Vivo iQOO 15 vs Xiaomi 15
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Xiaomi 15 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $599 and $635. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 82/100 (a 4-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5240); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 2,914,100); the Xiaomi 15 is noticeably lighter (191g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
Xiaomi 15
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 2914100
- Better Geekbench Multi: 9287 vs 9147
- Bigger battery: 7000 vs 5240 mAh
- Faster charging: 100W vs 90W
- Higher refresh rate: 144Hz vs 120Hz
- Cheaper at launch: $599 vs $635
- Higher performance (94/100 vs 91/100)
- Longer battery life (85/100 vs 77/100)
- Better display (99/100 vs 85/100)
What makes Xiaomi 15 better?
- Better Geekbench Single: 3092 vs 3013
- Faster wireless charging: 50W vs 40W
- Lighter: 191g vs 215g
- Better portability (60/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Xiaomi 15, the Vivo iQOO 15 scores 4 points higher (86/100 vs 82/100). Value score: Vivo iQOO 15 — 86/100, Xiaomi 15 — 78/100; 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 and the Xiaomi 15 are nearly equal (94/100 vs 91/100). In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 85/100). In the "camera" category, both devices are on the same level — 78/100. In the "battery" category, the Vivo iQOO 15 is a bit better (85/100 vs 77/100). In the "portability" category, the Xiaomi 15 is a bit better (60/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Xiaomi 15 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite | |
| AnTuTu | 3758268 | 2914100 | |
| Geekbench Single | 3013 | 3092 | |
| Geekbench Multi | 9287 | 9147 | |
| Display | 6.8" LTPO AMOLED | 6.4" LTPO AMOLED | |
| Resolution | 1440x3168 | 2670x1200 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5240 mAh | |
| Charging | 100W | 90W | |
| Wireless charging | 40W | 50W | |
| DXOMark (camera) | — | 147 | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 50 MP | |
| Telephoto | 50 MP | 50 MP | |
| Front camera | 32 MP | 32 MP | |
| RAM | 12GB / 16GB | 12GB / 16GB | |
| Storage | 256GB / 512GB / 1TB | 256GB / 512GB / 1TB | |
| OS | Android 16 | Android 15 / HyperOS 2 | |
| Brightness (peak) | 6000 nits | 3200 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP68 | |
| Dimensions | 163.7×76.8×8.1 mm | 152.3×71.2×8.4 mm | |
| Weight | 215 g | 191 g | |
| Launch price | $599 | $635 |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Xiaomi 15
- Main: 50MP f/1.6
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Xiaomi 15
- 6.4" LTPO AMOLED
- Resolution: 2670x1200
- 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 15
- 5240 mAh
- NanoReview test: web browsing 13:20 hrs, total 31:54 hrs
- Wired: 90W
- Wireless: 50W
Overall performance score
We compared Vivo iQOO 15 and Xiaomi 15, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Xiaomi 15 by 29.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Launch price difference: $36. Vivo iQOO 15 was $36 cheaper at launch.
Detailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 and the Xiaomi 15 are nearly equal (94/100 vs 91/100).
display
In the "display" category, the Vivo iQOO 15 is a bit better (99/100 vs 85/100).
camera
In the "camera" category, both devices are on the same level — 78/100.
battery
In the "battery" category, the Vivo iQOO 15 is a bit better (85/100 vs 77/100).
portability
In the "portability" category, the Xiaomi 15 is a bit better (60/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Xiaomi 15?
The Vivo iQOO 15 edges out the Xiaomi 15 by just 4 points — the two devices are very close in overall level.
What is the rating of the Vivo iQOO 15 and the Xiaomi 15?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Xiaomi 15 — 82/100.
Should you choose the Vivo iQOO 15 over the Xiaomi 15?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Xiaomi 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.