Mobile PhonesSamsung Mobile Phones
Samsung Galaxy M31s
Updated On: Sep 27, 2023

Samsung Galaxy M31s

7.7 MSP Score 4.2 1L Ratings
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy M31s
Samsung Galaxy M31s // Video
Samsung Galaxy M31s Video
Not available in any online store

Key Specifications

  • Samsung Exynos 9 Octa Octa core Processor
  • 6 GB RAM | 128 GB Storage
  • 6.5″ (16.51 cm) 60Hz Super AMOLED Display
  • Dual SIM: 4G & 4G Network
  • 64+12+5+5 MP Rear Camera
  • 32 MP Front Camera
  • 6000 mAh | 25 W Fast Charging Battery
  • Android v10 OS
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Samsung Galaxy M31s Price In India

Last known price of Samsung Galaxy M31s was ₹18,999. The mobile will be available soon across various online stores in India.

Samsung Galaxy M31s: Pros & Cons

out of 10
MSP Score
  • Pros
  • Gorgeous Infinity-O AMOLED display and great build quality
  • Impressive 64MP lens-based Quad camera setup
  • Large 6000mAh battery with 25W fast charging support
  • Cons
  • Mediocre gaming experience
  • Absence of Samsung Pay
The Samsung Galaxy M31s offers a crisp and vivid display, great camera performance, and excellent battery life. Also, it has a 3.5mm headphone jack and a dedicated microSD card. In a nutshell, the Samsung Galaxy M31s is a value for money device.

Samsung Galaxy M31s Details

6.4 inch IPS LCD Full HD+ Display, Water Drop Notch
You get a full HD+ resolution of 1080 x 2340 pixels on the display of the Samsung Galaxy M31s. The 6.4-inch IPS LCD screen has a pixel density of 403 ppi. The display has a water drop notch for the front camera.
Exynos 9611, Quad Camera
The Galaxy M31s sports a 64MP + 8MP + 5MP + 5MP quad combination of cameras on the back with the primary sensor capturing images with rich detail and color. The secondary lens helps you capture wide shots, especially landscape shots. Then you have two 5MP sensors performing macro and depth functions. On the front, you get a 32MP sensor that can shoot some crisp selfies.Performance-wise, the Galaxy M31s is just okay as it comes with the octa-core Exynos 9611 SoC. You get 6GB of RAM and 64GB of internal memory. You can push this to 512GB via the memory card slot. The phone runs One UI 2.0, which is Samsung’s custom Android ROM currently offering Android 10.
6000mAh Battery, Fast Charging, Connectivity Options
The 6000mAh battery supports 18W fast charging and this is surely going to catch the eye of a lot of potential buyers looking for a phone that doesn’t need frequent charging sessions. Connectivity options include Bluetooth 5.0, Wi-Fi 802.11 a/b/g/n, and A-GPS. You get a Type-C port for charging and the phone packs a 3.5mm headphone jack as well. There is a fingerprint sensor present on the back of the Samsung Galaxy M31s.

Samsung Galaxy M31s Specifications

Summary 7.7/10

Processor Chipset Samsung Exynos 9 Octa 9611
Rear Camera Quad (64MP + 12MP + 5MP + 5MP)
Internal Memory 128 GB
Screen Size 6.5 inches (16.51 cms)
Battery Capacity 6000 mAh


Chipset Samsung Exynos 9 Octa 9611
No Of Cores 8 (Octa Core)
CPU 2.3GHz, Quad core, Cortex A73 1.7GHz, Quad core, Cortex A53
Architecture 64-bit
Fabrication 10 nm
Graphics Mali-G72 MP3


Build Plastic back panel
Height 6.27 inches (159.3 mm)
Width 2.93 inches (74.4 mm)
Thickness 0.37 inches (9.3 mm)
Weight 203 grams
Colors Mirage Black, Mirage Blue
Screen Unlock Fingerprint, Face unlock


Resolution 1080 x 2400 pixels
Aspect ratio 20:9
Display Type Super AMOLED
Size 6.5 inches (16.51 cms)
Bezel-less display Yes, with Punch-hole
Pixel Density 405 pixels per inch (ppi)
Brightness 420 nits
Protection Corning Gorilla Glass v3
TouchScreen Yes, Capacitive, Multi-touch
Color Reproduction 16M Colors
Screen to body percentage 86.07 %


Rear camera setup Quad
Rear camera (Primary) 64 MP resolutionWide Angle lensf/1.8 aperture26 mm focal length 1.7" sensor size0.8µm pixel size
Rear camera (Secondary) 12 MP resolutionUltra-Wide Angle lensf/2.2 aperture
Rear camera (Tertiary) 5 MP resolutionMacro lensf/2.4 aperture
Rear camera (Quaternary) 5 MP resolutionDepth lensf/2.4 aperture
Front camera setup Single
Front camera (Primary) 32 MP resolutionf/2.2 aperture26 mm focal length2.8" sensor size0.8µm pixel size
Sensor Exmor-RS CMOS Sensor
Flash LED Rear flash
Digital zoom 10x
Video Resolution (Rear) 3840x2160 @ 30 fps
Video Resolution (Front) 3840x2160 @ 30 fps
Camera Features Auto Flash Auto Focus Face detection Touch to focus
Shooting Modes Continuous Shooting High Dynamic Range mode (HDR)


Type Li-ion
Capacity 6000 mAh
Removable No
Talk Time Up to 51 Hours (4G)
Fast Charging Yes, 25W
Charging speed 20% to 100% in 01h 32m 11s (in-house tested)
Wireless Charging No


Internal Memory 128 GB
Memory type UFS 2.1
Storage available for user 106 GB
Expandable Memory Yes, microSD, Up to 512 GB (Dedicated)


Operating System Android v10 (Q)
Custom UI Samsung One UI


SIM Configuration Dual SIM SIM1: Nano SIM2: Nano
Network SIM1: 4GSIM2: 4G
SIM1 Bands
4G:TD-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)
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SIM2 Bands
4G:TD-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)
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Voice over LTE(VoLTE) Yes
Wi-Fi Yes, with ac/b/g/n/n 5GHz
Wi-fi features Wi-Fi Direct, Mobile Hotspot
USB USB Type-C, Mass storage device, USB charging, USB On-The-Go
Bluetooth Bluetooth v5.0
USB OTG Support Yes
GPS Yes with A-GPS, Glonass
NFC Chipset No
Infrared Yes


Speaker Yes
Speaker Features Dolby Atmos
Audio Jack Yes, 3.5mm
Video Player Yes, Video Formats: 3G2, 3GP, ASF, AVI, M4V, MKV, MP4, WebM, WMV


Fingerprint sensor Yes, Side
Face Unlock Yes
Other Sensor Light sensorProximity sensorAccelerometerCompassGyroscope
Disclaimer: Specifications shown may be different from the actual product. We cannot guarantee that the information provided on this page is 100% correct. Please check with the retailer before purchasing.

Samsung Galaxy M31s Benchmarks

Antutu Scores

Overall 157068
CPU 56797
GPU 24559
Memory 44474
UX 31238

Geekbench Scores

Single-core 1279
Multi-core 299

The latest Samsung Galaxy M31s news

The Android 11-based One UI 3.1 update for the Galaxy M31s carries firmware version M317FXXU2CUB1. This latest software version even brings the February 2021 security patch. The One UI 3.1 update for the Galaxy M31s is of 1932.15MB in size.
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Samsung has slashed the price of the Galaxy M31s by Rs 1,000 in India. The price cut is applicable in both offline and online markets.
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These are the nominees for the Best Budget Phone of 2020 for the Indian Gadget Awards 2020.
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Video Reviews

Samsung Galaxy M31s Video
Samsung Galaxy M31s Video
Samsung Galaxy M31s Video
Samsung Galaxy M31s Video
User Reviews of Samsung Galaxy M31s
out of 5
1L Ratings 90 Reviews