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Samsung M31 Features and Specifications

Samsung M31 has been one of the best selling phones in India in 2020. With more people looking to shun Chinese manufactured phones, Samsung was the natural benefactor. And, the company left no chance in claiming the potentially exponential volumes of mobile phone sales in India during the year of the pandemic in 2020. Over here, we will look into Samsung M31’s set of features and specifications. This should help address some of the questions of potential buyers.

Does Samsung M31 have wireless charging?

No, Samsung M31 does not have wireless charging. Wireless charging is supported only on specific, higher-ended Samsung mobile phone models. As of January 2021, Samsung supports wireless charging on the following model of Samsung mobile phones:

Wireless Charging is supported on Galaxy S20, S20+, S20 Ultra, Z Flip, Note10, Note10+, Fold, S10e, S10, S10+, Note9, S9, S9+, Note8, S8, S8+, S7, S7 edge, Note5, S6 edge+, S6 edge, and S6.

from Samsung website


Does Samsung M31 comes with a pre-installed screen guard?

No, Samsung M31 does not come with any pre-installed screen guard. You will need to buy it as an aftermarket mobile phone accessory. There are plenty of good quality screen guards and phone cases that would help to protect your phone.


Does Samsung M31 have 5G network connectivity?

No Samsung M31 does not have 5G network connectivity. The full band information for Samsung M31 is listed below:


How is the camera quality on Samsung M31?

Samsung M31 comes with four rear cameras. The main camera is 64 MP. However, the default pictures are taken with a 16 MP camera. This, as per Samsung, is done to conserve ROM space. Images taken by a 64 MP lens are double the size of pictures taken by a 16 MP camera lens. To take images on a Samsung M31 with 64 MP lens, you need to switch on the camera and use the corresponding setting for each camera lens. It is a one click operation.


Does Samsung M31 have call recording?

Yes, Samsung M31 comes with an in-built call-recording feature. No third party app is needed to record calls. You can toggle on or off the call recording feature by pressing the three dots on the phone screen.


Does Samsung M31 have SD card slot or memory card slot?

Yes, Samsung M31 allows you to upgrade the internal ROM storage by using a micro SD card. The phone has 64 GB or 128 GB ROM space. It can be extended up to 512 GB by adding a micro SD card. The micro SD card can be installed alongside the SIM on the card tray as per instructions below:

  1. Carefully insert the ejection pin into the hole on the tray, ensuring it is perpendicular to the hole to avoid any damage to the phone.
  2. Gently pull out the tray slot from the phone.
  3. Place the SIM card and the microSD card on the tray accordingly.
  4. Gently reinsert the tray into the phone.

How good is Samsung M31 battery?

Typical value tested under third-party laboratory condition. Typical value is the estimated average value considering the deviation in battery capacity among the battery samples tested under IEC 61960 standard. Rated (minimum) capacity is 5,830 mAh. Actual battery life may vary depending on network environment, usage patterns and other factors.

What processor is used in Samsung M31?

Samsung M31 uses Exynos 9611 SoC. CPU speed is 2.3GHz, 1.7GHz, while the CPU type is Octa core.


Does Samsung M31 have fast charging?

Yes, Samsung M31 have fast charging. USB cable C is used to charge the Samsung M31 phone at a fast rate of 15 W. A 6000 mAH battery can be fully charged in a little over one hour.


Does Samsung M31 have AMOLED display?

Yes, Samsung M31 have Super AMOLED display. M31 has one of the best displays, and you can count on the Super AMOLED technology for one of the best screen displays in the mid-range phone segment in India. The phone comes with 2340 x 1080 (FHD+) display and 16 Million pixels.

From Samsung’s website:

Measured diagonally, the screen size is 16.21cm (6.4") in the full rectangle and 15.76cm (6.2") with accounting for the rounded corners.

Samsung M31 screen has a refresh rate frequency of 60 Hz. Some folks have mis-represented that the refresh frequency on a Samsung M31 is 120 Hz. The screen refresh rate of 120 Hz is available on higher end Samsung mobile phones, notably the S Series.


Does Samsung M31 have screen mirroring?

Yes, Samsung M31 have screen mirroring. This means that the display output of the M31 phone can be mirrored or seen on the TV. Screen mirroring on Samsung M31 happens through the ‘Smart View’ feature. To use the screen mirroring feature, you will need to:

  1. Bring up the notification panel.
  2. Tap on ‘Smart View’
  3. Tap to select the TV name on which you wish to mirror the display.
  4. Enter the PIN to connect to the TV.

Smart view feature on Samsung M31 is a straight-forward feature that can be enabled and used in virtually no time.


Does Samsung M31 work outside India?

Samsung M31 is an Indian-specific mobile phone. To use it outside India with an non-Indian SIM, you will need to first buy an Indian SIM and use it for at least 10 minutes. Once you have placed an Indian registered SIM and used it for at least 10 minutes, the phone should get unlocked for use outside India. You will still need to check the compatibility of bands that are available on phone networks outside India.


Does Samsung M31 have screen recording?

No, Samsung M31 does not have screen recording. You will need to use a third-party app to record screen on an M31 mobile phone.


Does Samsung M31 have selfie capture using Fingerprint sensor?

No, Samsung M31 does not have a selfie capture feature using the fingerprint sensor. This advanced feature is available in higher-end Samsung phones.


Does Samsung M31 have knox security?

No, Samsung M31 does not have knox security. Samsung Galaxy Fold, Note and S series phones do have the knox security.


Does Samsung M31 support Dolby ATMOS?

Yes, Samsung M31 supports Dolby ATMOS on wired and wireless head sets.


Is Samsung M31 made in India?

Yes, Samsung M31 is made in India at Samsung’s Noida factory. This has been one of the most-talked about and selling points for the phone.


How much storage space is available on Samsung M31 64 GB phone?

Samsung M31 64 GB internal storage offers a usable space of 49 GB. The remaining ROM or storage is used for hosting the Android operating system and apps that come with the phone.


How much storage space is available on Samsung M31 128 GB phone?

Samsung M31 128 GB internal storage offers a usable space of 108 GB. The remaining ROM or storage is used for hosting the Android operating system and apps that come with the phone.


How many rear cameras does Samsung M31 have?

Samsung M31 comes with four rear cameras. The main camera is a 64 MP lens, while there is also an ultra wide 8 MP camera that allows you to take images with 123 degree wide angle. A 5 MP depth camera allows you to add depth to the pictures taken by the phone.

The F number of the rear cameras are: F1.8 , F2.2 , F2.2 , F2.4.

Rear cameras have auto-focus, flash and a digital zoom up to 8X.


What are the front camera specifications of the Samsung M31?

Samsung M31 has a front camera of 32 MP. Front cameras are also called as selfie cameras as these are primarily used for taking selfies.

The F number of the front selfie camera is F2.0. The front camera does not have flash or auto-focus.


Does Samsung M31 have 4K video recording?

Yes, Samsung M31 have 4K video recording at 30 frames per second.


What color options are available for Samsung M31?

As of January 2021, Samsung M31 comes in 3 colors – Space Black, Ocean Blue and Iceberg Blue.


Does Samsung M31 support NFC?

No, Samsung M31 mobile phone does not support NFC. From Samsung’s website – “Near Field Communications (NFC) is an advanced technology in Samsung Smartphones which enables radio communication between devices when brought in close proximity. NFC ensures seamless data sharing and has few more applications and advantages attached to it.”


Does Samsung M31 have app lock?

Yes, Samsung M31 mobile phone has an app lock feature. You will need to download the S-Secure app to make it work. There is in-built support for the app lock on Samsung M31 phones.


Can I get Android 11 on Samsung M31?

Samsung M31 ships with Android 10 operating system; as of writing this piece, Samsung has started rolling out Android 11 updates on M31 mobile phone through an upgrade on the One UI 3.0. The new build number of the Samsung update is M315FXXU2BUAC. This update was released on 12th January, 2021, and the firmware update is based on the Android 11 operating system.