Samsung Galaxy M21 vs Samsung Galaxy S25 Edge
The Samsung Galaxy M21 (2020) runs on the Exynos 9611, while the Samsung Galaxy S25 Edge (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Samsung Galaxy S25 Edge leads — 75/100 vs 42/100 (a 33-point difference). Key differences: the Samsung Galaxy M21 has the bigger battery (6000 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 has NFC for contactless payments, the Samsung Galaxy M21 doesn't; the Samsung Galaxy S25 Edge is noticeably lighter (163g vs 188g).
Profile comparison
Category scores
Samsung Galaxy M21
Samsung Galaxy S25 Edge
What makes Samsung Galaxy M21 better?
- Bigger battery: 6000 vs 3900 mAh
- Longer battery life (51/100 vs 29/100)
What makes Samsung Galaxy S25 Edge better?
- Higher AnTuTu: 3034849 vs 355351
- Better Geekbench Single: 2970 vs 365
- Better Geekbench Multi: 9490 vs 1107
- Faster charging: 25W vs 15W
- Better main camera: 200MP vs 48MP
- Lighter: 163g vs 188g
- Higher performance (91/100 vs 25/100)
- Better camera (73/100 vs 36/100)
- Better display (89/100 vs 83/100)
- Better portability (97/100 vs 57/100)
Comparison verdict
Comparing the Samsung Galaxy M21 vs the Samsung Galaxy S25 Edge, the Samsung Galaxy S25 Edge scores 33 points higher (75/100 vs 42/100). 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). In the "battery" category, the Samsung Galaxy M21 leads (51/100 vs 29/100). In the "performance" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (91/100 vs 25/100). In the "display" category, the Samsung Galaxy S25 Edge is a bit better (89/100 vs 83/100). In the "camera" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (73/100 vs 36/100). In the "battery" category, the Samsung Galaxy M21 notably outperforms the Samsung Galaxy S25 Edge (51/100 vs 29/100). In the "portability" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (97/100 vs 57/100).
Specs comparison
| Specification | Samsung Galaxy M21 | Samsung Galaxy S25 Edge | |
|---|---|---|---|
| Processor | Exynos 9611 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 355351 | 3034849 | |
| Geekbench Single | 365 | 2970 | |
| Geekbench Multi | 1107 | 9490 | |
| Display | 6.4" Super AMOLED | 6.7" Dynamic AMOLED 2X | |
| Resolution | 1080x2340 | 3120x1440 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 3900 mAh | |
| Charging | 15W | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 140 | |
| Main camera | 48 MP | 200 MP | |
| Ultrawide | 8 MP | 12 MP | |
| Front camera | 20 MP | 12 MP | |
| RAM | 4GB / 6GB | 12GB | |
| Storage | 64GB / 128GB | 256GB / 512GB | |
| OS | Android 10.0; One UI 2 | Android 15 / One UI 7 | |
| Brightness (peak) | 420 nits | 2600 nits | |
| NFC | no | yes | |
| Protection | — | IP68 | |
| Dimensions | 159.0×75.1×8.9 mm | 158.2×75.6×5.8 mm | |
| Weight | 188 g | 163 g | |
| Launch price | — | $1099 |
Camera comparison
Samsung Galaxy M21
- Main: 48MP f/2.0
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy S25 Edge
- Main: 200MP f/1.7
- Ultrawide: 12MP
- Front: 12MP
Display comparison
Samsung Galaxy M21
- 6.4" Super AMOLED
- Resolution: 1080x2340
- Refresh rate: —
Samsung Galaxy S25 Edge
- 6.7" Dynamic AMOLED 2X
- Resolution: 3120x1440
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy M21
- 6000 mAh
- Wired: 15W
- No wireless charging
Samsung Galaxy S25 Edge
- 3900 mAh
- Wired: 25W
- Wireless: 15W
Overall performance score
We compared Samsung Galaxy M21 and Samsung Galaxy S25 Edge, covering their specs and all relevant benchmarks.
Samsung Galaxy S25 Edge leads Samsung Galaxy M21 by 88.3% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy M21
Price unknownDetailed category analysis
performance
In the "performance" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (91/100 vs 25/100).
display
In the "display" category, the Samsung Galaxy S25 Edge is a bit better (89/100 vs 83/100).
camera
In the "camera" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (73/100 vs 36/100).
battery
In the "battery" category, the Samsung Galaxy M21 notably outperforms the Samsung Galaxy S25 Edge (51/100 vs 29/100).
portability
In the "portability" category, the Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 (97/100 vs 57/100).
Frequently asked questions
Which is better: the Samsung Galaxy M21 or the Samsung Galaxy S25 Edge?
The Samsung Galaxy S25 Edge significantly outperforms the Samsung Galaxy M21 by 33 points (75/100 vs 42/100).
What is the rating of the Samsung Galaxy M21 and the Samsung Galaxy S25 Edge?
The Samsung Galaxy M21 has a MobileRank rating of 42/100, the Samsung Galaxy S25 Edge — 75/100.
Which has the better camera: the Samsung Galaxy M21 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 M21 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 M21 over the Samsung Galaxy S25 Edge?
The Samsung Galaxy S25 Edge is a better fit for gamers and power users.