Samsung Galaxy M31
| Industry | Consumer electronics |
|---|---|
| Founded | January 13, 1969 in Suwon, South Korea |
| Headquarters | Suwon , South Korea |
| Products | Smartphones, electronics |
| Owner | Samsung Group |
| Website | www |
Overview
The Samsung Galaxy M31 is an Android smartphone developed by Samsung Electronics and belongs to the Galaxy M series. It was officially introduced on 25 February 2020. The device highlights a 6.4-inch Super AMOLED screen, a four-camera array, and a substantial 6000 mAh battery capacity.
Design
The Samsung Galaxy M31 features a plastic unibody construction with a glossy gradient surface. Positioned on the right edge are the power key and volume controls, while the left side houses the SIM card and microSD card slot. Along the bottom edge, users will find a 3.5 mm headphone jack, a USB-C charging port, a microphone, and a speaker. The rear panel accommodates the camera array alongside an LED flash and a capacitive fingerprint sensor.
Its display spans 6.4 inches with an Infinity-U design, incorporating a U-shaped notch for the front camera and a notably thick bezel at the bottom.
The device's dimensions are 159.2 mm in height, 75.1 mm in width, and 8.9 mm in thickness, weighing in at 191 grams. Available color options include Ocean Blue, Space Black, and Red.
Hardware
Equipped with a 6.4-inch Super AMOLED screen, the Galaxy M31 offers a resolution of 1080 by 2340 pixels, a refresh rate of 60 Hz, an aspect ratio of 19.5:9, and approximately 403 pixels per inch density. Under the hood lies the Exynos 9611 system-on-chip, which combines an octa-core CPU (four Cortex-A73 cores clocked at 2.3 GHz and four Cortex-A53 cores running at 1.7 GHz) with a Mali-G72 MP3 GPU.
Memory configurations include either 6 GB or 8 GB of RAM paired with internal storage options of 64 GB or 128 GB. The battery is a non-removable lithium polymer unit rated at 6000 mAh capacity and supports fast charging at 15 watts.
Cameras
The rear camera system consists of four lenses: a primary 64 MP sensor, an 8 MP ultra-wide lens, a 5 MP macro shooter, and a 5 MP depth sensor. On the front side, there is a 32 MP selfie camera. Both front and main cameras are capable of capturing video in 4K resolution at 30 frames per second.
Software
Out of the box, the Samsung Galaxy M31 runs Android 10 with One UI version 2 preloaded. It subsequently received updates to One UI versions 2.1 and 2.5 before being eligible for an Android operating system upgrade. The device was confirmed to support Android 11, which began rolling out on January 19, 2021, along with One UI 3.
Further software enhancements included an update to One UI version 3.1 released in March 2021. In April 2022, the phone started receiving Android 12 paired with One UI version 4.1 as part of its ongoing software support lifecycle.