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Galaxy A31

SM-A315GZKWTGY
Color
ROM Size 128 GB
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6.4"

Size (Main Display)

48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP

Main Camera - Resolution

6

RAM Size (GB)

128

ROM Size (GB)

Prism Crush Black

Take the latest Galaxy phones for a virtual test drive

See Galaxy A31 in 360°

Galaxy A31 phone in Prism Crush Black seen from the front with the display off. It begins spinning clockwise, showing the power and volume button side, the rear with the multi camera, and the SIM tray side.
Prism Crush White

Take the latest Galaxy phones for a virtual test drive

See Galaxy A31 in 360°

Galaxy A31 phone in Prism Crush White seen from the front with the display off. It begins spinning clockwise, showing the power and volume button side, the rear with the multi camera, and the SIM tray side.
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*Color availability may vary by country or carrier.

See it all on a big, brilliant screen

Immerse yourself in the large 6.4-inch Infinity-U Display of Galaxy A31. A wide aspect ratio fills your screen with content from edge to edge. Watch your favorite videos, games and live streams in vivid FHD+ Super AMOLED.

See it all on a big, brilliant screen

*Images simulated for illustrative purposes.
**Infinity Display: a near bezel-less, full-frontal glass, edge-to-edge screen.
***Measured diagonally, the screen size is 6.4" in the full rectangle and 6.2" with accounting for the rounded corners. Actual viewable area is less due to the rounded corners and the camera cutout.

Slim on the outside, big on the inside

Everything you want in a phone in a slim body. Housing a large 5,000mAh(typical) battery in the 8.6 mm-thick device, Galaxy A31 fits right in your hand and comes in a geometric design with a glossy finish. Choose from Prism Crush Black or Prism Crush White.

Slim on the outside, big on the inside

*Color availability may vary by country or carrier.
**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 4,860mAh. Actual battery life may vary depending on network environment, usage patterns and other factors.

Quad Cam lets you shoot with more perspective

Go ultra high-res with a 48MP Main Cam for crisp, clear photos day and night. A 123° 8MP Ultra Wide Cam captures more of the view. Choose the upgraded 5MP Macro Cam for highly refined close-ups, and make sure the subject always stands out with the 5MP Depth Camera’s multiple Live Focus effects.

*Color availability may vary by country or carrier.

Quad Cam lets you shoot with more perspective

*Color availability may vary by country or carrier.

Capture more of view from the same spot

Capture the wider world with the Ultra Wide Camera's wider field of vision. And with the 48MP Main Camera, your story stays bright and clear throughout the day.

 

 
*Images simulated for illustrative purposes.
**Ultra wide experience (photo/video) is supported for rear camera only.

 

 
*Images simulated for illustrative purposes.
**Ultra wide experience (photo/video) is supported for rear camera only.

Macro Cam that captures the up-close details

Quad Cam’s built-in 5MP Macro Cam (40mm) shoots with clarity and quality helping you bring out the ultra-fine details of your close-up shots. Apply natural background blur (Bokeh) to isolate your subject and make it stand out.

*Images simulated for illustrative purposes.
**Macro Camera feature supported for rear camera only.

Macro Cam that captures the up-close details

*Images simulated for illustrative purposes.
**Macro Camera feature supported for rear camera only.

Depth Camera brings your subject into the spotlight

The 5MP Depth Camera lets you adjust the depth of field before and after you nail the shot. It reduces unwanted background noise from your images to make them look more professional.

 

 
*Images simulated for illustrative purposes.

 

 
*Images simulated for illustrative purposes.

Attention-grabbing selfies made easy

You want your selfie to look good. So for stunning daytime looks, Galaxy A31's 20MP front camera gives you clear, high-resolution photos. And with Live focus to gently blur the background, your face becomes the star.

*Images simulated for illustrative purposes.

Attention-grabbing selfies made easy

*Images simulated for illustrative purposes.

Power that keeps you going

When out living life, you need a phone that can last. A 5,000mAh (typical)* battery gives you the power to stream, share and game on. And if you start running low, plug in and power up with 15W Fast Charging.

Power that keeps you going

*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 4,860 mAh. Actual battery life may vary depending on network environment, usage patterns and other factors.

Give yourself more room to play

Galaxy A31 has fast processing and spacious storage so you can focus on now. An advanced Octa-core processor and 6GB of RAM deliver smooth and efficient performance. Download more and delete less with 128GB internal storage. Add even more with a 512GB microSD card.

Give yourself more room to play

*RAM and internal memory capacity may vary by country.
**MicroSD card sold separately.
***Actual storage available may vary depending on pre-installed software.

Game Booster gives you the edge

Maximize performance with Game Booster. Cut distractions and up your game with a dedicated interface and easy-to-reach menu. Frame Booster gives graphics smooth, life-like motion. And play at your best as Game Booster learns your usage patterns to optimize battery, temperature and memory.

Game Booster gives you the edge

*Device and screen images simulated for illustrative purposes.

Defense-grade security available to everyone

Built into the phone's hardware and software from the start, Samsung Knox protects your phone from the minute it's turned on. Offering multi-layered security, it defends your most sensitive information from malware and malicious threats.

Defense-grade security available to everyone

Your fingerprint is the key

Galaxy A31 comes with high-tech biometric authentication. The On-Screen Fingerprint scanner recognizes your unique fingerprint, so you are the only one who can press and unlock in one easy move.

Your fingerprint is the key

*If you use a screen protector, make sure it allows for use of the On-screen fingerprint sensor.

Keep your device in tip top condition with us

Enjoy peace of mind when you choose to buy a galaxy smartphone. The Interactive diagnostics and optimization on Samsung Members app makes it easy to tune up the performance of your devices, while our helpline lets you troubleshoot problems when you need the extra assistance.

Learn More
Keep your device in tip top condition with us

*The available functions and features for Samsung Members app may vary by country and device.
**Device and screen images simulated for illustrative purposes.

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Check out the
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  • 6.4" Size (Main Display)
  • 48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP Main Camera - Resolution
  • 6 RAM Size (GB)
  • 128 ROM Size (GB)

What Can I Do to Recover the Data if I Lose the Device or Device Data is Corrupted/Lost?

What Can I Do to Recover the Data if I Lose the Device or Device Data is Corrupted/Lost?See The Answer

Why does my Samsung Galaxy device keep crashing/freezing and how can I fix it?

Why does my Samsung Galaxy device keep crashing/freezing and how can I fix it?See The Answer

User manual & Downloads

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How It Stacks Up

New

  • Size (Main Display) 6.4"
  • Main Camera - Resolution 48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP
  • RAM Size (GB) 6
  • ROM Size (GB) 128

How It Stacks Up

Each of the following remarks is only applicable to the corresponding product features or specifications which are related to such remark on this page.

◇The function is only available in 3G+Wi-Fi version.

^Subject to local network, data and messaging services.

*The talk time and stand-by time are approximate. Performance of the battery is subject to the network, signal strength, function, selection and profile.

**This function is only subject to call forwarding service subscription. Network providers may charge additional service fee.

△GPS/AGPS connection is subject to local network and data services and network providers may charge additional service fees. Additionally, connection times can be affected by external factors, such as surrounding environment, weather, etc

▲User memory is less than the total memory due to storage of the operating system and software used to operate the device features. Actual user memory will vary depending on the operator and may change after software upgrades are performed.

#Stereo Bluetooth is only applicable to specific headsets.

+For reference only, please check with our staff for details.

◆For details of the latest OS version, please visit the firmware upgrade page.

ˇActual feature may differ depending on the OS version.

⊿GPS connection time can be affected by external factors, such as surrounding environment, weather, etc.

***Performance of the battery is subject to the network,signal strength,function,selection and profile. Battery time is based on our own laboratory measurements, and may vary depending on factors such as device settings, usage patterns and operating conditions.

^^3G Network in HK: WCDMA; 3G Network in Mainland China: TD-SCDMA and WCDMA (Galaxy Note8, Galaxy S8, Galaxy S8+ even supports TD-SCDMA); 4G Network in HK and China: FDD-LTE and TDD-LTE. Subject to local network, data and messaging services. Galaxy A8+ does not support China Telecom (China), China Telecom (Macau) Network, China Mobile (China) 4G TDD-LTE (B39) network and 3G network TD-SCDMA.

Network band : The bandwidths supported by the device may vary depending on the region or service provider.


◇◇The network capacity and data transfer speed may be reduced while dual SIM cards are used at the same time, applicable to Galaxy S6 (SM-G9200ZWUTGY) only.

-Features and specifications are subject to change without prior notification.

-When one of the SIM slots supports 4G or 3G networks, the other SIM slot supports only the 2G networks.

-When one of the SIM cards supports 4G or 3G networks, the other SIM card supports only the 3G or 2G networks, vice versa. (Only applicable to Galaxy J7 Prime, Galaxy C7, Galaxy C5, Galaxy J5 Prime, Galaxy S7 edge)

-MicroSD card and SIM card cannot be placed in MicroSD card tray at the same time. Only either of them fit into the tray. (Only applicable to Galaxy A8 Star)

-Google+, Google, the Google logo, Google Search, Google Maps, Gmail, YouTube, Android, Google Play and Messenger is the trademark of Google Inc. All other products and services mentioned may belong to their respective trademark owners.

-Images are for reference only.

-microSD is sold separately.

- All specifications and descriptions provided herein may be different from the actual specifications and descriptions for the product. The contents within the screen are simulated images and are for demonstration purposes only. All functionality, features, specifications, GUI and other product information provided in this document including, but not limited to, the benefits, design, pricing, components, performance, availability, and capabilities of the product are subject to change without notice or obligation.

*Virtual Proximity Sensing : Sensing proximity information by using software without proximity sensor


- Display Size (Main_Display): Screen measured diagonally as a full rectangle without accounting for the rounded corners. Actual viewable area is less due to the rounded corners and camera cutout.

- Battery Capacity (mAh, Typical): 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 4,860 mAh. Actual battery life may vary depending on network environment, usage patterns and other factors.

- Available Memory Size(GB): Usable memory size is less than the total memory size due to storage of the operating system and software required to operate the phones' features. Actual usable memory size will also vary depending on the mobile phone operator and may change after software upgrades are performed.