Samsung Galaxy M31s vs Samsung Galaxy Z Fold 7
The Samsung Galaxy M31s (2020) runs on the Exynos 9611, while the Samsung Galaxy Z Fold 7 (2025) runs on the Qualcomm Snapdragon 8 Elite. By overall MobileRank rating, the Samsung Galaxy Z Fold 7 leads — 75/100 vs 45/100 (a 30-point difference). Key differences: the Samsung Galaxy M31s has the bigger battery (6000 mAh vs 4400); the main camera is 64 MP vs 200 MP; the Samsung Galaxy Z Fold 7 is faster in AnTuTu (3,065,623 vs 355,351); the Samsung Galaxy Z Fold 7 is thinner (4.2mm vs 9.3mm).
Samsung Galaxy M31s
Samsung Galaxy Z Fold 7
- Bigger battery: 6000 vs 4400 mAh
- Lighter: 203g vs 215g
- Longer battery life (52/100 vs 39/100)
- Better display (83/100 vs 78/100)
- Higher AnTuTu: 3065623 vs 355351
- Better Geekbench Single: 2910 vs 365
- Better Geekbench Multi: 9174 vs 1107
- Better main camera: 200MP vs 64MP
- Higher performance (91/100 vs 25/100)
- Better camera (76/100 vs 50/100)
- Better portability (66/100 vs 43/100)
Comparing the Samsung Galaxy M31s vs the Samsung Galaxy Z Fold 7, the Samsung Galaxy Z Fold 7 scores 30 points higher (75/100 vs 45/100). In the "performance" category, the Samsung Galaxy Z Fold 7 leads (91/100 vs 25/100). In the "camera" category, the Samsung Galaxy Z Fold 7 leads (76/100 vs 50/100). In the "battery" category, the Samsung Galaxy M31s leads (52/100 vs 39/100). In the "performance" category, the Samsung Galaxy Z Fold 7 significantly outperforms the Samsung Galaxy M31s (91/100 vs 25/100). In the "display" category, the Samsung Galaxy M31s is a bit better (83/100 vs 78/100). In the "camera" category, the Samsung Galaxy Z Fold 7 notably outperforms the Samsung Galaxy M31s (76/100 vs 50/100). In the "battery" category, the Samsung Galaxy M31s is a bit better (52/100 vs 39/100). In the "portability" category, the Samsung Galaxy Z Fold 7 notably outperforms the Samsung Galaxy M31s (66/100 vs 43/100).
| Specification | Samsung Galaxy M31s | Samsung Galaxy Z Fold 7 | |
|---|---|---|---|
| Processor | Exynos 9611 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 355351 | 3065623 | |
| Geekbench Single | 365 | 2910 | |
| Geekbench Multi | 1107 | 9174 | |
| Display | 6.5" Super AMOLED | 8.0" Dynamic AMOLED 2X | |
| Resolution | 1080x2400 | 2184x1968 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 4400 mAh | |
| Charging | 25W | 25W | |
| Wireless charging | 0W | 15W | |
| DXOMark (camera) | — | 145 | |
| Main camera | 64 MP | 200 MP | |
| Ultrawide | 12 MP | 12 MP | |
| Telephoto | 0 MP | 10 MP | |
| Front camera | 32 MP | 10 MP | |
| RAM | 6GB / 8GB | 12GB / 16GB | |
| Storage | 128GB | 256GB / 512GB / 1TB | |
| OS | Android 10, One UI 2.0 | Android 16 / One UI 8 | |
| Brightness (peak) | — | 2600 nits | |
| NFC | yes | yes | |
| Protection | — | IP48 | |
| Dimensions | 159.3×74.4×9.3 mm | 158.4×143.2×4.2 mm | |
| Weight | 203 g | 215 g | |
| Launch price | — | $1999 |
Samsung Galaxy M31s
- Main: 64MP f/f/1.8
- Ultrawide: 12MP
- Front: 32MP
Samsung Galaxy Z Fold 7
- Main: 200MP f/f/1.7
- Ultrawide: 12MP
- Telephoto: 10MP
- Front: 10MP
Samsung Galaxy M31s
- 6.5" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Samsung Galaxy Z Fold 7
- 8.0" Dynamic AMOLED 2X
- Resolution: 2184x1968
- Refresh rate: 120 Hz
Samsung Galaxy M31s
- 6000 mAh
- Wired: 25W
- No wireless charging
Samsung Galaxy Z Fold 7
- 4400 mAh
- Wired: 25W
- Wireless: 15W
We compared Samsung Galaxy M31s and Samsung Galaxy Z Fold 7, covering their specs and all relevant benchmarks.
Samsung Galaxy Z Fold 7 leads Samsung Galaxy M31s by 88.4% in our overall performance rating.
Samsung Galaxy M31s
Price unknownperformance
In the "performance" category, the Samsung Galaxy Z Fold 7 significantly outperforms the Samsung Galaxy M31s (91/100 vs 25/100).
display
In the "display" category, the Samsung Galaxy M31s is a bit better (83/100 vs 78/100).
camera
In the "camera" category, the Samsung Galaxy Z Fold 7 notably outperforms the Samsung Galaxy M31s (76/100 vs 50/100).
battery
In the "battery" category, the Samsung Galaxy M31s is a bit better (52/100 vs 39/100).
portability
In the "portability" category, the Samsung Galaxy Z Fold 7 notably outperforms the Samsung Galaxy M31s (66/100 vs 43/100).
Which is better: the Samsung Galaxy M31s or the Samsung Galaxy Z Fold 7?
The Samsung Galaxy Z Fold 7 significantly outperforms the Samsung Galaxy M31s by 30 points (75/100 vs 45/100).
What is the rating of the Samsung Galaxy M31s and the Samsung Galaxy Z Fold 7?
The Samsung Galaxy M31s has a MobileRank rating of 45/100, the Samsung Galaxy Z Fold 7 — 75/100.
Which has the better camera: the Samsung Galaxy M31s or the Samsung Galaxy Z Fold 7?
The Samsung Galaxy Z Fold 7 leads on camera score (76/100 vs 50/100).
Which is more powerful: the Samsung Galaxy M31s or the Samsung Galaxy Z Fold 7?
The Samsung Galaxy Z Fold 7 leads on performance (91/100 vs 25/100).
Should you choose the Samsung Galaxy M31s over the Samsung Galaxy Z Fold 7?
The Samsung Galaxy M31s is a better fit for everyday use. The Samsung Galaxy Z Fold 7 is a better fit for gamers and power users.