Vivo iQOO 15 vs Vivo iQOO Z7x
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z7x (2023) runs on the Qualcomm Snapdragon 695 5G. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 47/100 (a 39-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 592,015); the Vivo iQOO 15 has NFC for contactless payments, the Vivo iQOO Z7x doesn't; the Vivo iQOO 15 is thinner (8.1mm vs 9.1mm).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z7x
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 592015
- Better Geekbench Single: 3013 vs 905
- Better Geekbench Multi: 9287 vs 2101
- Bigger battery: 7000 vs 6000 mAh
- Faster charging: 100W vs 80W
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 46/100)
- Better camera (78/100 vs 30/100)
- Longer battery life (85/100 vs 63/100)
- Better display (99/100 vs 66/100)
- Better portability (48/100 vs 44/100)
What makes Vivo iQOO Z7x better?
- Lighter: 205g vs 215g
- Overall rating 47/100
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z7x, the Vivo iQOO 15 scores 39 points higher (86/100 vs 47/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 46/100). 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 63/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (94/100 vs 46/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (78/100 vs 30/100). In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z7x (85/100 vs 63/100). In the "portability" category, the Vivo iQOO 15 and the Vivo iQOO Z7x are nearly equal (48/100 vs 44/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z7x | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 695 5G | |
| AnTuTu | 3758268 | 592015 | |
| Geekbench Single | 3013 | 905 | |
| Geekbench Multi | 9287 | 2101 | |
| Display | 6.8" LTPO AMOLED | 6.6" IPS LCD | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 6000 mAh | |
| Charging | 100W | 80W | |
| 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 | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB | |
| OS | Android 16 | Android 13, Origin OS 3 | |
| Brightness (peak) | 6000 nits | — | |
| NFC | yes | no | |
| Protection | IP68 | — | |
| Dimensions | 163.7×76.8×8.1 mm | 164.6×75.8×9.1 mm | |
| Weight | 215 g | 205 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z7x
- Main: 50MP f/1.8
- Front: 8MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z7x
- 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 Z7x
- 6000 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z7x, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z7x by 534.8% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z7x
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (94/100 vs 46/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x (78/100 vs 30/100).
battery
In the "battery" category, the Vivo iQOO 15 notably outperforms the Vivo iQOO Z7x (85/100 vs 63/100).
portability
In the "portability" category, the Vivo iQOO 15 and the Vivo iQOO Z7x are nearly equal (48/100 vs 44/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z7x?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z7x by 39 points (86/100 vs 47/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z7x?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z7x — 47/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z7x?
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 Z7x?
The Vivo iQOO 15 leads on performance (94/100 vs 46/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z7x?
The Vivo iQOO 15 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.