Samsung Galaxy M31s vs Samsung Galaxy Z Fold8
The Samsung Galaxy M31s (2020) runs on the Exynos 9611, while the Samsung Galaxy Z Fold8 (2026) runs on the Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Samsung Galaxy Z Fold8 leads — 73/100 vs 45/100 (a 28-point difference). Key differences: the Samsung Galaxy M31s has the bigger battery (6000 mAh vs 4800); the main camera is 64 MP vs 50 MP; the Samsung Galaxy Z Fold8 is faster in AnTuTu (3,382,020 vs 355,351); the Samsung Galaxy Z Fold8 is thinner (4.5mm vs 9.3mm).
Profile comparison
Category scores
Samsung Galaxy M31s
Samsung Galaxy Z Fold8
What makes Samsung Galaxy M31s better?
- Bigger battery: 6000 vs 4800 mAh
- Better main camera: 64MP vs 50MP
- Better display (83/100 vs 80/100)
What makes Samsung Galaxy Z Fold8 better?
- Higher AnTuTu: 3382020 vs 355351
- Better Geekbench Single: 3639 vs 365
- Better Geekbench Multi: 11047 vs 1107
- Faster charging: 45W vs 25W
- Lighter: 201g vs 203g
- Higher performance (96/100 vs 25/100)
- Better portability (74/100 vs 43/100)
Comparison verdict
Comparing the Samsung Galaxy M31s vs the Samsung Galaxy Z Fold8, the Samsung Galaxy Z Fold8 scores 28 points higher (73/100 vs 45/100). In the "performance" category, the Samsung Galaxy Z Fold8 leads (96/100 vs 25/100). In the "performance" category, the Samsung Galaxy Z Fold8 significantly outperforms the Samsung Galaxy M31s (96/100 vs 25/100). In the "display" category, the Samsung Galaxy M31s and the Samsung Galaxy Z Fold8 are nearly equal (83/100 vs 80/100). In the "camera" category, both devices are on the same level — 50/100. In the "battery" category, both devices are on the same level — 52/100. In the "portability" category, the Samsung Galaxy Z Fold8 significantly outperforms the Samsung Galaxy M31s (74/100 vs 43/100).
Specs comparison
| Specification | Samsung Galaxy M31s | Samsung Galaxy Z Fold8 | |
|---|---|---|---|
| Processor | Exynos 9611 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 355351 | 3382020 | |
| Geekbench Single | 365 | 3639 | |
| Geekbench Multi | 1107 | 11047 | |
| Display | 6.5" Super AMOLED | 7.6" Foldable Dynamic LTPO AMOLED 2X | |
| Resolution | 1080x2400 | 1828x2448 | |
| Refresh rate | — | 120 Hz | |
| Battery | 6000 mAh | 4800 mAh | |
| Charging | 25W | 45W | |
| Wireless charging | 0W | 15W | |
| Main camera | 64 MP | 50 MP | |
| Ultrawide | 12 MP | 50 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 17 / One UI 9 | |
| Brightness (peak) | — | 3000 nits | |
| NFC | yes | yes | |
| Protection | — | IP48 | |
| Dimensions | 159.3×74.4×9.3 mm | 123.9×161.4×4.5 mm | |
| Weight | 203 g | 201 g | |
| Launch price | — | $1999 |
Camera comparison
Samsung Galaxy M31s
- Main: 64MP f/1.8
- Ultrawide: 12MP
- Front: 32MP
Samsung Galaxy Z Fold8
- Main: 50MP f/1.8
- Ultrawide: 50MP
- Front: 10MP
Display comparison
Samsung Galaxy M31s
- 6.5" Super AMOLED
- Resolution: 1080x2400
- Refresh rate: —
Samsung Galaxy Z Fold8
- 7.6" Foldable Dynamic LTPO AMOLED 2X
- Resolution: 1828x2448
- Refresh rate: 120 Hz
Battery and charging
Samsung Galaxy M31s
- 6000 mAh
- Wired: 25W
- No wireless charging
Samsung Galaxy Z Fold8
- 4800 mAh
- Wired: 45W
- Wireless: 15W
Overall performance score
We compared Samsung Galaxy M31s and Samsung Galaxy Z Fold8, covering their specs and all relevant benchmarks.
Samsung Galaxy Z Fold8 leads Samsung Galaxy M31s by 89.5% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Samsung Galaxy M31s
Price unknownDetailed category analysis
performance
In the "performance" category, the Samsung Galaxy Z Fold8 significantly outperforms the Samsung Galaxy M31s (96/100 vs 25/100).
display
In the "display" category, the Samsung Galaxy M31s and the Samsung Galaxy Z Fold8 are nearly equal (83/100 vs 80/100).
camera
In the "camera" category, both devices are on the same level — 50/100.
battery
In the "battery" category, both devices are on the same level — 52/100.
portability
In the "portability" category, the Samsung Galaxy Z Fold8 significantly outperforms the Samsung Galaxy M31s (74/100 vs 43/100).
Frequently asked questions
Which is better: the Samsung Galaxy M31s or the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 significantly outperforms the Samsung Galaxy M31s by 28 points (73/100 vs 45/100).
What is the rating of the Samsung Galaxy M31s and the Samsung Galaxy Z Fold8?
The Samsung Galaxy M31s has a MobileRank rating of 45/100, the Samsung Galaxy Z Fold8 — 73/100.
Which is more powerful: the Samsung Galaxy M31s or the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 leads on performance (96/100 vs 25/100).
Should you choose the Samsung Galaxy M31s over the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 is a better fit for gamers and power users.