M31s is an upgrade over M31 that offers a fabulous display, great camera setup, and massive battery life.
Design & Display
The design of the Galaxy M31s is superb, with a 6.5 Super AMOLED Infinity-O Display. It has a 2400 x 1080 px FHD+ resolution with an aspect ratio of 20:9 that comes with a Gorilla Glass3 in front and polycarbonate back and side frame.
The screen’s high resolution and size allow you to experience a cinematic view and enjoy watching any content on your smartphone.
The colors that this phone comes in are Mirage Black and Mirage Blue.
Operating System & UI
The operating system on M31s is One UI 2.0 on Android 10, which is extremely user friendly and comes with a lot of features and apps. Samsung OneUI provides a pretty smooth overall experience without any lags.
Night Mode turns the user interface black or dark gray. It works in settings, notifications, and in-house apps like the Gallery.
Samsung Knox protects your phone by defending your information from malware and malicious threats through multi-layered security.
One UI comes with an app drawer, system-wide dark mode, a gesture-based navigation system, themes, customizable app icons, always-on display, double-tap to wake, smart stay, and game launcher.
As for biometric security, it supports both Fingerprint Sensor and Face Recognition.
Internal design &Performance
The Chipset used in this device is the powerful Octa-core Exynos 9611 (10nm) that runs smoothly and has no issue being used for heavy usage. For better graphics, the CPU comes with Mali-G72 GPU that supports Game Booster. The gameplay is responsive without any heating issue whatsoever.
As for the memory, the Galaxy M31s offers 6/8GB RAM with 128GB storage.
There is a quad-camera setup at the back, which consists of a main 64MP camera that delivers sharp images with a high dynamic range. Then we have the 12MP ultra-wide camera that offers a 123˚ field of view. There is also a 5MP depth sensor for a better bokeh effect. Finally, there is a 5MP Macro lens for detailed close-ups. Last but not least, the selfie camera has an impressive 32MP lens that offers vibrant photos with great quality.
As for recording videos, With M31s, you can shoot UHD 4K at 30fps.
The cameras come with a lot of interesting features, one being Single Take, which allows you to capture videos and multiple images from all back cameras simultaneously. It can determine the ideal lenses, effects, and filters for your environment, enabling you to capture the best pictures possible.
There is also the portrait mode or Live Focus that is used for subject isolation and features a lot of effects that can be used for both pictures and videos.
Some of its other features are Autofocus, HDR, Digital Zoom up to 10x, Pro mode, panorama, Night Mode, and Custom Filters.
The battery capacity in this device is insane, with an audio play back up to 125 hours.
Galaxy M31s has a powerful Li-Po 6000 mAh battery that lasts for two whole days. It supports Super-Fast Charging up to 25W and Reverse charging as well.
The Galaxy M31s has a high-quality loudspeaker with a great quality that comes with a 3.5mm jack.
This device features Accelerometer, Gyroscope, NFC, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing, and FM Radio.
It is noteworthy to mention that it offers the option of a single-SIM or Dual-SIM slot.
The Galaxy M31s is a standout smartphone with good performance, upgraded camera setup, high-quality display, and insane battery life.
|Type||Li-Po 6000 mAh, non-removable|
|Announced||2020, July 30|
|Status||Available. Released 2020, August 06|
|Dimensions||159.3 x 74.4 x 9.3 mm (6.27 x 2.93 x 0.37 in)|
|Weight||203 g (7.16 oz)|
|Type||Super AMOLED capacitive touchscreen, 16M colors|
|Size||6.5 inches, 102.0 cm2 (~86.1% screen-to-body ratio)|
|Resolution||1080 x 2400 pixels, 20:9 ratio (~405 ppi density)|
|Protection||Corning Gorilla Glass 3|
|OS||Android 10, One UI 2.0|
|Chipset||Exynos 9611 (10nm)|
|CPU||Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)|
|Card slot||microSDXC (dedicated slot)|
|Internal||128GB 6GB RAM, 128GB 8GB RAM|
|Video||4K@30fps, 1080p@30fps, gyro-EIS|
|Triple||64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)|
|Single||32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm|
|WLAN||Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot|
|Bluetooth||5.0, A2DP, LE|
|GPS||Yes, with A-GPS, GLONASS, GALILEO, BDS|
|Radio||FM radio, RDS, recording|
|USB||2.0, Type-C 1.0 reversible connector, USB On-The-Go|
|NFC||Yes (market/region dependent)|
|Charging||Fast charging 25W|