Galaxy A31
Colours Prism Crush White
Prism Crush Black
Prism Crush Blue
Awesome Quad Camera to capture more
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.
When out, living life, you need a phone that can last. A 5000mAh (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.
Awesome screen built for cinema
Immerse yourself in the large 16.21cm (6.4") 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.
Actual viewable area is less due to the rounded corners and the camera cutout.
Life’s Awesome with Alive Intelligence
Alive Intelligence on the Galaxy A31 offers a host of intelligent and intuitive features that help you do a lot more, in a lot less time. It’s not just a smartphone, it’s a smarter phone.
Finder | Smart Crop | Multilingual Typing | Useful Cards
Performance that gives you a competitive edge
With an advanced Octa-core Processor and 6GB RAM, the Galaxy A31 offers fast processing and a very smooth performance. Download more with 128GB internal storage and play at your best with Game Booster, a feature that learns your usage patterns to optimize battery, temperature and memory.
Actual storage available may vary depending on pre-installed software. Device and screen images simulated for illustrative purposes.
Awesome beyond just looks
Not only does the Galaxy A31 sport a large 5,000mAh(typical) battery, but the geometric design with a glossy finish make it Awesome both on the inside and the outside. Choose from Prism Crush Black, Prism Crush White or Prism Crush Blue.
Colour 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.
Contact-less Payment
Stay safe and keep your credit/debit card and e-wallets secure* with the quickest way to pay.
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.
Enjoy peace of mind when you choose to buy a Galaxy smartphone. The Interactive diagnostics and optimisation 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.
Processor
CPU Speed. 2GHz, 1.7GHz
CPU Type. Octa-Core
Display Size
(Main_Display)16.21cm (6.4") full rectangle / 15.87cm (6.2") rounded corners
Resolution
(Main Display)1080 x 2400 (FHD+)
Technology
(Main Display)Super AMOLED
Color Depth
(Main Display)16M
Camera
Rear Camera - Resolution (Multiple)48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP
Rear Camera - F Number (Multiple)F2.0 , F2.4 , F2.2 , F2.4
Rear Camera - Auto Focus Yes
Rear Camera - OIS No
Rear Camera
ZoomDigital Zoom up to 8x
Front Camera - Resolution20.0 MP
Front Camera - F NumberF2.2
Front Camera - Auto FocusNo
Front Camera - OISNo
Rear Camera - FlashYes
Front Camera - FlashNo
Video Recording Resolution
FHD (1920 x 1080)@30fps
Memory
RAM_Size (GB) 6
ROM Size (GB) 128
Available Memory (GB)*104.2
External Memory Support
MicroSD (Up to 512GB)
Network/Bearer
Number of SIM
Dual-SIM
SIM size
Nano-SIM (4FF)
SIM Slot Type
SIM 1 + SIM 2 + MicroSD
Infra
Front Camera - Resolution20.0 MP
Front Camera - F NumberF2.2
Front Camera - Auto FocusNo
Front Camera - OISNo
Rear Camera - FlashYes
Front Camera - FlashNo
Video Recording Resolution
FHD (1920 x 1080)@30fps
Memory
RAM_Size (GB) 6
ROM Size (GB) 128
Available Memory (GB)*104.2
External Memory Support
MicroSD (Up to 512GB)
Network/Bearer
Number of SIM
Dual-SIM
SIM size
Nano-SIM (4FF)
SIM Slot Type
SIM 1 + SIM 2 + MicroSD
Infra
2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD
2G GSM
GSM850, GSM900, DCS1800, PCS1900
3G UMTS
B1(2100), B2(1900), B5(850), B8(900)
4G FDD LTE
B1(2100), B2(1900), B3(1800), B5(850), B7(2600), B8(900), B20(800)
4G TDD LTE
B38(2600), B40(2300), B41(2500)
Connectivity
ANT+No
USB Interface
USB Type-C
USB Version
USB 2.0
Location Technology
GPS, Glonass, Beidou, Galileo
Earjack
3.5mm Stereo
MHL
No
Wi-Fi
802.11 a/b/g/n/ac 2.4+5GHz
Wi-Fi Direct
Yes
Bluetooth Version
Bluetooth v5.0
NFC
Yes
OS
Android
General Information
Form Factor
TouchscreenBar
Sensors
Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing
Physical specification
Dimension (HxWxD, mm)
159.3 x 73.1 x 8.6
Weight (g)
185
Battery
Internet Usage Time
(LTE) (Hours)Up to 20
Internet Usage Time
(Wi-Fi) (Hours)Up to 20
Video Playback Time (Hours)
Up to 22
Battery Capacity (mAh, Typical)
5000
Removable
No
Audio Playback Time (Hours)
Up to 97
Talk Time (4G LTE) (Hours)
Up to 33
Audio and Video
Stereo Support
No
Video Playing Format
MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM
Video Playing Resolution
FHD (1920 x 1080)@60fps
Audio Playing Format
MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA
Services and Applications
Gear Support
Galaxy Buds+, Galaxy Buds, Galaxy Fit, Galaxy Fit e, Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2, Gear Fit, Gear Fit2, Gear Fit2 Pro, Gear Sport, Gear1, Gear2, Gear2 Neo, Gear S, Gear S2, Gear S3, Gear IconX, Gear IconX (2018)
Samsung DeX Support
No
Mobile TV
No
