Vivo iQOO 15 vs Vivo iQOO Z6x
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z6x (2022) runs on the MediaTek Dimensity 810. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 43/100 (a 43-point difference). Key differences: the Vivo iQOO 15 has the bigger battery (7000 mAh vs 6000); the Vivo iQOO 15 is faster in AnTuTu (3,758,268 vs 569,913); the Vivo iQOO 15 has NFC for contactless payments, the Vivo iQOO Z6x doesn't; the Vivo iQOO 15 is thinner (8.1mm vs 9.3mm).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z6x
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 569913
- Better Geekbench Single: 3013 vs 684
- Better Geekbench Multi: 9287 vs 1900
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 44W
- Higher performance (94/100 vs 42/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (85/100 vs 56/100)
- Better display (99/100 vs 57/100)
- Better portability (48/100 vs 43/100)
What makes Vivo iQOO Z6x better?
- Lighter: 204g vs 215g
- Overall rating 43/100
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z6x, the Vivo iQOO 15 scores 43 points higher (86/100 vs 43/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 42/100). In the "camera" category, the Vivo iQOO 15 leads (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 leads (85/100 vs 56/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (94/100 vs 42/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (99/100 vs 57/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z6x (85/100 vs 56/100). In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 43/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z6x | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 810 | |
| AnTuTu | 3758268 | 569913 | |
| Geekbench Single | 3013 | 684 | |
| Geekbench Multi | 9287 | 1900 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 1080x2408 | |
| Refresh rate | 144 Hz | — | |
| Battery | 7000 mAh | 6000 mAh | |
| Charging | 100W | 44W | |
| Wireless charging | 40W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 8 MP | |
| RAM | 12GB / 16GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 11, Origin OS Ocean | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 163.9×75.3×9.3 mm | |
| Weight | 215 g | 204 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z6x
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z6x
- 6.6" IPS LCD
- Resolution: 1080x2408
- Refresh rate: —
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 Z6x
- 6000 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z6x, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z6x by 559.4% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z6x
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (94/100 vs 42/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (99/100 vs 57/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z6x (85/100 vs 56/100).
portability
In the "portability" category, the Vivo iQOO 15 is a bit better (48/100 vs 43/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z6x?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z6x by 43 points (86/100 vs 43/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z6x?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z6x — 43/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z6x?
The Vivo iQOO 15 leads on camera score (78/100 vs 30/100).
Which is more powerful: the Vivo iQOO 15 or the Vivo iQOO Z6x?
The Vivo iQOO 15 leads on performance (94/100 vs 42/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z6x?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.