Samsung Galaxy Z Fold8 Ultra vs Xiaomi 15 Ultra
The Samsung Galaxy Z Fold8 Ultra (2026) runs on the Snapdragon 8 Elite Gen 5, while the Xiaomi 15 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $2199 and $999. By overall MobileRank rating, the Xiaomi 15 Ultra leads — 85/100 vs 79/100 (a 6-point difference). Key differences: the Xiaomi 15 Ultra has the bigger battery (6000 mAh vs 5000); the main camera is 200 MP vs 50 MP; the Samsung Galaxy Z Fold8 Ultra is faster in AnTuTu (3,942,923 vs 3,030,376); the Samsung Galaxy Z Fold8 Ultra is thinner (4.1mm vs 9.4mm).
Samsung Galaxy Z Fold8 Ultra
Xiaomi 15 Ultra
- Higher AnTuTu: 3942923 vs 3030376
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 10200
- Better main camera: 200MP vs 50MP
- Lighter: 215g vs 225g
- Higher performance (98/100 vs 92/100)
- Better portability (66/100 vs 29/100)
- Bigger battery: 6000 vs 5000 mAh
- Faster charging: 90W vs 60W
- Faster wireless charging: 50W vs 25W
- Cheaper: $999 vs $2199
- Better camera (87/100 vs 67/100)
- Longer battery life (80/100 vs 61/100)
- Better display (90/100 vs 78/100)
- Better value for money (82/100 vs 62/100)
Comparing the Samsung Galaxy Z Fold8 Ultra vs the Xiaomi 15 Ultra, the Xiaomi 15 Ultra scores 6 points higher (85/100 vs 79/100). In the "camera" category, the Xiaomi 15 Ultra leads (87/100 vs 67/100). In the "battery" category, the Xiaomi 15 Ultra leads (80/100 vs 61/100). In the "value for money" category, the Xiaomi 15 Ultra leads (82/100 vs 62/100). In the "performance" category, the Samsung Galaxy Z Fold8 Ultra is a bit better (98/100 vs 92/100). In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 78/100). In the "camera" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (87/100 vs 67/100). In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (80/100 vs 61/100). In the "portability" category, the Samsung Galaxy Z Fold8 Ultra significantly outperforms the Xiaomi 15 Ultra (66/100 vs 29/100). In the "value for money" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (82/100 vs 62/100).
| Specification | Samsung Galaxy Z Fold8 Ultra | Xiaomi 15 Ultra | |
|---|---|---|---|
| Processor | Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3942923 | 3030376 | |
| Geekbench Single | 3640 | 3050 | |
| Geekbench Multi | 11033 | 10200 | |
| Display | 8.0" Foldable Dynamic LTPO AMOLED 2X | 6.7" LTPO AMOLED | |
| Resolution | 1968x2184 | 3200x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 5000 mAh | 6000 mAh | |
| Charging | 60W | 90W | |
| Wireless charging | 25W | 50W | |
| DXOMark (camera) | — | 159 | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 10 MP | 50 MP | |
| Front camera | 10 MP | 32 MP | |
| RAM | 12GB / 16GB | 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 / One UI 8.5 | Android 15 / HyperOS 2 | |
| Brightness (peak) | — | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP48 | IP68 | |
| Dimensions | — | 161.3×75.3×9.4 mm | |
| Weight | 215 g | 225 g | |
| Price | $2199 | $999 |
Samsung Galaxy Z Fold8 Ultra
- Main: 200MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 10MP
- Front: 10MP
Xiaomi 15 Ultra
- Main: 50MP f/f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Samsung Galaxy Z Fold8 Ultra
- 8.0" Foldable Dynamic LTPO AMOLED 2X
- Resolution: 1968x2184
- Refresh rate: 120 Hz
Xiaomi 15 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Samsung Galaxy Z Fold8 Ultra
- 5000 mAh
- Wired: 60W
- Wireless: 25W
Xiaomi 15 Ultra
- 6000 mAh
- NanoReview test: web browsing 12:19 hrs, total 30:03 hrs
- Wired: 90W
- Wireless: 50W
We compared Samsung Galaxy Z Fold8 Ultra and Xiaomi 15 Ultra, covering their specs and all relevant benchmarks.
Samsung Galaxy Z Fold8 Ultra leads Xiaomi 15 Ultra by 30.1% in our overall performance rating.
Price difference: $1200. Xiaomi 15 Ultra is cheaper by $1200.
performance
In the "performance" category, the Samsung Galaxy Z Fold8 Ultra is a bit better (98/100 vs 92/100).
display
In the "display" category, the Xiaomi 15 Ultra is a bit better (90/100 vs 78/100).
camera
In the "camera" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (87/100 vs 67/100).
battery
In the "battery" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (80/100 vs 61/100).
portability
In the "portability" category, the Samsung Galaxy Z Fold8 Ultra significantly outperforms the Xiaomi 15 Ultra (66/100 vs 29/100).
value for money
In the "value for money" category, the Xiaomi 15 Ultra notably outperforms the Samsung Galaxy Z Fold8 Ultra (82/100 vs 62/100).
Which is better: the Samsung Galaxy Z Fold8 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra edges out the Samsung Galaxy Z Fold8 Ultra by just 6 points — the two devices are very close in overall level.
What is the rating of the Samsung Galaxy Z Fold8 Ultra and the Xiaomi 15 Ultra?
The Samsung Galaxy Z Fold8 Ultra has a MobileRank rating of 79/100, the Xiaomi 15 Ultra — 85/100.
Which has the better camera: the Samsung Galaxy Z Fold8 Ultra or the Xiaomi 15 Ultra?
The Xiaomi 15 Ultra leads on camera score (87/100 vs 67/100).
Which is more powerful: the Samsung Galaxy Z Fold8 Ultra or the Xiaomi 15 Ultra?
The Samsung Galaxy Z Fold8 Ultra leads on performance (98/100 vs 92/100).
Should you choose the Samsung Galaxy Z Fold8 Ultra over the Xiaomi 15 Ultra?
The Samsung Galaxy Z Fold8 Ultra is a better fit for gamers and power users. The Xiaomi 15 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.