Samsung Galaxy A31
[ SAMSUNG ] Smartphones

Samsung Galaxy A31

Overall Score
40/100
GRADE D · Poor
Key Technical Specifications
Processor (CPU) 126654
Graphics (GPU) 16593
[ EXPERT VERDICT · SUMMARY ]

Samsung Galaxy A31 is an engineering-tested smartphones achieving an overall rating of 40/100. It is positioned for balanced everyday compute and power efficiency.

Benchmark Performance Scores

Normalized 0–100 Scale
Gaming
14/100
Rating: Poor
NanoReview Score
40/100
Rating: Poor
Performance
18/100
Rating: Poor

Detailed Technical Specifications

Battery

Battery specifications for Samsung Galaxy A31
Specification Value
Battery type Li-Ion
Capacity 5000 mAh
Fast charging Yes, Samsung Adaptive Fast Charge (50% in 60 min)
Full charging time 2:25 hr
Gaming 05:44 hr
Max charge power 15 W
Replaceable No
Reverse charging No
Standby 126 hr
Watching video 14:36 hr
Web browsing 10:26 hr
Wireless charging No

Benchmarks

Benchmarks specifications for Samsung Galaxy A31
Specification Value
CPU 126654
Compute Score (GPU) 968
GPU 16593
Memory 65117
Multi-core score 1183
Single-core score 414
Total score 286046
UX 77682

Connectivity

Connectivity specifications for Samsung Galaxy A31
Specification Value
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
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
Bluetooth version 5
GPS GPS, GLONASS, Beidou, Galileo
Hybrid slot No
Infrared port No
LTE Cat* 12
Multi SIM mode Standby
NFC* Yes
Number of SIM* 2
Type of SIM card Nano
USB features - Charging- USB-Storage mode- OTG
USB type USB Type-C
USB version 2
Wi-Fi features - Dual Band- Wi-Fi Direct- Wi-Fi Hotspot
Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac)
eSIM support* No

Design and build

Design and build specifications for Samsung Galaxy A31
Specification Value
Colors White, Black, Blue, Red
Fingerprint scanner Yes, in-display
Frame material Plastic
Height 159.3 mm (6.27 inches)
Rear material Plastic
Thickness 8.6 mm (0.34 inches)
Waterproof No
Weight 185 g (6.53 oz)
Width 73.1 mm (2.88 inches)

Display

Display specifications for Samsung Galaxy A31
Specification Value
Adaptive refresh rate No
Aspect ratio 20:9
Contrast ∞ Infinity
Display features - Always-On Display
HDR support No
Max rated brightness 600 nits
PPI 411 ppi
PWM 238 Hz
RGB color space 96.8%
Refresh rate 60 Hz
Resolution 1080 x 2400 pixels
Response time 8 ms
Screen protection Tempered glass
Screen-to-body ratio 84.9%
Size 6.4 inches
Type Super AMOLED

Main camera

Main camera specifications for Samsung Galaxy A31
Specification Value
1080p video recording Up to 30FPS
4K video recording No
8K video recording No
Angle of widest lens 123°
Aperture f/2.0
Autofocus Phase autofocus
Camera features - Bokeh mode- Pro mode
Flash LED
Focal length 26 mm
Image resolution 8000 x 6000
Lenses 1) Standard: 48 MP2) Ultrawide: 8 MP3) Macro: 5 MP4) Depth: 5 MP
Matrix 48 megapixels
Pixel size 0.8 micron
Sensor Samsung S5KGM2
Sensor size 1/2.0" (≈ 0.5 inch)
Slow motion No
Stabilization Digital
Zoom Digital

Memory

Memory specifications for Samsung Galaxy A31
Specification Value
Channels 2
Memory card MicroSD
Memory card max size Up to 512 GB
Memory clock 1866 MHz
Memory type LPDDR4X
RAM size 4 GB
Storage size 64 GB
Storage type eMMC 5.1

Other

Other specifications for Samsung Galaxy A31
Specification Value
Announced March 2020
Category Mid-range
Launch price (MSRP) $210
Release date April 2020
SAR (body) 1.68 W/kg
SAR (head) 0.49 W/kg
Sensors - Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint
Successor -Samsung Galaxy A37 5G

Performance

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

Recent User Tests

Recent User Tests specifications for Samsung Galaxy A31
Specification Value
Date Benchmark
📘 2024-04-18(samueltails) GeekBench GPU
📘 2025-10-30(Todoshi) AnTuTu
📘 2025-12-28(ЧИЛИK) AnTuTu
📘 2026-05-01->Kntbekovvdkg AnTuTu
📘 2026-05-05(Дмитpий) AnTuTu

Selfie camera

Selfie camera specifications for Samsung Galaxy A31
Specification Value
Depth sensor (TOF 3D) No
Megapixels 20 megapixels
Video resolution 1080p (Full HD) at 30 FPS

Software

Software specifications for Samsung Galaxy A31
Specification Value
OS size 27 GB
OS updates 2 years
Operating system Android 10 (Can be upgraded to Android 12)
ROM One UI 4.1
Security updates 4 years

Sound

Sound specifications for Samsung Galaxy A31
Specification Value
Dolby Atmos Yes
FM radio Yes
Headphone audio jack Yes
Speakers Mono

Strengths & Limitations

Key Advantages

  • Comprehensive positive benchmark metrics recorded.

Key Considerations

  • No major hardware limitations flagged during benchmark run.

Direct Competitors & Alternatives

Methodology, Provenance & Verification

Score version 2026.1 · Data verified 2026-08-26 · Source: official manufacturer datasheets and standardized reproducible benchmark suites (Geekbench 6, Cinebench R24, 3DMark).

Original manufacturer documentation ↗

← Read Full Scoring Methodology Report Data Discrepancy