1. Home
  2. Smartphones
  3. Samsung Galaxy M31s

Samsung Galaxy M31s

Official Hardware View Click photo to zoom / view HD
Official Price in Bangladesh
৳24,000.00
Available
🔄 Last Updated: October 13, 2026
•
🏷️ Brand: Samsung
Display 6.5 inches (16.51 cm) (60 Hz)
Processor Samsung Exynos 9 Octa 9611
Camera 32 MP (Single)
Battery Li-Ion (Lithium Ion) (25W)
RAM & Storage 6 GB RAM / 128 GB ROM
OS Android v10
Brand: Samsung • Category: Smartphones
[Google AdSense Responsive Header Ad Slot]

Our Rating

The overall rating is based on review by our experts

8.8 4.4 1
  • Display 9 / 10
  • Performance 9 / 10
  • Camera 8 / 10
  • Battery 9 / 10
  • Design 9 / 10
Verified Tech Analysis
Nuviaz Tech Editorial • Certified Bangladesh Market Data

Samsung Galaxy M31s Specifications & Hardware Analysis

The **Samsung Galaxy M31s** by Samsung is officially listed at **৳24,000** in Bangladesh. Positioned in the competitive mobile market, it is built around a **6.5 inches (16.51 cm) Super AMOLED (1080×2400 px (FHD+)) with 60 Hz refresh rate**, powered by the **Samsung Exynos 9 Octa 9611 (Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)) and Mali-G72 MP3 graphics**, equipped with **6 GB RAM and 128 GB internal storage**, and backed by a **6000 mAh Li-Ion (Lithium Ion) with Fast, 25W**.

Display Panel & Visual Experience

The front of the Samsung Galaxy M31s is dominated by a 6.5 inches (16.51 cm) Super AMOLED (1080×2400 px (FHD+)) with 60 Hz refresh rate. With a pixel density of 405 ppi, text and app icons render sharp and legible. Peak brightness reaches up to 420 nits, assisting visibility during outdoor daytime use. Screen protection is provided by Corning Gorilla Glass v3. The 60 Hz refresh rate ensures smooth UI animations and fluid scrolling across web feeds.

Processor, Memory & Operating System

Under the hood, the Samsung Galaxy M31s runs on the Samsung Exynos 9 Octa 9611 (Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)) and Mali-G72 MP3 graphics, paired with 6 GB RAM and 128 GB internal storage. Operating system duties are handled by Android v10 with Back: Plastic. In practical day-to-day use, this hardware configuration handles essential tasks—such as web browsing, social media feeds, banking apps, and communication—reliably. For graphics and light gaming, the Mali-G72 MP3 chip provides steady rendering on compatible settings.

Camera Setup & Video Capabilities

Photography on the Samsung Galaxy M31s is anchored by a Single camera setup featuring 32 MP f/2.2, Primary Camera. The setup includes features such as Continuous Shooting, High Dynamic Range mode (HDR). For video recording, the primary camera captures up to 3840×2160. Selfie capture handles video calls and casual portraits under proper lighting.

Battery Capacity & Charging

Endurance is driven by a 6000 mAh Li-Ion (Lithium Ion) with Fast, 25W. Given the power profile of the Samsung Exynos 9 Octa 9611, this capacity is designed to comfortably power the device through a full day of standard daily usage. When recharging is needed, Fast, 25W replenishment speeds up the process.

Design, Build & Security

In terms of build and ergonomics, the device measures 159.3 mm x 74.4 mm x 9.3 mm with a weight of 203 grams, finished in Mirage Black, Mirage Blue. Biometric authentication is handled by a Yes fingerprint sensor. Network capabilities include 2G, 3G, 4G with Dual SIM, GSM+GSM support.

Pros & Cons Breakdown

✔ Key Advantages:

  • 6.5 inches (16.51 cm) Super AMOLED (1080×2400 px (FHD+)) with 60 Hz refresh rate display setup.
  • Substantial 6000 mAh battery capacity.
  • Dedicated Samsung Exynos 9 Octa 9611 processing silicon.
  • Quick replenishment via Fast, 25W.
  • Convenient 3.5mm audio headphone jack.
  • Expandable storage via memory card slot.
✖ Considerations:

  • Cellular connectivity is limited to 4G LTE (no 5G support).

Market Verdict

At its price point of **৳24,000**, the **Samsung Galaxy M31s** by Samsung provides a balanced set of hardware specifications. With its 6.5 inches (16.51 cm) display, Samsung Exynos 9 Octa 9611 processing platform, and 6000 mAh battery, it represents a practical choice for consumers in Bangladesh seeking official hardware backed by local warranty support.

Samsung Galaxy M31s - Specs

General

Specifications
Brand Samsung
Model Galaxy M31s
Device Type Smartphone
Status Available
Release Date 06 August 2020

Hardware & Software

Specifications
Operating System Android
OS Version v10
Chipset Samsung Exynos 9 Octa 9611
CPU Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
CPU Cores 8 Cores
Architecture 64 bit
Fabrication 10 nm
GPU Mali-G72 MP3

Display

Specifications
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 86.07 %
Screen Protection Corning Gorilla Glass v3
Bezel-less Display Yes with punch-hole display
Touch Screen Capacitive Touchscreen, Multi-touch
Brightness 420 nits
Refresh Rate 60 Hz
Notch Punch-hole

Cameras

Specifications
Camera Setup Single
Resolution 32 MP f/2.2, Primary Camera
Sensor Exmor RS
Autofocus Yes
Flash LED Flash
Settings Exposure compensation, ISO control
Zoom 10 x Digital Zoom
Shooting Modes Continuous Shooting, High Dynamic Range mode (HDR)
Aperture f/2.2
Camera Features Auto Flash, Face detection, Touch to focus
Video Recording 3840x2160
Video FPS 30 fps
Image Resolution 9000 x 7000 Pixels

Design

Specifications
Height 159.3 mm
Width 74.4 mm
Build Back: Plastic
Colors Mirage Black, Mirage Blue
Thickness 9.3 mm
Weight 203 grams

Battery

Specifications
Battery type Li-Ion (Lithium Ion)
Capacity 6000 mAh
Quick Charging Fast, 25W
USB Type-C USB Type-C 2.0
Talk Time Up to 51 Hours(4G)

Memory

Specifications
Internal Storage 128 GB
Storage Type UFS 2.1
USB OTG Yes
RAM 6 GB
RAM Type LPDDR4X
Expandable Memory Up to 512 GB
User Available Storage Up to 106 GB

Network & Connectivity

Specifications
Network 2G, 3G, 4G
SIM Slot Dual SIM, GSM+GSM
SIM Size SIM1: Nano, SIM2: Nano
EDGE Available
GPRS Available
VoLTE Yes
Speed HSPA, LTE
WLAN Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Bluetooth v5.0
GPS Yes with A-GPS, Glonass
Wi-fi Hotspot Yes
USB Mass storage device, USB charging
SAR Value Head: 1.38 W/kg

Sensors & security

Specifications
Light Sensor Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Fingerprint Sensor Yes
Finger Sensor Position Side-mounted
Face Unlock Yes

Multimedia

Specifications
Loudspeaker Yes
Audio Jack 3.5 mm
Video 4K@30fps, 1080p@30fps, gyro-EIS
FM Radio Yes
Alert Types Vibration, MP3, WAV ringtones

More

Specifications
Made By Korea
Features Accelerometer, gyro, compass Virtual proximity sensing
[Google AdSense In-Article / Spec Bottom Ad Slot]

Samsung Galaxy M31s - Reviews

  • Be the first to add a Review

    Please post a user review only if you have / had this product.

  • Rate this Product

  • 9
  • 9
  • 8
  • 9
  • 9
  • 6 / 10 based on your selection

Frequently Asked Questions (FAQ)

8 Verified Answers
❓ What is the official price of Samsung Galaxy M31s in Bangladesh? ▼

The official price of Samsung Galaxy M31s in Bangladesh is ৳24,000. Authorized retail showrooms and distributors offer official BTRC-approved units with manufacturer warranty.

❓ Which processor and software does the Samsung Galaxy M31s use? ▼

The Samsung Galaxy M31s is powered by the Samsung Exynos 9 Octa 9611 (Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)) and Mali-G72 MP3 graphics, running on Android v10 with Back: Plastic.

❓ What are the display specifications of Samsung Galaxy M31s? ▼

It features a 6.5 inches (16.51 cm) Super AMOLED (1080x2400 px (FHD+)) with 60 Hz refresh rate with a peak brightness of 420 nits.

❓ What is the camera setup on the Samsung Galaxy M31s? ▼

The device features a Single camera setup featuring 32 MP f/2.2, Primary Camera.

❓ What RAM and storage options are available on Samsung Galaxy M31s? ▼

The hardware configuration features 6 GB RAM and 128 GB internal storage, with expandable storage (Up to 512 GB).

❓ What network connectivity and SIM options are supported on Samsung Galaxy M31s? ▼

It supports 2G, 3G, 4G networks with Dual SIM, GSM+GSM support in Bangladesh.

❓ Does the Samsung Galaxy M31s have a fingerprint scanner? ▼

Yes, it includes a Yes fingerprint sensor positioned on the Side-mounted for biometric security.