Vivo iQOO 15 Ultra vs Xiaomi 17 Ultra (China)
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 17 Ultra (China) (2025) runs on the Snapdragon 8 Elite Gen 5; launch prices were $799 and $892. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 87/100 (a 2-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6800); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,942,923).
Vivo iQOO 15 Ultra
Xiaomi 17 Ultra (China)
- Higher AnTuTu: 4602290 vs 3942923
- Bigger battery: 7400 vs 6800 mAh
- Faster charging: 120W vs 90W
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper at launch: $799 vs $892
- Higher performance (99/100 vs 98/100)
- Longer battery life (92/100 vs 83/100)
- Better display (99/100 vs 81/100)
- Lighter: 224g vs 227g
- Better camera (87/100 vs 78/100)
- Better portability (42/100 vs 35/100)
Comparing the Vivo iQOO 15 Ultra vs the Xiaomi 17 Ultra (China), the Vivo iQOO 15 Ultra scores 2 points higher (89/100 vs 87/100). Value score: Vivo iQOO 15 Ultra — 90/100, 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 Vivo iQOO 15 Ultra and the Xiaomi 17 Ultra (China) are nearly equal (99/100 vs 98/100). In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 17 Ultra (China) (99/100 vs 81/100). In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (92/100 vs 83/100). In the "portability" category, the Xiaomi 17 Ultra (China) is a bit better (42/100 vs 35/100).
| Specification | Vivo iQOO 15 Ultra | Xiaomi 17 Ultra (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 4602290 | 3942923 | |
| Geekbench Single | 3640 | 3640 | |
| Geekbench Multi | 11033 | 11033 | |
| Display | 6.8" LTPO AMOLED | 6.9" LTPO AMOLED | |
| Resolution | 1440x3168 | 1200x2608 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7400 mAh | 6800 mAh | |
| Charging | 120W | 90W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 200 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 512GB / 1TB | |
| OS | Android 16 | Android 16 | |
| Brightness (peak) | 8000 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | IP68/IP69 | |
| Dimensions | 163.7×76.8×8.7 mm | 162.9×77.6×8.3 mm | |
| Weight | 227 g | 224 g | |
| Launch price | $799 | $892 |
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 17 Ultra (China)
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 50MP
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi 17 Ultra (China)
- 6.9" LTPO AMOLED
- Resolution: 1200x2608
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi 17 Ultra (China)
- 6800 mAh
- Wired: 90W
- Wireless: 50W
We compared Vivo iQOO 15 Ultra and Xiaomi 17 Ultra (China), covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Xiaomi 17 Ultra (China) by 16.7% in our overall performance rating.
Launch price difference: $93. Vivo iQOO 15 Ultra was $93 cheaper at launch.
performance
In the "performance" category, the Vivo iQOO 15 Ultra and the Xiaomi 17 Ultra (China) are nearly equal (99/100 vs 98/100).
display
In the "display" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 17 Ultra (China) (99/100 vs 81/100).
camera
In the "camera" category, the Xiaomi 17 Ultra (China) is a bit better (87/100 vs 78/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (92/100 vs 83/100).
portability
In the "portability" category, the Xiaomi 17 Ultra (China) is a bit better (42/100 vs 35/100).
Which is better: the Vivo iQOO 15 Ultra or the Xiaomi 17 Ultra (China)?
The Vivo iQOO 15 Ultra edges out the Xiaomi 17 Ultra (China) by just 2 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15 Ultra and the Xiaomi 17 Ultra (China)?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Xiaomi 17 Ultra (China) — 87/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Xiaomi 17 Ultra (China)?
The Xiaomi 17 Ultra (China) leads on camera score (87/100 vs 78/100).
Should you choose the Vivo iQOO 15 Ultra over the Xiaomi 17 Ultra (China)?
The Vivo iQOO 15 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.