Samsung Galaxy M40 Specification and Review

By | December 19, 2022

The Samsung Galaxy M40 is a mid-range smartphone that was released in June 2019. It has a 6.3-inch Full HD+ display with a resolution of 2340 x 1080 pixels and a 19.5:9 aspect ratio. It is powered by a Qualcomm Snapdragon 675 processor, 6GB of RAM, and 128GB of storage (expandable via microSD).

The phone has a triple camera setup on the back consisting of a 32MP main camera, an 8MP ultra-wide camera, a 5MP depth sensor, and a 16MP front-facing camera. It has a 3,500mAh battery with support for 15W fast charging and runs on Android 9.0 (Pie) with Samsung’s One UI.

Samsung Galaxy M40 Specifications

Here are the full specifications for the Samsung Galaxy M40:

  • Processor: Qualcomm Snapdragon 675
  • Operating System: Android 9.0 (Pie) with One UI
  • Display: 6.3-inch Full HD+ (2340 x 1080 pixels)
  • RAM: 6GB
  • Storage: 128GB (expandable with microSD)
  • Rear Cameras: 32-megapixel main camera, 8-megapixel ultra-wide-angle camera, 5-megapixel depth sensor
  • Front Camera: 16-megapixel
  • Battery: 3500mAh with fast charging
  • Connectivity: Bluetooth 5.0, WiFi 802.11 a/b/g/n/ac, NFC, GPS, GLONASS, Galileo, BDS
  • Sensors: Fingerprint sensor, accelerometer, gyro sensor, proximity sensor, RGB light sensor
  • Dimensions: 156.5 x 74.5 x 7.9mm
  • Weight: 168g
  • Color Options: Blue, Black
  • Other: 3.5mm headphone jack, USB Type-C

Samsung Galaxy M40 Battery Performance

The Samsung Galaxy M40 has a 3500mAh battery, which is a decent size for a mid-range smartphone. In terms of battery performance, it should be able to last for a full day of use on a single charge, depending on your usage habits and the phone’s settings. If you’re a heavy user or use the phone for resource-intensive tasks like gaming, you may need to charge the phone more frequently.

To help extend the battery life of the Galaxy M40, you can try the following tips:

  • Lower the screen brightness and timeout settings
  • Turn off vibrate on touch and haptic feedback
  • Use battery-saving mode when needed
  • Close apps when not in use
  • Avoid using live wallpapers
  • Use power-efficient apps
  • Keep the phone’s software up to date

If you find that the battery is still not lasting as long as you’d like, you can try replacing the battery with a new one. It’s important to note that the Galaxy M40’s battery is not user-replaceable, so you’ll need to have it replaced by a professional if you don’t feel comfortable doing it yourself. You can find more tips on how to optimize your Phone’s battery life.

Samsung Galaxy M40 Processor

Yes, the Samsung Galaxy M40 is powered by a Qualcomm Snapdragon 675 processor. This is a mid-range mobile processor that was released in 2018 and is built using an 11nm manufacturing process. It features eight Kryo 460 cores arranged in two clusters: a high-performance cluster with two Cortex-A76-based cores and a power-efficient cluster with six Cortex-A55-based cores.

The processor also has an Adreno 612 GPU for handling graphics tasks and is capable of supporting up to 8GB of RAM. It is designed for use in mid-range smartphones and tablets and is capable of handling most everyday tasks and moderate gaming with ease.


The Samsung Galaxy M40 comes with 128GB of storage, which refers to the amount of space available on the device for storing apps, photos, music, videos, and other files. This is a fairly large amount of storage, which should be enough for most users to store all of their important files and media. If you need more storage, the M40 also has a microSD card slot, which allows you to add an additional 512GB of storage via a microSD card.

It’s important to note that the actual amount of storage available to the user will be less than the advertised amount, as some of the storage is reserved for the operating system and pre-installed apps. However, you should still have plenty of storage available for your own use.

Camera Quality

The camera quality of the Samsung Galaxy M40 is generally considered to be good for a mid-range smartphone. It has a triple camera setup on the back consisting of a 32MP main camera, an 8MP ultra-wide camera, and a 5MP depth sensor. The main camera has a high resolution and is capable of capturing detailed photos with good color accuracy. The ultra-wide camera allows you to capture wider scenes and the depth sensor is used to capture photos with the bokeh effect (background blur). The front-facing camera is a 16MP camera and is capable of capturing good-quality selfies.

The camera on the M40 is capable of producing good-quality photos in well-lit conditions. However, like most smartphone cameras, it may struggle in low light conditions and may produce noisy or grainy images. As with any camera, the quality of the photos you take will also depend on your own photography skills and the lighting and composition of the scene you are trying to capture.

5G Connectivity

The Samsung Galaxy M40 does not have 5G connectivity. 5G is the next generation of mobile network technology that offers faster speeds, lower latency, and more capacity than 4G. It is currently being rolled out in various countries around the world and is expected to eventually replace 4G as the dominant mobile network technology. However, 5G is still in the early stages of deployment and is not yet widely available.

In order to take advantage of 5G connectivity, you will need a 5G-compatible device such as a smartphone or tablet that is equipped with a 5G modem. The Samsung Galaxy M40 does not have a 5G modem and is not capable of connecting to 5G networks. If you are interested in a Samsung device with 5G capability, you may want to consider one of the company’s newer models that support 5G, such as the Galaxy S21 or Galaxy Note 20.

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