Vivo iQOO 15 vs Vivo iQOO Z6 (China)
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 50/100 (a 36-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 820,210); the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z6 (China)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 820210
- Better Geekbench Single: 3013 vs 1059
- Better Geekbench Multi: 9287 vs 3012
- Bigger battery: 7000 vs 4500 mAh
- Faster charging: 100W vs 80W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 55/100)
- Better camera (78/100 vs 37/100)
- Longer battery life (85/100 vs 45/100)
- Better display (99/100 vs 66/100)
What makes Vivo iQOO Z6 (China) better?
- Better main camera: 64MP vs 50MP
- Lighter: 194g vs 215g
- Better portability (56/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z6 (China), the Vivo iQOO 15 scores 36 points higher (86/100 vs 50/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 55/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 37/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 45/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (94/100 vs 55/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (78/100 vs 37/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (85/100 vs 45/100). In the "portability" category, the Vivo iQOO Z6 (China) is a bit better (56/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z6 (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 778G+ 5G | |
| AnTuTu | 3758268 | 820210 | |
| Geekbench Single | 3013 | 1059 | |
| Geekbench Multi | 9287 | 3012 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 4500 mAh | |
| Charging | 100W | 80W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 12, Origin OS Ocean | |
| Brightness (peak) | 6000 nits | 650 nits | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 164.0×75.8×8.6 mm | |
| Weight | 215 g | 194 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z6 (China)
- Main: 64MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- 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
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z6 (China), covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z6 (China) by 358.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z6 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (94/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (78/100 vs 37/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) (85/100 vs 45/100).
portability
In the "portability" category, the Vivo iQOO Z6 (China) is a bit better (56/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z6 (China)?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6 (China) by 36 points (86/100 vs 50/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z6 (China)?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z6 (China) — 50/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z6 (China)?
The Vivo iQOO 15 leads on camera score (78/100 vs 37/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo iQOO Z6 (China)?
The Vivo iQOO 15 leads on performance (94/100 vs 55/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z6 (China)?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.