Samsung Galaxy S24 FE vs Galaxy A51

Here we compared two smartphones: the 6.7-inch Samsung Galaxy S24 FE (with Exynos 2400e) that was released on September 26, 2024, against the Samsung Galaxy A51, which is powered by Exynos 9 Octa 9611 and came out 4 years and 10 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy S24 FE
  • Waterproof body (IP68 classification)
  • 5.6x better performance in AnTuTu Benchmark (1977K versus 352K)
  • The rear camera has a 3x optical zoom
  • Higher display refresh rate – 120 Hz
  • Delivers 116% higher peak brightness (1372 against 635 nits)
  • Has 2x more RAM: 8GB versus 4GB
  • Shows 29% longer battery life (23:02 vs 17:53 hours)
  • Handles wireless charging up to 15W
  • Newer Bluetooth version (v5.3)
  • Optical image stabilization
  • More recent OS version: Android 16 versus 13
  • More energy-efficient CPU – Exynos 2400e
  • Comes with 700 mAh larger battery capacity: 4700 vs 4000 mAh
Reasons to consider the Samsung Galaxy A51
  • Expandable storage via MicroSD card up to 512GB
  • Has 2 SIM card slots
  • Weighs 41 grams less
  • Includes a 3.5 mm headphone audio jack port

Review

Evaluation of Samsung Galaxy S24 FE and Galaxy A51 crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
DeviceFacts Score
Final comparison evaluation
Select your primary usage scenario to get a more accurate DeviceFacts Score
📱 Primary usage:

Value for money (Beta)

Should I update?
No 99% Yes
Yes, this is a clear and meaningful upgrade.
Updating from Samsung Galaxy A51 to Samsung Galaxy S24 FE is a clear step forward, and the improvements should be easy to notice.
Main improvements: performance, gaming, and camera.

Tests and specifications

Comparison table of technical specifications and tests

Display

Type Dynamic AMOLED Super AMOLED
Size 6.7 inches 6.5 inches
Resolution 1080 x 2340 pixels 1080 x 2400 pixels
Aspect ratio 19.5:9 20:9
PPI 385 ppi 405 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max rated brightness 1300 nits 400 nits
Max rated brightness in HDR 1900 nits -
HDR support Yes, HDR10+ No
Screen protection Gorilla Glass Victus Plus Corning Gorilla Glass 3
Screen-to-body ratio 88% 87.5%
Display features - DCI-P3
- Always-On Display
- Always-On Display
Display tests
RGB color space 100% 98.8%
PWM 120 Hz 242 Hz
Response time 2 ms 25 ms
Contrast ∞ Infinity ∞ Infinity
Screen space comparison
Galaxy S24 FE
6.7″ (19.5:9 ratio) = 17.1 in2
Galaxy A51
6.5″ (20:9 ratio) = 15.8 in2
~8% more screen space
Peak brightness test (auto)
1372 nits
635 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 162 mm (6.38 inches) 158.5 mm (6.24 inches)
Width 77.3 mm (3.04 inches) 73.6 mm (2.9 inches)
Thickness 8 mm (0.31 inches) 7.9 mm (0.31 inches)
Weight 213 g (7.51 oz) 172 g (6.07 oz)
Waterproof IP68 No
Advanced cooling Vapor chamber -
Rear material Glass Plastic
Frame material Metal Plastic
Colors Black, Gray, Blue, Green, Yellow White, Black
Fingerprint scanner Yes, in-display Yes, in-display
Repairability Good (3.11/5) -
Drop resistance Excellent (A) · 270 drops -
Screen-to-body ratio
88%
87.5%

Performance

Chipset specifications of Samsung Galaxy S24 FE and Samsung Galaxy A51
SoC
Chipset Samsung Exynos 2400e Samsung Exynos 9 Octa 9611
Max clock 3110 MHz 2300 MHz
CPU cores 10 (1 + 2 + 3 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.95 GHz: Cortex-A520
- 3 cores at 2.6 GHz: Cortex-A720
- 2 cores at 2.9 GHz: Cortex-A720
- 1 core at 3.11 GHz: Cortex-X4
- 4 cores at 1.7 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Cortex-A73
L3 cache 8 MB -
Manufacturing Samsung Samsung
Lithography process 4 nanometers 10 nanometers
Neural processor (NPU) Yes Yes
GPU
Graphics Xclipse 940 Mali-G72 MP3
GPU shading units 768 36
GPU clock 1095 MHz 850 MHz
FLOPS ~3406.8 GFLOPS ~61.2 GFLOPS

Benchmarks

Benchmark comparison of Samsung Galaxy S24 FE and Samsung Galaxy A51
Geekbench 6 (Single-Core)
2045
Geekbench 6 (Multi-Core)
6397
1204
Compute Score (GPU)
Galaxy S24 FE +2130%
16611
Compute Score (GPU) 16611 745
Single-core score 2045 372
Multi-core score 6397 1204
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
1977269
352699
CPU 675682 135389
GPU 670589 30103
Memory 229976 90583
UX 401022 96624
Total score 1977269 352699
Samples [55 tests] [10 tests]
3DMark Steel Nomad Light
Stability 70% -
Graphics test 13 FPS -
Graphics score 1769 -
3DMark Solar Bay
Graphics test 29 FPS -
Section 1 35 FPS -
Section 2 28 FPS -
Section 3 24 FPS -
Graphics score 7699 -
Sources: 3DMark [5], [6]
PCMark 3.0
Web score 15997 -
Video editing 8031 -
Photo editing 33878 -
Data manipulation 12347 -
Writing score 19836 -

Recent User Tests

The latest benchmark tests that have been submitted by users
Samsung Galaxy S24 FE
DateBenchmarkResult
📘 2026-10-12 -> bo177575AnTuTu 122370118
📘 2026-10-12 (Abs)AnTuTu 112053895
📘 2026-09-21 (Vishnu)AnTuTu 122276561
📘 2026-09-08 -> lUjekShCPU Throttle81%
📘 2026-09-08 -> lUjekShAnTuTu 122134029
Samsung Galaxy A51
DateBenchmarkResult
📘 2026-08-30 (Aginves)AnTuTu 11357049
📘 2026-08-28 (ROBIZ)AnTuTu 11331364
📘 2026-07-15 (Somya Lohiya)AnTuTu 11298360
📘 2026-06-20 (14burgos)AnTuTu 11393276
📘 2026-06-15 (Robiz)AnTuTu 11302904

Memory

RAM
RAM size 8 GB 4 GB
Memory type LPDDR5X LPDDR4X
Memory clock 4200 MHz 1866 MHz
Channels 4 2
Storage
Storage size 128 GB 64 GB
Storage type UFS 4.0 UFS 2.0
Memory card No MicroSD
Memory card max size - Up to 512 GB

Software

Operating system Android 14 (Can be upgraded to Android 16) Android 10 (Can be upgraded to Android 13)
ROM One UI 8.0 One UI 5.1
OS size 23.5 GB 23 GB
OS updates 4 years 2 years
Security updates 7 years 4 years

Battery

Capacity 4700 mAh 4000 mAh
Max charge power 25 W 15 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging Yes (15 W) No
Reverse charging Yes, (wireless) No
Bypass charging No -
Fast charging Yes (56% in 30 min) Yes (40% in 35 min)
Full charging time 1:10 hr 1:50 hr
Battery cycles 2000 cycles -
Battery life tests
Web browsing 07:20 hr 07:15 hr
Watching video 13:33 hr 11:25 hr
Gaming 05:11 hr 04:49 hr
Standby 129 hr 81 hr
General battery life
23:02 hr
17:53 hr

Main camera

Matrix 50 megapixels 48 megapixels
Image resolution 8160 x 6120 8000 x 6000
Zoom Optical, 3x Digital
Flash LED LED
Stabilization Optical Digital
8K video recording Up to 30FPS No
4K video recording Up to 120FPS Up to 30FPS
1080p video recording Up to 120FPS Up to 30FPS
Slow motion 960 FPS (720p) 960 FPS (720p)
Angle of widest lens 123° 120°
Lenses 1) Standard: 50 MP
2) Telephoto: 8 MP
3) Ultrawide: 12 MP
1) Standard: 48 MP
2) Ultrawide: 12 MP
3) Macro: 5 MP
4) Depth: 5 MP
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Standard lens
Image resolution 50 MP 48 MP
Aperture f/1.8 f/2.0
Focal length 24 mm 26 mm
Sensor Samsung ISOCELL S5KGN3 Sony IMX582
Sensor size 1/1.57" (≈ 0.64 inch) 1/2" (≈ 0.5 inch)
Pixel size 1 micron 0.8 micron
Autofocus Phase autofocus (Dual Pixel) Phase autofocus
Stabilization Optical Digital
Telephoto lens
Image resolution 8 MP -
Aperture f/2.4 -
Focal length 75 mm -
Sensor OmniVision OV08A10 -
Sensor size 1/4.4" (≈ 0.23 inch) -
Pixel size 1 micron -
Stabilization Optical -
Ultra-wide lens
Image resolution 12 MP 12 MP
Aperture f/2.2 f/2.2
Focal length 13 mm 13 mm
Sensor Samsung S5K3L6 -
Sensor size 1/3.0" (≈ 0.33 inch) -
Pixel size 1.12 micron 1.12 micron
Stabilization Digital Digital
Macro lens
Image resolution - 5 MP
Aperture - f/2.4
Focal length - 40 mm
Pixel size - 1.12 micron
Stabilization - Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh 60 -
Preview 69 -
Zoom 126 -
Samples Photo samples of Samsung Galaxy S24 FE from DxOMark -

Selfie camera

Megapixels 10 megapixels 32 megapixels
Image resolution 3648 x 2736 6560 x 4928
Aperture f/2.4 f/2.2
Focal length 26 mm 26 mm
Sensor Samsung S5K3J1 Samsung S5KGD1
Sensor size 1/2.65" (≈ 0.38 inch) 1/2.8" (≈ 0.36 inch)
Pixel size 1.22 micron 0.8 micron
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5
Bluetooth features LE PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
DisplayPort Yes -
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo
NFC* Yes Yes
Infrared port No No
Network
Number of SIM* 1 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* Yes No
Hybrid slot No No
LTE Cat* 20 12
5G support Yes No

Sound

Speakers Stereo Mono
Headphone audio jack No Yes
FM radio No Yes
Dolby Atmos Yes Yes
Speakers test
Max loudness
91.9 dB
81.7 dB

Other

Category Flagship Mid-range
Announced September 2024 December 2019
Release date October 2024 December 2019
Launch price (MSRP) $649 $399
Successor - Samsung Galaxy S25 FE - Samsung Galaxy A57 5G
SAR (head) 0.86 W/kg 0.596 W/kg
SAR (body) 1.29 W/kg 1.45 W/kg
Sensors - Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Not included -
Further details
Notes on Galaxy S24 FE:
    - The 128 GB variant features UFS 3.1 memory, other models have UFS 4.0.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy S24 FE is definitely a better buy.

Cast your vote

So, which phone would you choose?
17 (89.5%)
2 (10.5%)
Total votes: 19

User opinions

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