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Galaxy A31 firmware, updates & specs | SamFrew

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Galaxy A31

Samsung Galaxy A31 in Black

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Phone · Galaxy A

Samsung Galaxy A31

Released Sep 2019 · 3 model codes · firmware for 144 CSC regions

Display size: 6.4"
RAM: 4 GB
Battery: 5000 mAh
Rear camera: 48 MP + 5 MP + 8 MP + 5 MP
Storage: 8 GB · 64 GB · 128 GB

Download firmware Update history Specifications

Software support

Latest official updateOne UI 4.1 · Android 12A315FXXS5DXB1 · Mar 1, 2024

Security patch levelFebruary 2024Monthly release fixed 72 vulnerabilities

Latest firmwareAndroid 12A315FXXU5DXJ1 · built Oct 3, 2024

Choose your model

Firmware is specific to the model code. Find yours on the box or in Settings › About phone, then pick it below.

ModelSold inFirmwareLatest build

SM-A315GSold in48 countriesFirmware111 CSCs · 2,306 buildsLatest buildA315GDXU5DXJ1 · Oct 3, 2024→

Software updates

One UI and Android versions of the Galaxy A31, with the first release of each.

May 2022
One UI 4.1 · Android 12
Official release: A315FXXU1DVD8 (SM-A315F)
May 2021
One UI 3.1 · Android 11
Official release: A315FXXU1CUD4 (SM-A315F)
Apr 2021
One UI 3 · Android 11
Official release: A315FXXU1CUD4 (SM-A315F)
Mar 2020
Android 10
First firmware build: A315FXXU1ATCD (SM-A315F)

Specifications

As published by Samsung for the SM-A315G; other model codes can differ (chipset, network bands).

Display

Display size: 162.1mm (6.4" full rectangle) / 158.7mm (6.2" rounded corners)
Resolution: 1080 x 2400 (FHD+)
Display type: Super AMOLED

Platform

CPU speed: 2GHz, 1.7GHz
CPU cores: Octa-Core

Memory

RAM: 4 GB
Storage: 128 GB
Card slot: MicroSD (Up to 512GB)

Camera

Rear camera: 48.0 MP + 5.0 MP + 8.0 MP + 5.0 MP
Rear camera aperture: F2.0 , F2.4 , F2.2 , F2.4
Front camera: 20.0 MP
Zoom: Digital Zoom up to 8x
Video recording: FHD (1920 x 1080) @30fps

Battery

Battery: 5000 mAh
Talk time: Up to 33

Where it's sold

Sold in 63 countries.

Europe27

Albania
Austria
Azerbaijan
Belgium
Bosnia & Herzegovina
Bulgaria
Croatia
Czechia
France
Germany
Greece
Hungary
Ireland

Sold in23 countries

Firmware29 CSCs · 716 builds

Latest buildA315FXXU5DXJ1 · Oct 3, 2024

SM-A315NSold inSouth KoreaFirmware4 CSCs · 83 buildsLatest buildA315NKSU4DXJ1 · Oct 3, 2024→

Body

Dimensions: 159.3 x 73.1 x 8.6 mm
Weight: 185 g
Form factor: Touch Bar

Connectivity

Network: 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD
4G bands: B38(2600), B40(2300), B41(2500); B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B20(800), B28(700), B66(AWS-3)
SIM: Nano-SIM (4FF); Dual-SIM; SIM 1 + SIM 2 + MicroSD
Wi-Fi: 802.11 a/b/g/n/ac 2.4+5GHz
Bluetooth: Bluetooth v5.0
NFC: Yes
USB: USB 2.0
Positioning: GPS, Glonass, Beidou, Galileo

Italy

Netherlands

North Macedonia

Poland

Portugal

Romania

Russia

Serbia

Slovakia

Slovenia

Spain

Türkiye

Ukraine

United Kingdom

Asia-Pacific17

Australia
Bangladesh
Hong Kong SAR China
India
Indonesia
Kazakhstan
Malaysia
Mongolia
Myanmar (Burma)
New Zealand
Pakistan
Philippines
Singapore
Taiwan
Thailand
Uzbekistan
Vietnam

Americas9

Argentina
Brazil
Chile
Colombia
Mexico
Panama
Paraguay
Peru
Uruguay

Middle East & Africa10

Egypt
Iran
Iraq
Israel
Jordan
Lebanon
Palestinian Territories
Saudi Arabia
South Africa
United Arab Emirates