Samsung Galaxy A51

Samsung Galaxy A51
  • Screen: 6.5" Super AMOLED - 1080 x 2400
  • SoC: Samsung Exynos 9 Octa 9611
  • Camera: 4 (48 MP + 12 MP + 5 MP + 5 MP)
  • Battery: 4000 mAh
  • OS: Android 13
  • Weight: 172 grams (6.07 oz)
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Review

Display
53
Camera
37
Performance
20
Gaming
14
Battery
43
Connectivity
59
NanoReview Score
38
Compare Samsung Galaxy A51 with other phones

Full specifications

Detailed specifications, tests, and benchmarks of the Samsung Galaxy A51

Display

Type Super AMOLED
Size 6.5 inches
Resolution 1080 x 2400 pixels
Aspect ratio 20:9
PPI 405 ppi
Refresh rate 60 Hz
Adaptive refresh rate No
Max rated brightness 400 nits
HDR support No
Screen protection Corning Gorilla Glass 3
Screen-to-body ratio 87.5%
Display features - Always-On Display
Display tests
RGB color space 98.8%
PWM 242 Hz
Response time 25 ms
Contrast ∞ Infinity
Peak brightness test (auto)
630 nits
Sources: NotebookCheck [3]

Design and build

Height 158.5 mm (6.24 inches)
Width 73.6 mm (2.9 inches)
Thickness 7.9 mm (0.31 inches)
Weight 172 g (6.07 oz)
Waterproof No
Rear material Plastic
Frame material Plastic
Colors White, Black
Fingerprint scanner Yes, in-display
Screen-to-body ratio
87.5%

Performance

Chipset specifications of the Samsung Galaxy A51
SoC
Chipset Samsung Exynos 9 Octa 9611
Max clock 2300 MHz
CPU cores 8 (4 + 4)
Architecture - 4 cores at 1.7 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Cortex-A73
Manufacturing Samsung
Lithography process 10 nanometers
Neural processor (NPU) Yes
GPU
Graphics Mali-G72 MP3
GPU shading units 36
GPU clock 850 MHz
FLOPS ~61.2 GFLOPS

Benchmarks

Benchmark results of the Samsung Galaxy A51
Geekbench 6 (Single-Core)
372
Geekbench 6 (Multi-Core)
1204
Compute Score (GPU)
745
Compute Score (GPU) 745
Single-core score 372
Multi-core score 1204
Sources: Geekbench [3]
AnTuTu Benchmark 11
352699
CPU 135389
GPU 30103
Memory 90583
UX 96624
Total score 352699

Recent User Tests

The latest benchmark tests that have been submitted by users
DateBenchmarkResult
πŸ“˜ 2026-08-30 (Aginves)AnTuTu 11357049
πŸ“˜ 2026-08-28 (ROBIZ)AnTuTu 11331364
πŸ“˜ 2026-07-15 (Somya Lohiya)AnTuTu 11298360
πŸ“˜ 2026-06-20 (14burgos)AnTuTu 11393276
πŸ“˜ 2026-06-15 (Robiz)AnTuTu 11302904
πŸ“˜ 2026-05-16 (CongNguyenlatao)AnTuTu 11387372
πŸ“˜ 2026-05-11 (Moex)AnTuTu 11371721
πŸ“˜ 2026-05-08 -> doruk9611AnTuTu 11375716

Memory

RAM
RAM size 4 GB
Memory type LPDDR4X
Memory clock 1866 MHz
Channels 2
Storage
Storage size 64 GB
Storage type UFS 2.0
Memory card MicroSD
Memory card max size Up to 512 GB

Software

Operating system Android 10 (Can be upgraded to Android 13)
ROM One UI 5.1
OS size 23 GB
OS updates 2 years
Security updates 4 years

Battery

Capacity 4000 mAh
Max charge power 15 W
Battery type Li-Po
Replaceable No
Wireless charging No
Reverse charging No
Fast charging Yes (40% in 35 min)
Full charging time 1:50 hr
Battery life tests
Web browsing 07:15 hr
Watching video 11:25 hr
Gaming 04:49 hr
Standby 81 hr
General battery life
17:53 hr

Main camera

Matrix 48 megapixels
Image resolution 8000 x 6000
Zoom Digital
Flash LED
Stabilization Digital
8K video recording No
4K video recording Up to 30FPS
1080p video recording Up to 30FPS
Slow motion 960 FPS (720p)
Angle of widest lens 120Β°
Lenses 1) Standard: 48 MP
2) Ultrawide: 12 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 Sony IMX582
Sensor size 1/2" (β‰ˆ 0.5 inch)
Pixel size 0.8 micron
Autofocus Phase autofocus
Stabilization Digital
Ultra-wide lens
Image resolution 12 MP
Aperture f/2.2
Focal length 13 mm
Pixel size 1.12 micron
Stabilization Digital
Macro lens
Image resolution 5 MP
Aperture f/2.4
Focal length 40 mm
Pixel size 1.12 micron
Stabilization Digital

Selfie camera

Megapixels 32 megapixels
Image resolution 6560 x 4928
Aperture f/2.2
Focal length 26 mm
Sensor Samsung S5KGD1
Sensor size 1/2.8" (β‰ˆ 0.36 inch)
Pixel size 0.8 micron
Autofocus No
Stabilization Digital
Video resolution 2160p (4K) at 30 FPS
Depth sensor (TOF 3D) No

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
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 GSM 850 / 900 / 1800 / 2100 / 2600
3G network UMTS 850 / 900 / 1900 / 2100
4G network LTE 850 / 900 / 1800 / 2100 / 2600
5G support No

Sound

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

Other

Category Mid-range
Announced December 2019
Release date December 2019
Launch price (MSRP) $399
Successor - Samsung Galaxy A57 5G
SAR (head) 0.596 W/kg
SAR (body) 1.45 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! Some specifications of the Galaxy A51 may differ by country or region

Comments (1)

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Avatar
Arung Danish Zufar January 13, 2025 at 03:13 AM
Nostalgic phone, to have a feeling of an old flagship phone
+3 Reply