Vivo iQOO 15 Ultra vs Xiaomi 17
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Xiaomi 17 (2025) runs on the Qualcomm Snapdragon 8 Elite Gen 5; estimated prices are $799 and $709. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 84/100 vs 79/100 (a 5-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 7000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,274,157); the Xiaomi 17 is noticeably lighter (191g vs 227g).
Vivo iQOO 15 Ultra
Xiaomi 17
- Higher AnTuTu: 4602290 vs 3274157
- Better Geekbench Single: 3640 vs 3566
- Better Geekbench Multi: 11033 vs 10162
- Bigger battery: 7400 vs 7000 mAh
- Faster charging: 120W vs 100W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (97/100 vs 79/100)
- Longer battery life (86/100 vs 79/100)
- Lighter: 191g vs 227g
- Cheaper: $709 vs $799
- Better camera (78/100 vs 74/100)
- Better design/ergonomics (61/100 vs 16/100)
- Better value for money (61/100 vs 55/100)
Comparing the Vivo iQOO 15 Ultra vs the Xiaomi 17, the Vivo iQOO 15 Ultra scores 5 points higher (84/100 vs 79/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (97/100 vs 79/100). In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 17 (97/100 vs 79/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Xiaomi 17 and the Vivo iQOO 15 Ultra are nearly equal (78/100 vs 74/100). In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (86/100 vs 79/100). In the "design" category, the Xiaomi 17 significantly outperforms the Vivo iQOO 15 Ultra (61/100 vs 16/100). In the "value for money" category, the Xiaomi 17 is a bit better (61/100 vs 55/100).
| Specification | Vivo iQOO 15 Ultra | Xiaomi 17 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 4602290 | 3274157 | |
| Geekbench Single | 3640 | 3566 | |
| Geekbench Multi | 11033 | 10162 | |
| Display | 6.8" LTPO AMOLED | 6.3" LTPO AMOLED | |
| Resolution | 1440x3168 | 2656x1200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7400 mAh | 7000 mAh | |
| Charging | 120W | 100W | |
| Wireless charging | 50W | 50W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 50 MP | |
| RAM | 12GB / 16GB / 24GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 16 | Android 16 / HyperOS 3 | |
| Brightness (peak) | 8000 nits | 3500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.7 mm | 151.1×71.8×8.1 mm | |
| Weight | 227 g | 191 g | |
| Price | $799 | $709 |
Vivo iQOO 15 Ultra
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 17
- Main: 50MP f/f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi 17
- 6.3" LTPO AMOLED
- Resolution: 2656x1200
- Refresh rate: 120 Hz
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Xiaomi 17
- 7000 mAh
- NanoReview test: web browsing 15:00 hrs, total 33:58 hrs
- Wired: 100W
- Wireless: 50W
We compared Vivo iQOO 15 Ultra and Xiaomi 17, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Xiaomi 17 by 40.6% in our overall performance rating.
Price difference: $90. Xiaomi 17 is cheaper by $90.
performance
In the "performance" category, the Vivo iQOO 15 Ultra notably outperforms the Xiaomi 17 (97/100 vs 79/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Xiaomi 17 and the Vivo iQOO 15 Ultra are nearly equal (78/100 vs 74/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (86/100 vs 79/100).
design
In the "design" category, the Xiaomi 17 significantly outperforms the Vivo iQOO 15 Ultra (61/100 vs 16/100).
value for money
In the "value for money" category, the Xiaomi 17 is a bit better (61/100 vs 55/100).
Which is better: the Vivo iQOO 15 Ultra or the Xiaomi 17?
The Vivo iQOO 15 Ultra edges out the Xiaomi 17 by just 5 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15 Ultra and the Xiaomi 17?
The Vivo iQOO 15 Ultra has a MobileRank rating of 84/100, the Xiaomi 17 — 79/100.
Which is more powerful: the Vivo iQOO 15 Ultra or the Xiaomi 17?
The Vivo iQOO 15 Ultra leads on performance (97/100 vs 79/100).
Should you choose the Vivo iQOO 15 Ultra over the Xiaomi 17?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life. The Xiaomi 17 is a better fit for active users, those who care about battery life.