Vivo iQOO 15 vs Xiaomi Mi 11 Ultra
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi Mi 11 Ultra (2021) runs on the Qualcomm Snapdragon 888. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 69/100 (a 17-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 1,100,336); the Vivo iQOO 15 is noticeably lighter (215g vs 234g).
Profile comparison
Category scores
Vivo iQOO 15
Xiaomi Mi 11 Ultra
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 1100336
- Better Geekbench Single: 3013 vs 1500
- Better Geekbench Multi: 9287 vs 3537
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 67W
- Higher refresh rate: 144Hz vs 120Hz
- Lighter: 215g vs 234g
- Higher performance (94/100 vs 64/100)
- Better camera (78/100 vs 73/100)
- Longer battery life (85/100 vs 68/100)
- Better display (99/100 vs 89/100)
- Better portability (48/100 vs 34/100)
What makes Xiaomi Mi 11 Ultra better?
- Faster wireless charging: 67W vs 40W
- Overall rating 69/100
Comparison verdict
Comparing the Vivo iQOO 15 vs the Xiaomi Mi 11 Ultra, the Vivo iQOO 15 scores 17 points higher (86/100 vs 69/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 64/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 68/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi 11 Ultra (94/100 vs 64/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100). In the "camera" category, the Vivo iQOO 15 is a bit better (78/100 vs 73/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Xiaomi Mi 11 Ultra (85/100 vs 68/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 34/100).
Specs comparison
| Specification | Vivo iQOO 15 | Xiaomi Mi 11 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 888 | |
| AnTuTu | 3758268 | 1100336 | |
| Geekbench Single | 3013 | 1500 | |
| Geekbench Multi | 9287 | 3537 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1440x3200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 67W | |
| Wireless charging | 40W | 67W | |
| DXOMark (camera) | — | 141 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 48 MP | |
| Telephoto | 50 MP | 48 MP | |
| Front camera | 32 MP | 20 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB | |
| OS | Android 16 | Android 11, MIUI 12.5 | |
| Brightness (peak) | 6000 nits | 1700 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.1 mm | 164.3×74.6×8.4 mm | |
| Weight | 215 g | 234 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi Mi 11 Ultra
- Main: 50MP f/2.0
- Ultrawide: 48MP
- Telephoto: 48MP
- Front: 20MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi Mi 11 Ultra
- 6.8" AMOLED
- Resolution: 1440x3200
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Xiaomi Mi 11 Ultra
- 5000 mAh
- Wired: 67W
- Wireless: 67W
Overall performance score
We compared Vivo iQOO 15 and Xiaomi Mi 11 Ultra, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Xiaomi Mi 11 Ultra by 241.6% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Xiaomi Mi 11 Ultra
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Xiaomi Mi 11 Ultra (94/100 vs 64/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 89/100).
camera
In the "camera" category, the Vivo iQOO 15 is a bit better (78/100 vs 73/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Xiaomi Mi 11 Ultra (85/100 vs 68/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 34/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Xiaomi Mi 11 Ultra?
The Vivo iQOO 15 is noticeably better than the Xiaomi Mi 11 Ultra — the overall rating gap is 17 points.
What is the rating of the Vivo iQOO 15 and the Xiaomi Mi 11 Ultra?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Xiaomi Mi 11 Ultra — 69/100.
Which has the better camera: the Vivo iQOO 15 or the Xiaomi Mi 11 Ultra?
The Vivo iQOO 15 leads on camera score (78/100 vs 73/100).
Which is more powerful: the Vivo iQOO 15 or the Xiaomi Mi 11 Ultra?
The Vivo iQOO 15 leads on performance (94/100 vs 64/100).
Should you choose the Vivo iQOO 15 over the Xiaomi Mi 11 Ultra?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi Mi 11 Ultra is a better fit for active users.