Samsung Galaxy A31

Samsung Galaxy A31
  • Screen: 6.4" Super AMOLED - 1080 x 2400
  • SoC: Mediatek Helio P65
  • Camera: 4 (48 MP + 8 MP + 5 MP + 5 MP)
  • Battery: 5000 mAh
  • OS: Android 12
  • Weight: 185 grams (6.53 oz)
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Review

Display
54
Camera
35*
Performance
18
Gaming
14
Battery
63
Connectivity
59
NanoReview Score
40*
Scores marked with a red asterisk (*) are approximate, as we currently do not have sufficient test results to make a precise estimation.
Compare Samsung Galaxy A31 with other phones

Full specifications

Detailed specifications, tests, and benchmarks of the Samsung Galaxy A31

Display

Type Super AMOLED
Size 6.4 inches
Resolution 1080 x 2400 pixels
Aspect ratio 20:9
PPI 411 ppi
Refresh rate 60 Hz
Adaptive refresh rate No
Max rated brightness 600 nits
HDR support No
Screen protection Tempered glass
Screen-to-body ratio 84.9%
Display features - Always-On Display
Display tests
RGB color space 96.8%
PWM 238 Hz
Response time 8 ms
Contrast ∞ Infinity
Peak brightness test (auto)
629 nits
Sources: NotebookCheck [3]

Design and build

Height 159.3 mm (6.27 inches)
Width 73.1 mm (2.88 inches)
Thickness 8.6 mm (0.34 inches)
Weight 185 g (6.53 oz)
Waterproof No
Rear material Plastic
Frame material Plastic
Colors White, Black, Blue, Red
Fingerprint scanner Yes, in-display
Screen-to-body ratio
84.9%

Performance

Chipset specifications of the Samsung Galaxy A31
SoC
Chipset Mediatek Helio P65
Max clock 2000 MHz
CPU cores 8 (2 + 6)
Architecture - 6 cores at 1.7 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
Manufacturing TSMC
Lithography process 12 nanometers
Neural processor (NPU) Yes
GPU
Graphics Arm Mali-G52 2EEMC2
GPU shading units 48
GPU clock 820 MHz
FLOPS ~78.7 GFLOPS

Benchmarks

Benchmark results of the Samsung Galaxy A31
Geekbench 6 (Single-Core)
414
Geekbench 6 (Multi-Core)
1183
Compute Score (GPU)
968
Compute Score (GPU) 968
Single-core score 414
Multi-core score 1183
Sources: Geekbench [3]
AnTuTu Benchmark 11
286046
CPU 126654
GPU 16593
Memory 65117
UX 77682
Total score 286046

Recent User Tests

The latest benchmark tests that have been submitted by users
DateBenchmarkResult
πŸ“˜ 2026-05-05 (Π”ΠΌΠΈΡ‚Ρ€ΠΈΠΉ)AnTuTu 11285204
πŸ“˜ 2026-05-01 -> KntbekovvdkgAnTuTu 11241611
πŸ“˜ 2025-12-28 (Π§Π˜Π›Π˜Πš)AnTuTu 11286046
πŸ“˜ 2025-10-30 (Todoshi)AnTuTu 11290447
πŸ“˜ 2024-04-18 (samueltails)Geekbench 6 GPU968
πŸ“˜ 2024-04-18 (samueltails)Geekbench 6 CPU414 / 1183

Memory

RAM
RAM size 4 GB
Memory type LPDDR4X
Memory clock 1866 MHz
Channels 2
Storage
Storage size 64 GB
Storage type eMMC 5.1
Memory card MicroSD
Memory card max size Up to 512 GB

Software

Operating system Android 10 (Can be upgraded to Android 12)
ROM One UI 4.1
OS size 27 GB
OS updates 2 years
Security updates 4 years

Battery

Capacity 5000 mAh
Max charge power 15 W
Battery type Li-Ion
Replaceable No
Wireless charging No
Reverse charging No
Fast charging Yes, Samsung Adaptive Fast Charge (50% in 60 min)
Full charging time 2:25 hr
Battery life tests
Web browsing 10:26 hr
Watching video 14:36 hr
Gaming 05:44 hr
Standby 126 hr
General battery life
25:27 hr

Main camera

Matrix 48 megapixels
Image resolution 8000 x 6000
Zoom Digital
Flash LED
Stabilization Digital
8K video recording No
4K video recording No
1080p video recording Up to 30FPS
Slow motion No
Angle of widest lens 123Β°
Lenses 1) Standard: 48 MP
2) Ultrawide: 8 MP
3) Macro: 5 MP
4) Depth: 5 MP
Camera features - Bokeh mode
- Pro mode
Standard lens
Image resolution 48 MP
Aperture f/2.0
Focal length 26 mm
Sensor Samsung S5KGM2
Sensor size 1/2.0" (β‰ˆ 0.5 inch)
Pixel size 0.8 micron
Autofocus Phase autofocus
Stabilization Digital
Ultra-wide lens
Image resolution 8 MP
Aperture f/2.2
Focal length 13 mm
Sensor size 1/4.0" (β‰ˆ 0.25 inch)
Pixel size 1.12 micron
Stabilization Digital
Macro lens
Image resolution 5 MP
Aperture f/2.4
Stabilization No

Selfie camera

Megapixels 20 megapixels
Image resolution 5963 x 3354
Aperture f/2.2
Sensor CMOS
Autofocus No
Stabilization Digital
Video resolution 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
Bluetooth version 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C
USB version 2
USB features - Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo
NFC* Yes
Infrared port No
Network
Number of SIM* 2
Type of SIM card Nano
Multi SIM mode Standby
eSIM support* No
Hybrid slot No
LTE Cat* 12
2G network GSM850, GSM900, DCS1800, PCS1900
3G network B1 (2100), B2 (1900), B5(850), B8 (900)
4G network B1(2100), B2(1900), B3(1800), B5(850), B7(2600), B8(900), B20(800), B38(2600), B40(2300), B41(2500)
5G support No

Sound

Speakers Mono
Headphone audio jack Yes
FM radio Yes
Dolby Atmos Yes
Speakers test
Max loudness
78.5 dB

Other

Category Mid-range
Announced March 2020
Release date April 2020
Launch price (MSRP) $210
Successor - Samsung Galaxy A37 5G
SAR (head) 0.49 W/kg
SAR (body) 1.68 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! Some specifications of the Galaxy A31 may differ by country or region

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