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 (3,950,082 vs 2,874,956).
Profile comparison
Category scores
Redmi K80 Ultra
Xiaomi 17 Ultra (China)
What makes Redmi K80 Ultra better?
- 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)
What makes Xiaomi 17 Ultra (China) better?
- Higher AnTuTu: 3950082 vs 2874956
- Better Geekbench Single: 3639 vs 2729
- Better Geekbench Multi: 11047 vs 8430
- Higher performance (98/100 vs 89/100)
- Better camera (87/100 vs 37/100)
- Better portability (42/100 vs 40/100)
Comparison verdict
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 — 80/100, Xiaomi 17 Ultra (China) — 88/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. 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).
Specs comparison
| Specification | Redmi K80 Ultra | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9400+ | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 2874956 | 3950082 | |
| Geekbench Single | 2729 | 3639 | |
| Geekbench Multi | 8430 | 11047 | |
| 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 |
Camera comparison
Redmi K80 Ultra
- Main: 50MP f/1.9
- Ultrawide: 8MP
- Front: 20MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Display comparison
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
Battery and charging
Redmi K80 Ultra
- 7410 mAh
- Wired: 100W
- Wireless charging: no data
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
Overall performance score
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 27.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $542. Redmi K80 Ultra was $542 cheaper at launch.
Detailed category analysis
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).
Frequently asked questions
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.