Redmi K80 Ultra vs Xiaomi 17 Ultra (China)
The Redmi K80 Ultra (2025) runs on the MediaTek Dimensity 9400+, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $350 and $892. By overall MobileRank rating, the Xiaomi 17 Ultra (China) leads — 87/100 vs 73/100 (a 14-point difference). Key differences: the Redmi K80 Ultra has the bigger battery (7410 mAh vs 6800); the Xiaomi 17 Ultra (China) is faster in AnTuTu (3,942,923 vs 2,876,004).
Redmi K80 Ultra
Xiaomi 17 Ultra (China)
- Bigger battery: 7410 vs 6800 mAh
- Faster charging: 100W vs 90W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 219g vs 224g
- Cheaper at launch: $350 vs $892
- Longer battery life (86/100 vs 83/100)
- Better display (94/100 vs 81/100)
- Higher AnTuTu: 3942923 vs 2876004
- Better Geekbench Single: 3640 vs 2729
- Better Geekbench Multi: 11033 vs 8430
- Higher performance (98/100 vs 89/100)
- Better camera (87/100 vs 37/100)
- Better portability (42/100 vs 40/100)
Comparing the Redmi K80 Ultra vs the Xiaomi 17 Ultra (China), the Xiaomi 17 Ultra (China) scores 14 points higher (87/100 vs 73/100). In the "camera" category, the Xiaomi 17 Ultra (China) leads (87/100 vs 37/100). Value score: Redmi K80 Ultra — 86/100, Xiaomi 17 Ultra (China) — 86/100; it is biased by price level, so it should not be compared directly between devices at different prices. In the "performance" category, the Xiaomi 17 Ultra (China) is a bit better (98/100 vs 89/100). In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 81/100). In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi K80 Ultra (87/100 vs 37/100). In the "battery" category, the Redmi K80 Ultra and the Xiaomi 17 Ultra (China) are nearly equal (86/100 vs 83/100). In the "portability" category, the Xiaomi 17 Ultra (China) and the Redmi K80 Ultra are nearly equal (42/100 vs 40/100).
| Specification | Redmi K80 Ultra | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2876004 | 3942923 | |
| Geekbench Single | 2729 | 3640 | |
| Geekbench Multi | 8430 | 11033 | |
| Display | 6.8" OLED | 6.9" LTPO AMOLED | |
| Resolution | 1280x2772 | 1200x2608 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7410 mAh | 6800 mAh | |
| Charging | 100W | 90W | |
| Wireless charging | — | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 20 MP | 50 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 512GB / 1TB | |
| OS | Android 15 | Android 16 | |
| Brightness (peak) | 3200 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | — | 162.9×77.6×8.3 mm | |
| Weight | 219 g | 224 g | |
| Launch price | $350 | $892 |
Redmi K80 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 8MP
- Front: 20MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Redmi K80 Ultra
- 6.8" OLED
- Resolution: 1280x2772
- Refresh rate: 144 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared Redmi K80 Ultra and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Xiaomi 17 Ultra (China) leads Redmi K80 Ultra by 27.1% in our overall performance rating.
Launch price difference: $542. Redmi K80 Ultra was $542 cheaper at launch.
performance
In the "performance" category, the Xiaomi 17 Ultra (China) is a bit better (98/100 vs 89/100).
display
In the "display" category, the Redmi K80 Ultra is a bit better (94/100 vs 81/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) significantly outperforms the Redmi K80 Ultra (87/100 vs 37/100).
battery
In the "battery" category, the Redmi K80 Ultra and the Xiaomi 17 Ultra (China) are nearly equal (86/100 vs 83/100).
portability
In the "portability" category, the Xiaomi 17 Ultra (China) and the Redmi K80 Ultra are nearly equal (42/100 vs 40/100).
Which is better: the Redmi K80 Ultra or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) is noticeably better than the Redmi K80 Ultra — the overall rating gap is 14 points.
What is the rating of the Redmi K80 Ultra and the Xiaomi 17 Ultra (China)?
The Redmi K80 Ultra has a MobileRank rating of 73/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Redmi K80 Ultra or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 37/100).
Which is more powerful: the Redmi K80 Ultra or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on performance (98/100 vs 89/100).
Should you choose the Redmi K80 Ultra over the Xiaomi 17 Ultra (China)?
The Redmi K80 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 17 Ultra (China) is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.