Samsung Galaxy A51 vs Samsung Galaxy S25 Edge
The Samsung Galaxy A51 (2020) runs on the Exynos 9611, while the Samsung Galaxy S25 Edge (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $399 and $1099. By overall MobileRank rating, the Samsung Galaxy S25 Edge leads — 75/100 vs 34/100 (a 41-point difference). Key differences: the Samsung Galaxy A51 has the bigger battery (4000 mAh vs 3900); the main camera is 48 MP vs 200 MP; the Samsung Galaxy S25 Edge is faster in AnTuTu (3,034,849 vs 355,351); the Samsung Galaxy S25 Edge is thinner (5.8mm vs 7.9mm).
Samsung Galaxy A51
Samsung Galaxy S25 Edge
- Bigger battery: 4000 vs 3900 mAh
- Cheaper at launch: $399 vs $1099
- Overall rating 34/100
- Higher AnTuTu: 3034849 vs 355351
- Better Geekbench Single: 2970 vs 365
- Better Geekbench Multi: 9490 vs 1107
- Better main camera: 200MP vs 48MP
- Higher refresh rate: 120Hz vs 60Hz
- Lighter: 163g vs 172g
- Higher performance (91/100 vs 25/100)
- Better camera (73/100 vs 36/100)
- Longer battery life (29/100 vs 25/100)
- Better display (89/100 vs 51/100)
- Better portability (97/100 vs 77/100)
Comparing the Samsung Galaxy A51 vs the Samsung Galaxy S25 Edge, the Samsung Galaxy S25 Edge scores 41 points higher (75/100 vs 34/100). In the "performance" category, the Samsung Galaxy S25 Edge leads (91/100 vs 25/100). In the "camera" category, the Samsung Galaxy S25 Edge leads (73/100 vs 36/100). Value score: Samsung Galaxy A51 — 6/100, Samsung Galaxy S25 Edge — 62/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (91/100 vs 25/100). In the "display" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (89/100 vs 51/100). In the "camera" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (73/100 vs 36/100). In the "battery" category, the Samsung Galaxy S25 Edge and the Samsung Galaxy A51 are nearly equal (29/100 vs 25/100). In the "portability" category, the Samsung Galaxy S25 Edge notably outperforms the Samsung Galaxy A51 (97/100 vs 77/100).
| Specification | Samsung Galaxy A51 | Samsung Galaxy S25 Edge | |
|---|---|---|---|
| Processor | Exynos 9611 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 355351 | 3034849 | |
| Geekbench Single | 365 | 2970 | |
| Geekbench Multi | 1107 | 9490 | |
| Display | 6.5" AMOLED | 6.7" Dynamic AMOLED 2X | |
| Resolution | — | 3120x1440 | |
| Refresh rate | 60 Hz | 120 Hz | |
| Battery | 4000 mAh | 3900 mAh | |
| Charging | — | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 140 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 0 MP | 12 MP | |
| Front camera | 32 MP | 12 MP | |
| RAM | 4GB / 6GB | 12GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | — | Android 15 / One UI 7 | |
| NFC | yes | yes | |
| Protection | — | IP68 | |
| Dimensions | 158.5×73.6×7.9 mm | 158.2×75.6×5.8 mm | |
| Weight | 172 g | 163 g | |
| Launch price | $399 | $1099 |
Samsung Galaxy A51
- Main: 48MP
- Front: 32MP
Samsung Galaxy S25 Edge
- Main: 200MP f/f/1.7
- Ultrawide: 12MP
- Front: 12MP
Samsung Galaxy A51
- 6.5" AMOLED
- Refresh rate: 60 Hz
Samsung Galaxy S25 Edge
- 6.7" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Samsung Galaxy A51
- 4000 mAh
- No wireless charging
Samsung Galaxy S25 Edge
- 3900 mAh
- Wired: 25W
- Wireless: 15W
We compared Samsung Galaxy A51 and Samsung Galaxy S25 Edge, covering their specs and all relevant benchmarks.
Samsung Galaxy S25 Edge leads Samsung Galaxy A51 by 88.3% in our overall performance rating.
Launch price difference: $700. Samsung Galaxy A51 was $700 cheaper at launch.
performance
In the "performance" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (91/100 vs 25/100).
display
In the "display" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (89/100 vs 51/100).
camera
In the "camera" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 (73/100 vs 36/100).
battery
In the "battery" category, the Samsung Galaxy S25 Edge and the Samsung Galaxy A51 are nearly equal (29/100 vs 25/100).
portability
In the "portability" category, the Samsung Galaxy S25 Edge notably outperforms the Samsung Galaxy A51 (97/100 vs 77/100).
Which is better: the Samsung Galaxy A51 or the Samsung Galaxy S25 Edge?
The Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy A51 by 41 points (75/100 vs 34/100).
What is the rating of the Samsung Galaxy A51 and the Samsung Galaxy S25 Edge?
The Samsung Galaxy A51 has a MobileRank rating of 34/100, the Samsung Galaxy S25 Edge — 75/100.
Which has the better camera: the Samsung Galaxy A51 or the Samsung Galaxy S25 Edge?
The Samsung Galaxy S25 Edge leads on camera score (73/100 vs 36/100).
Which is more powerful: the Samsung Galaxy A51 or the Samsung Galaxy S25 Edge?
The Samsung Galaxy S25 Edge leads on performance (91/100 vs 25/100).
Should you choose the Samsung Galaxy A51 over the Samsung Galaxy S25 Edge?
The Samsung Galaxy A51 is a better fit for everyday use. The Samsung Galaxy S25 Edge is a better fit for gamers and power users.