Poco F8 Ultra vs Redmi K90 Ultra
The Poco F8 Ultra (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Redmi K90 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite; estimated prices are $729 and $420. By overall MobileRank rating, the Poco F8 Ultra leads — 83/100 vs 61/100 (a 22-point difference). Key differences: the Redmi K90 Ultra has the bigger battery (8550 mAh vs 6500); the main camera is 200 MP vs 50 MP; the Poco F8 Ultra is faster in AnTuTu (3,640,351 vs 2,760,000).
Poco F8 Ultra
Redmi K90 Ultra
- Higher AnTuTu: 3640351 vs 2760000
- Better Geekbench Single: 3640 vs 3050
- Better Geekbench Multi: 11033 vs 9300
- Better main camera: 200MP vs 50MP
- Lighter: 218g vs 227g
- Higher performance (87/100 vs 65/100)
- Better camera (90/100 vs 32/100)
- Better design/ergonomics (27/100 vs 16/100)
- Bigger battery: 8550 vs 6500 mAh
- Higher refresh rate: 165Hz vs 120Hz
- Cheaper: $420 vs $729
- Better value for money (81/100 vs 60/100)
Comparing the Poco F8 Ultra vs the Redmi K90 Ultra, the Poco F8 Ultra scores 22 points higher (83/100 vs 61/100). In the "performance" category, the Poco F8 Ultra leads (87/100 vs 65/100). In the "camera" category, the Poco F8 Ultra leads (90/100 vs 32/100). In the "value for money" category, the Redmi K90 Ultra leads (81/100 vs 60/100). In the "performance" category, the Poco F8 Ultra notably outperforms the Redmi K90 Ultra (87/100 vs 65/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Poco F8 Ultra significantly outperforms the Redmi K90 Ultra (90/100 vs 32/100). In the "battery" category, both devices are on the same level — 77/100. In the "design" category, the Poco F8 Ultra is a bit better (27/100 vs 16/100). In the "value for money" category, the Redmi K90 Ultra notably outperforms the Poco F8 Ultra (81/100 vs 60/100).
| Specification | Poco F8 Ultra | Redmi K90 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3640351 | 2760000 | |
| Geekbench Single | 3640 | 3050 | |
| Geekbench Multi | 11033 | 9300 | |
| Display | 6.7" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 3200x1440 | 1280x2772 | |
| Refresh rate | 120 Hz | 165 Hz | |
| Battery | 6500 mAh | 8550 mAh | |
| Charging | 100W | 100W | |
| Wireless charging | 50W | 0W | |
| Main camera | 200 MP | 50 MP | |
| Ultrawide | 50 MP | 8 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB | 256GB / 512GB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 3500 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 163.3×77.8×7.9 mm | 162.9×77.9×8.2 mm | |
| Weight | 218 g | 227 g | |
| Price | $729 | $420 |
Poco F8 Ultra
- Main: 200MP f/1.63
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Redmi K90 Ultra
- Main: 50MP f/1.7
- Ultrawide: 8MP
- Front: 20MP
Poco F8 Ultra
- 6.7" LTPO AMOLED
- Resolution: 3200x1440
- Refresh rate: 120 Hz
Redmi K90 Ultra
- 6.8" AMOLED
- Resolution: 1280x2772
- Refresh rate: 165 Hz
Poco F8 Ultra
- 6500 mAh
- NanoReview test: web browsing 15:14 hrs, total 32:38 hrs
- Wired: 100W
- Wireless: 50W
Redmi K90 Ultra
- 8550 mAh
- Wired: 100W
- No wireless charging
We compared Poco F8 Ultra and Redmi K90 Ultra, covering their specs and all relevant benchmarks.
Poco F8 Ultra leads Redmi K90 Ultra by 31.9% in our overall performance rating.
Price difference: $309. Redmi K90 Ultra is cheaper by $309.
performance
In the "performance" category, the Poco F8 Ultra notably outperforms the Redmi K90 Ultra (87/100 vs 65/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Poco F8 Ultra significantly outperforms the Redmi K90 Ultra (90/100 vs 32/100).
battery
In the "battery" category, both devices are on the same level — 77/100.
design
In the "design" category, the Poco F8 Ultra is a bit better (27/100 vs 16/100).
value for money
In the "value for money" category, the Redmi K90 Ultra notably outperforms the Poco F8 Ultra (81/100 vs 60/100).
Which is better: the Poco F8 Ultra or the Redmi K90 Ultra?
The Poco F8 Ultra significantly outperforms the Redmi K90 Ultra by 22 points (83/100 vs 61/100).
What is the rating of the Poco F8 Ultra and the Redmi K90 Ultra?
The Poco F8 Ultra has a MobileRank rating of 83/100, the Redmi K90 Ultra — 61/100.
Which has the better camera: the Poco F8 Ultra or the Redmi K90 Ultra?
The Poco F8 Ultra leads on camera score (90/100 vs 32/100).
Which is more powerful: the Poco F8 Ultra or the Redmi K90 Ultra?
The Poco F8 Ultra leads on performance (87/100 vs 65/100).
Should you choose the Poco F8 Ultra over the Redmi K90 Ultra?
The Poco F8 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life. The Redmi K90 Ultra is a better fit for active users, those who care about battery life, budget-conscious buyers.