Vivo iQOO 15 vs Vivo iQOO U6
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO U6 (2023) runs on the MediaTek Dimensity 700. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 33/100 (a 53-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 13 MP; the Vivo iQOO 15 is faster in AnTuTu (3,740,528 vs 515,647); the Vivo iQOO 15 has NFC for contactless payments, the Vivo iQOO U6 doesn't.
Vivo iQOO 15
Vivo iQOO U6
- Higher AnTuTu: 3740528 vs 515647
- Better Geekbench Single: 3041 vs 688
- Better Geekbench Multi: 9494 vs 1794
- Bigger battery: 7000 vs 5000 mAh
- Faster charging: 100W vs 18W
- Better main camera: 50MP vs 13MP
- Higher performance (94/100 vs 41/100)
- Better camera (78/100 vs 10/100)
- Longer battery life (85/100 vs 43/100)
- Better display (99/100 vs 39/100)
- Better portability (54/100 vs 48/100)
Comparing the Vivo iQOO 15 vs the Vivo iQOO U6, the Vivo iQOO 15 scores 53 points higher (86/100 vs 33/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 41/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 43/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (94/100 vs 41/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (99/100 vs 39/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (78/100 vs 10/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (85/100 vs 43/100). In the "portability" category, the Vivo iQOO U6 is a bit better (54/100 vs 48/100).
| Specification | Vivo iQOO 15 | Vivo iQOO U6 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 700 | |
| AnTuTu | 3740528 | 515647 | |
| Geekbench Single | 3041 | 688 | |
| Geekbench Multi | 9494 | 1794 | |
| Display | 6.8" LTPO AMOLED | 6.5" IPS LCD | |
| Resolution | 1440x3168 | 720x1600 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 18W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 13 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 5 MP | |
| RAM | 12GB / 16GB | 4GB / 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 164.1×75.6×8.2 mm | |
| Weight | 215 g | — | |
| Launch price | $599 | — |
Vivo iQOO 15
- Main: 50MP f/f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO U6
- Main: 13MP f/f/2.2
- Front: 5MP
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO U6
- 6.5" IPS LCD
- Resolution: 720x1600
- Refresh rate: —
Vivo iQOO 15
- 7000 mAh
- NanoReview test: web browsing 18:52 hrs, total 39:26 hrs
- Wired: 100W
- Wireless: 40W
Vivo iQOO U6
- 5000 mAh
- Wired: 18W
- No wireless charging
We compared Vivo iQOO 15 and Vivo iQOO U6, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO U6 by 625.4% in our overall performance rating.
Vivo iQOO U6
Price unknownperformance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (94/100 vs 41/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (99/100 vs 39/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (78/100 vs 10/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 (85/100 vs 43/100).
portability
In the "portability" category, the Vivo iQOO U6 is a bit better (54/100 vs 48/100).
Which is better: the Vivo iQOO 15 or the Vivo iQOO U6?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO U6 by 53 points (86/100 vs 33/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO U6?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO U6 — 33/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO U6?
The Vivo iQOO 15 leads on camera score (78/100 vs 10/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo iQOO U6?
The Vivo iQOO 15 leads on performance (94/100 vs 41/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO U6?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers. The Vivo iQOO U6 is a better fit for everyday use.