Does Samsung Galaxy M31s support reverse charging?

Yes, it supports wired reverse charging via the included Type-C to Type-C cable, allowing you to use its 6000 mAh battery as a power bank to charge other smartphones or accessories.

Can I use two SIM cards and a microSD card at the same time in Galaxy M31s?

Yes, it has an independent dedicated 3-card slot layout, allowing two Nano-SIM cards and one microSD card up to 512GB to be used simultaneously.

Samsung Galaxy M31s Price in Bangladesh

Name: Samsung Galaxy M31s
Brand: Samsung
SKU: samsung-galaxy-m31s
Price: 24500 BDT
Availability: OutOfStock

Samsung Galaxy M31s Price in Bangladesh | bdspec.com

Samsung Galaxy M31sRating & Review

OUR RATING

The overall rating is based on review by our experts

8.5

Display8.9 / 10

Performance7.7 / 10

Camera8.5 / 10

Battery9.6 / 10

Design & Build8.1 / 10

Software8.2 / 10

Specification

Samsung Galaxy M31s Specifications

Basic Information
Release Date	6 Aug 2020
Status	Available
Hardware & Software
CPU	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Mali-G72 MP3
Chipset	Exynos 9611 (10 nm)
CPU Cores	8 Cores (Octa-core)
OS Version	Android 10, upgradable to Android 12
Fabrication	10 nm
Architecture	64-bit
User Interface	One UI 4.1 Core
Operating System	Android
Display
Notch	Punch-hole (Center aligned)
Features	Always-on display, Super AMOLED rich contrast, Widevine L1 certified
Brightness	420 nits (typical)
Resolution	1080 x 2400 pixels (Full HD+)
HDR Support	No
Screen Size	6.5 inches (16.51 cm, ~102.0 cm2)
Aspect Ratio	20:9 ratio
Cameras
OIS	No
Zoom	Up to 8x Digital Zoom
Flash	LED Flash
Sensor	1/1.73" Primary Sensor (Sony IMX682, 0.8µm pixel size), 1/3.0" Ultrawide, Dedicated Macro & Depth
Aperture	f/1.8 (Wide) + f/2.2 (Ultrawide) + f/2.4 (Macro) + f/2.4 (Depth)
Settings	ISO Control, Exposure Compensation, White Balance presets, Pro Mode, Shutter Speed
Autofocus
Selfie Camera
OIS	No
Sensor	1/2.8" Sensor Size, 0.8µm pixel size (Sony IMX616)
Aperture	f/2.2 (26mm wide)
Autofocus	No (Fixed Focus)
Video FPS	30fps
Resolution	32 MP
Camera Setup	Single Camera Setup
Design
Build	Corning Gorilla Glass 3 front, Dual-tone gradient glossy polycarbonate (Glasstic) back, Plastic frame
Width	74.4 mm
Colors	Mirage Black, Mirage Blue
Height	159.3 mm
Weight	203 grams
IP Rating	No IP Rating
Thickness	9.3 mm
Battery
Capacity	6000 mAh
Placement	Built-in / Integrated
USB Type-C	Yes, Type-C 2.0
Battery Type	Non-removable Li-Po
Quick Charging	Fast Charging 25W (USB Power Delivery 3.0)
Reverse Charging	Yes, Wired Reverse Charging support via Type-C to Type-C cable
Wireless Charging	No
Memory
RAM	6 GB / 8 GB
USB OTG	Yes, Supported
RAM Type	LPDDR4X
Storage Type	UFS 2.1
Internal Storage	128 GB
Network & Connectivity
GPS	Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC	Yes (Market dependent)
USB	USB Type-C 2.0, USB On-The-Go
EDGE	Yes, Available
GPRS	Yes, Available
WLAN	Wi-Fi 802.11 a/b/g/n/ac, Dual-band, Wi-Fi Direct, Hotspot
Speed	HSPA 42.2/5.76 Mbps, LTE-A
Sensors & Security
Compass	Yes, Digital Geomagnetic Compass
Gyroscope	Yes
Face Unlock	Yes, 2D Face Recognition
Light Sensor	Yes, Virtual Light Sensing
Accelerometer	Yes
Proximity Sensor	Yes, Virtual Proximity Sensing
Finger Sensor Type	Capacitive Side Fingerprint Scanner
Multimedia
Video	4K UHD video playback, MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM
Audio Jack	Yes, 3.5mm Headphone Jack included
Loudspeaker	Yes, Bottom-firing Loudspeaker
Audio Features	Dolby Atmos audio enhancement (headphone mode only), FM Radio with recording
More
Made By	South Korea / Vietnam / India
Features	Dedicated triple slot (2 Nano-SIM + 1 microSD up to 512GB), 25W fast charger in box, Wired reverse charging (Power bank feature)

The Samsung Galaxy M31s represents the peak refinement of Samsung's battery-centric M-series. Upgrading user convenience, it packs an enormous 6000 mAh battery paired with 25W Super Fast Charging and bundled Type-C to Type-C reverse wired charging, enabling it to double as a reliable power bank for other gadgets. It features an immersive 6.5-inch Full HD+ Super AMOLED Infinity-O display with a modern centered punch-hole cutout protected by Corning Gorilla Glass 3, offering vibrant colors, deep blacks, and Widevine L1 certification for HD streaming. Under the hood, it runs on an octa-core Exynos 9611 processor paired with up to 8GB of LPDDR4X RAM and 128GB of UFS 2.1 storage, expandable up to 512GB via a dedicated microSD card tray. The quad rear camera array is anchored by a high-end 64MP Sony IMX682 sensor with Single Take intelligence, a 12MP 123-degree ultra-wide shooter, a 5MP macro lens, and a 5MP depth sensor, backed by a 32MP front selfie camera capable of 4K recording. Equipped with an ergonomic side-mounted capacitive fingerprint scanner, USB Type-C, and a 3.5mm headphone jack with Dolby Atmos, the Galaxy M31s stands out as an ultimate battery and camera champion in Bangladesh.

Pros

Massive 6000 mAh battery with upgraded 25W fast charging and bundled in-box 25W Type-C adapter
Wired reverse charging enables the phone to function as a power bank using a Type-C to Type-C cable
Flagship-grade Sony IMX682 64MP sensor with Single Take feature and 4K recording on both front and rear
Modern Infinity-O centered punch-hole 6.5" Super AMOLED display with slim bezels
Fast and ergonomic side-mounted fingerprint scanner combined with a dedicated triple card slot

Cons

Exynos 9611 processor shows aging performance during heavy gaming sessions
Display is standard 60Hz without high-refresh-rate smoothness
Glossy 'Glasstic' gradient finish attracts fingerprint smudges and light scratches
Slightly heavy and thick in hand at 203 grams and 9.3mm profile

Frequently Asked Questions

What is the official and unofficial price of Samsung Galaxy M31s in Bangladesh?

The official launched price of the Samsung Galaxy M31s (6GB/128GB) in Bangladesh was BDT 27,999. In the unofficial and secondary gadget market, the 6GB variant is available around BDT 24,000 to BDT 24,800, while the 8GB variant sells around BDT 26,500.

What are the key upgrades in Galaxy M31s compared to Galaxy M31?

The Galaxy M31s introduces faster 25W charging (up from 15W), a Sony IMX682 64MP sensor, an upgraded 12MP ultrawide lens (vs 8MP), an Infinity-O centered punch-hole display (replacing the U-notch), and moves the fingerprint scanner to the side power button.

How long does it take to fully charge the 6000 mAh battery on Galaxy M31s?

Thanks to the upgraded 25W USB Power Delivery charger included in the box, the 6000 mAh battery takes approximately 95 to 100 minutes to reach a 100% full charge, which is noticeably faster than the older 15W models.