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; launch prices were $799 and $709. 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 7000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 3,248,535); the Xiaomi 17 is noticeably lighter (191g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Xiaomi 17
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 3248535
- Better Geekbench Single: 3639 vs 3566
- Better Geekbench Multi: 11047 vs 10162
- Bigger battery: 7400 vs 7000 mAh
- Faster charging: 120W vs 100W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (99/100 vs 95/100)
- Longer battery life (92/100 vs 87/100)
- Better display (99/100 vs 85/100)
What makes Xiaomi 17 better?
- Lighter: 191g vs 227g
- Cheaper at launch: $709 vs $799
- Better camera (81/100 vs 78/100)
- Better portability (63/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Xiaomi 17, the Vivo iQOO 15 Ultra scores 2 points higher (89/100 vs 87/100). Value score: Vivo iQOO 15 Ultra — 92/100, Xiaomi 17 — 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 Vivo iQOO 15 Ultra and the Xiaomi 17 are nearly equal (99/100 vs 95/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 85/100). In the "camera" category, the Xiaomi 17 and the Vivo iQOO 15 Ultra are nearly equal (81/100 vs 78/100). In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (92/100 vs 87/100). In the "portability" category, the Xiaomi 17 notably outperforms the Vivo iQOO 15 Ultra (63/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Xiaomi 17 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 4602290 | 3248535 | |
| Geekbench Single | 3639 | 3566 | |
| Geekbench Multi | 11047 | 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 | |
| Launch price | $799 | $709 |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 17
- Main: 50MP f/1.7
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 50MP
Display comparison
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
Battery and charging
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
Overall performance score
We compared Vivo iQOO 15 Ultra and Xiaomi 17, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Xiaomi 17 by 41.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $90. Xiaomi 17 was $90 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra and the Xiaomi 17 are nearly equal (99/100 vs 95/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 85/100).
camera
In the "camera" category, the Xiaomi 17 and the Vivo iQOO 15 Ultra are nearly equal (81/100 vs 78/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra is a bit better (92/100 vs 87/100).
portability
In the "portability" category, the Xiaomi 17 notably outperforms the Vivo iQOO 15 Ultra (63/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Xiaomi 17?
The Vivo iQOO 15 Ultra edges out the Xiaomi 17 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?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Xiaomi 17 — 87/100.
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, budget-conscious buyers. The Xiaomi 17 is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.