*Group: 10-14k Phones
See comparison with other phones
Benchmark Screenshots
Benchmarks
AnTuTu Benchmark
Benchmarks
Graphics Benchmark
Benchmarks
GeekBench5 Benchmark
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Display

(Excellent)
Display Type Super AMOLED
Screen Size 6.5 inches (16.51 cm)
Resolution 1080x2400 px (FHD+)
Brightness 420 nits
Refresh Rate 60 Hz
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
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
Click to View Click to View

Rear Camera

(Very Good)
Resolution
CameraMPLens FeaturesApertureSensor SizeSensor NamePixel SizeZoomFocal Length
Primary64 MPWide Anglef/1.81/1.7" Sony Exmor-RS IMX6820.8µmupto 10x Digital Zoom26 mm
Secondary12 MPUltra-Wide Anglef/2.2
Tertiary5 MPMacrof/2.4
Quaternary5 MPDepthf/2.4
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 4k @30 fps
Rear Camera Samples
Rear Camera
Wide Angle
Rear Camera
Portrait Shot
Rear Camera
Night Mode OFF
Rear Camera
Night Mode ON
Rear Camera
Close Up
Rear Camera
Low Light
Rear Camera
Low Light With Flash
Rear Camera
Colour Variance
Rear Camera
Daylight Auto / HDR OFF
Rear Camera
Daylight / HDR ON
Rear Camera
AI OFF
Rear Camera
AI ON
Rear Camera
Macro

Samsung Galaxy M31s Compare Camera Samples

camera-sample-1
Samsung Galaxy M31s 64 MP
VS
camera-sample-2
Samsung Galaxy A51 48 MP
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51
Samsung Galaxy M31s
Samsung Galaxy A51

Front Camera

(Very Good)
Resolution
CameraMPApertureSensor SizeSensor NamePixel SizeFocal Length
Primary32 MPf/2.21/2.8"Sony Exmor RS IMX6160.8µm26 mm
Autofocus No
Flash No
Video Recording 4k @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
Battery Type Li-ion
TalkTime Up to 51 Hours(4G)
Quick Charging Yes, 25W Fast Charging
Battery Test Results icon
Battery Life (PC Mark) 18h 35m
Charging Time (20% to 100%) 1h 32m 11s
Battery Life (PC Mark)
The higher, the better
realme P4 Lite 4G 18.7 hrs
Samsung Galaxy M31s 18.6 hrs
iQOO Z10x 14.4 hrs
realme P3x 13.9 hrs
POCO C71 13.7 hrs
Infinix Note 50X 12.1 hrs
Lava Blaze Amoled 2 10.2 hrs
*Group: 10-14k Phones
See comparison with other phones
Charging Time (20% to 100%)
The lower, the better
Infinix Note 50X 0.7 hrs
OPPO K13x 5G 1.2 hrs
realme P3x 1.2 hrs
iQOO Z10x 1.5 hrs
Samsung Galaxy M31s 1.5 hrs
POCO C71 2 hrs
Lava Bold N2 5G 2.9 hrs
*Group: 10-14k Phones
See comparison with other phones

Storage
Internal Storage 128 GB
Storage Type UFS 2.1
Expandable Storage Yes, Up to 512 GB

Network & Connectivity
SIM Slot(s) Dual SIM
SIM Type SIM1: Nano, SIM2: Nano
Network Support 5G Not Supported, 4G
VoLTE Yes
SIM 1 4G bands
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)
SIM 2 4G bands
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)
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

Multimedia
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
Mobiles› Samsung Galaxy M31s› Samsung Galaxy M31s Specifications
Updated on: July 24, 2026