Vivo iQOO 15 vs Vivo iQOO Z7 (China)
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z7 (China) (2023) runs on the Qualcomm Snapdragon 782G. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 54/100 (a 32-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 5000); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 806,420).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z7 (China)
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 806420
- Better Geekbench Single: 3013 vs 1126
- Better Geekbench Multi: 9287 vs 3034
- Bigger battery: 7000 vs 5000 mAh
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 55/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (85/100 vs 64/100)
- Better display (99/100 vs 66/100)
What makes Vivo iQOO Z7 (China) better?
- Faster charging: 120W vs 100W
- Better main camera: 64MP vs 50MP
- Lighter: 201g vs 215g
- Better portability (50/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z7 (China), the Vivo iQOO 15 scores 32 points higher (86/100 vs 54/100). 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 40/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 64/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (94/100 vs 55/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z7 (China) (85/100 vs 64/100). In the "portability" category, the Vivo iQOO Z7 (China) and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z7 (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 782G | |
| AnTuTu | 3758268 | 806420 | |
| Geekbench Single | 3013 | 1126 | |
| Geekbench Multi | 9287 | 3034 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | 120W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 64 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 13, OriginOS 3 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | yes | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 164.6×75.8×8.8 mm | |
| Weight | 215 g | 201 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z7 (China)
- Main: 64MP f/1.8
- Front: 16MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z7 (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 Z7 (China)
- 5000 mAh
- Wired: 120W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z7 (China), covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z7 (China) by 366.0% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z7 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (94/100 vs 55/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z7 (China) (85/100 vs 64/100).
portability
In the "portability" category, the Vivo iQOO Z7 (China) and the Vivo iQOO 15 are nearly equal (50/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z7 (China)?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7 (China) by 32 points (86/100 vs 54/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z7 (China)?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z7 (China) — 54/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z7 (China)?
The Vivo iQOO 15 leads on camera score (78/100 vs 40/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo iQOO Z7 (China)?
The Vivo iQOO 15 leads on performance (94/100 vs 55/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z7 (China)?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.