Redmi K80 Ultra vs Samsung Galaxy Z Fold8
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Samsung Galaxy Z Fold8 (2026) runs on the Snapdragon 8 Elite Gen 5; estimated prices are $350 and $1999. By overall MobileRank rating, the Samsung Galaxy Z Fold8 leads — 65/100 vs 60/100 (a 5-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 4800); the Samsung Galaxy Z Fold8 is faster in AnTuTu (3,942,923 vs 2,876,004).
Redmi K80 Ultra
Samsung Galaxy Z Fold8
- Bigger battery: 7410 vs 4800 mAh
- Faster charging: 100W vs 45W
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper: $350 vs $1999
- Longer battery life (72/100 vs 40/100)
- Better value for money (86/100 vs 0/100)
- Higher AnTuTu: 3942923 vs 2876004
- Better Geekbench Single: 3640 vs 2729
- Better Geekbench Multi: 11033 vs 8430
- Lighter: 215g vs 219g
- Higher performance (92/100 vs 61/100)
- Better camera (45/100 vs 32/100)
- Better design/ergonomics (31/100 vs 26/100)
Comparing the Redmi K80 Ultra vs the Samsung Galaxy Z Fold8, the Samsung Galaxy Z Fold8 scores 5 points higher (65/100 vs 60/100). In the "performance" category, the Samsung Galaxy Z Fold8 leads (92/100 vs 61/100). In the "camera" category, the Samsung Galaxy Z Fold8 leads (45/100 vs 32/100). In the "battery" category, the Redmi K80 Ultra leads (72/100 vs 40/100). In the "value for money" category, the Redmi K80 Ultra leads (86/100 vs 0/100). In the "performance" category, the Samsung Galaxy Z Fold8 significantly outperforms the Redmi K80 Ultra (92/100 vs 61/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Samsung Galaxy Z Fold8 is a bit better (45/100 vs 32/100). In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy Z Fold8 (72/100 vs 40/100). In the "design" category, the Samsung Galaxy Z Fold8 is a bit better (31/100 vs 26/100). In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy Z Fold8 (86/100 vs 0/100).
| Specification | Redmi K80 Ultra | Samsung Galaxy Z Fold8 | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2876004 | 3942923 | |
| Geekbench Single | 2729 | 3640 | |
| Geekbench Multi | 8430 | 11033 | |
| Display | 6.8" OLED | 7.6" Foldable Dynamic LTPO AMOLED 2X | |
| Resolution | 1280x2772 | 1968x2184 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 4800 mAh | |
| Charging | 100W | 45W | |
| Wireless charging | 0W | 15W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Front camera | 20 MP | 10 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 15 | Android 16 / One UI 8.5 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP48 | |
| Weight | 219 g | 215 g | |
| Price | $350 | $1999 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Samsung Galaxy Z Fold8
- Main: 50MP f/f/1.8
- Ultrawide: 50MP
- Front: 10MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Samsung Galaxy Z Fold8
- 7.6" Foldable Dynamic LTPO AMOLED 2X
- Resolution: 1968x2184
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- No wireless charging
Samsung Galaxy Z Fold8
- 4800 mAh
- Wired: 45W
- Wireless: 15W
We compared Redmi K80 Ultra and Samsung Galaxy Z Fold8, covering their specs and all relevant benchmarks.
Samsung Galaxy Z Fold8 leads Redmi K80 Ultra by 27.1% in our overall performance rating.
Price difference: $1649. Redmi K80 Ultra is cheaper by $1649.
performance
In the "performance" category, the Samsung Galaxy Z Fold8 significantly outperforms the Redmi K80 Ultra (92/100 vs 61/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Samsung Galaxy Z Fold8 is a bit better (45/100 vs 32/100).
battery
In the "battery" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy Z Fold8 (72/100 vs 40/100).
design
In the "design" category, the Samsung Galaxy Z Fold8 is a bit better (31/100 vs 26/100).
value for money
In the "value for money" category, the Redmi K80 Ultra significantly outperforms the Samsung Galaxy Z Fold8 (86/100 vs 0/100).
Which is better: the Redmi K80 Ultra or the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 edges out the Redmi K80 Ultra by just 5 points — the two devices are very close in overall level.
What is the rating of the Redmi K80 Ultra and the Samsung Galaxy Z Fold8?
The Redmi K80 Ultra has a MobileRank rating of 60/100, the Samsung Galaxy Z Fold8 — 65/100.
Which has the better camera: the Redmi K80 Ultra or the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 leads on camera score (45/100 vs 32/100).
Which is more powerful: the Redmi K80 Ultra or the Samsung Galaxy Z Fold8?
The Samsung Galaxy Z Fold8 leads on performance (92/100 vs 61/100).
Should you choose the Redmi K80 Ultra over the Samsung Galaxy Z Fold8?
The Redmi K80 Ultra is a better fit for active users, budget-conscious buyers. The Samsung Galaxy Z Fold8 is a better fit for gamers and power users.