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Samsung Galaxy M31 Price and Specs Review

Samsung Mobile is back with another M-series smartphone. The new Samsung Galaxy M31 falls under the upper mid-range segment of the market. It is set to challenge the likes of Oppo A9, Xiaomi Mi 9T and Realme XT. Even in the Samsung family, it has a great competitor in the Galaxy A51, as they are both powered by the Exynos 9611 chipset.

Let’s check out the price and specs of this new smartphone.

Samsung Galaxy M31 Key Specs

  • 6.4-inch Super AMOLED display
  • 6GB/64GB, 6GB/128GB
  • Exynos 9611 chipset (10nm)
  • Octa-core 2.3GHz processor
  • Android 10 (One UI 2.0)
  • 64MP + 8MP + 5MP + 5MP main camera
  • 32MP front-facing camera
  • Non-removable 6,000 mAh battery
  • Fast Charging 15W


Samsung Galaxy M31

The Galaxy M31 features two simple body colours; Black and Blue. It measures 8.9mm in thickness and weighs 191 grams. At the back of the phone are a fingerprint reader, camera module and the Samsung brand name. The front is home to its waterdrop notch display with a visible bottom bezel. The body build features a glass front with polycarbonate material at the side and back.


Get to enjoy watching movies and videos on the 6.4-inch Super AMOLED Infinity-U display with FHD+ resolution and 420 nits brightness. This amazing display of the Galaxy phone is protected by the 3rd generation of Corning Gorilla Glass.

Hardware and Software

This device is regarded as a “Mega Performer” by the company. It is powered by their Exynos 9611 chipset built on 10nm FinFET process with Octa-core processor clocking up to 2.3GHz. The chipset is married to a 6GB RAM and either a 64GB or 128GB UFS2.1 storage. There is a dedicated slot for expanding the storage up to 512GB. The Galaxy device runs on Google’s Android 10 OS with Samsung’s One UI 2.0 skin.


At the top left back of the Galaxy M31 is a rectangular shaped quad-camera module. The system comprising of a 64MP f/1.8 main sensor, an 8MP f/2.2 ultrawide sensor with 123° Field of View, a 5MP f/2.4 macro camera and a 5MP f/2.2 depth sensor for portrait shots. Inside the waterdrop notch, we have a 32MP camera that features slow motion, 4K video recording, AR emoji and AR Doodle. Both the rear and front cameras of the Galaxy M31 can record 4K videos at 30fps. They also both feature HDR.

Price, Availability and Battery

The Galaxy M31 comes with a gigantic 6,000 mAh battery capacity and supports 15W fast charging out of the box. You’re guaranteed more than 24 hours of battery life on normal usage.

The Samsung Galaxy M31 is available for purchase in India with a starting price of INR14,999/$208 for the 4/64GB model and INR15,999/$222 for the 6/128GB model.

Samsung Galaxy M31 Complete Specs


  • Announced: 2020, February 25
  • Status: Available. Released 2020, March 5


  • Dimension: 159.2 x 75.1 x 8.9 mm
  • Weight: 191 grams
  • Build: Glass front (Gorilla Glass 3), plastic back, plastic frame
  • SIM: Dual SIM (Nano-SIM, dual stand-by)


  • Screen Display: Super AMOLED
  • Screen Size: 6.4-inch
  • Resolution: 1080 x 2340
  • Aspect Ratio: 19.5:9 aspect ratio
  • Display Protection: Corning Gorilla Glass 3
  • Notch: Yes
  • Touchscreen: Yes


  • Operating System: Android 10 (One UI 2.0)
  • Chipset: Exynos 9611 SoC (10nm)
  • CPU: Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53)
  • GPU: Mali-G72 MP3

Device Memory

  • RAM: 6GB
  • Built-in Storage Capacity: 64GB, 128GB
  • Card Slot: Yes, up to 512GB

Primary Camera

  • Camera Type: Quad
  • Camera Sensor: 64MP + 8MP + 5MP + 5MP
  • Camera Features: PDAF, Panorama, HDR, LED flash, gyro-EIS
  • Video Resolution: 2160p@30fps, 1080p@30fps
  • LED Flash: Yes

Selfie Camera

  • Camera Type: Single
  • Camera Sensor(s): 32MP
  • Camera Features: HDR
  • Video Resolution: 2160p@30fps, 1080p@30fps
  • LED Flash: Yes


  • Bluetooth: 5.0, A2DP, LE
  • USB: 2.0, Type-C 1.0 reversible connector
  • Wi-Fi: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
  • FM Radio: FM radio, RDS, recording
  • NFC: Yes (market/region dependent): SM-M315F/DSN

Network Options

  • Technology: GSM / HSPA / LTE
  • 4G Network Bands: LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
  • 3G Network Bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
  • 2G Network Bands: GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
  • Speed: HSPA, LTE-A
  • EDGE: Yes
  • GPRS: Yes


  • Loudspeaker: Yes
  • Speaker Location: Bottom placement
  • Sound Enhancement Features: Yes
  • Audio Jack Type: Yes


  • Battery Capacity: Non-removable Li-Po 6000 mAh battery
  • Wireless Charging: No
  • Fast Charging: 15W Fast Charging

Other Features

  • Colour Options: Red, Ocean Blue, Space Black
  • Sensors: Face Unlock, Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
CEO Marvnic Media-owner of Phonecorridor and other media platforms in Nigeria. I am a digital marketing professional with over 6 years of experience. I love gadgets, cars, and smartphones. My current smartphone is the Google Pixel 6 Pro. I hope to buy Tesla Car soon
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