Vivo iQOO 15 vs Vivo iQOO Z8
The Vivo iQOO 15 (2025) runs on the Qualcomm Snapdragon 8 Elite, while the Vivo iQOO Z8 (2023) runs on the MediaTek Dimensity 8200. By overall MobileRank rating, the Vivo iQOO 15 leads — 86/100 vs 55/100 (a 31-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 1,240,821); the Vivo iQOO Z8 is noticeably lighter (200g vs 215g).
Profile comparison
Category scores
Vivo iQOO 15
Vivo iQOO Z8
What makes Vivo iQOO 15 better?
- Higher AnTuTu: 3758268 vs 1240821
- Better Geekbench Single: 3013 vs 1239
- Better Geekbench Multi: 9287 vs 3962
- Bigger battery: 7000 vs 5000 mAh
- Higher refresh rate: 144Hz vs 120Hz
- Higher performance (94/100 vs 64/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (85/100 vs 52/100)
- Better display (99/100 vs 66/100)
What makes Vivo iQOO Z8 better?
- Better main camera: 64MP vs 50MP
- Lighter: 200g vs 215g
- Better portability (51/100 vs 48/100)
Comparison verdict
Comparing the Vivo iQOO 15 vs the Vivo iQOO Z8, the Vivo iQOO 15 scores 31 points higher (86/100 vs 55/100). In the "performance" category, the Vivo iQOO 15 leads (94/100 vs 64/100). 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 52/100). In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (94/100 vs 64/100). In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (99/100 vs 66/100). In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (85/100 vs 52/100). In the "portability" category, the Vivo iQOO Z8 and the Vivo iQOO 15 are nearly equal (51/100 vs 48/100).
Specs comparison
| Specification | Vivo iQOO 15 | Vivo iQOO Z8 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 8200 | |
| AnTuTu | 3758268 | 1240821 | |
| Geekbench Single | 3013 | 1239 | |
| Geekbench Multi | 9287 | 3962 | |
| Display | 6.8" LTPO AMOLED | 6.6" LCDIPS LCD | |
| Resolution | 1440x3168 | 1080x2388 | |
| Refresh rate | 144 Hz | 120 Hz | |
| Battery | 7000 mAh | 5000 mAh | |
| Charging | 100W | — | |
| 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 | 256GB / 512GB | |
| 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 | 200 g | |
| Launch price | $599 | — |
Camera comparison
Vivo iQOO 15
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z8
- Main: 64MP f/1.8
- Front: 16MP
Display comparison
Vivo iQOO 15
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z8
- 6.6" LCDIPS 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 Z8
- 5000 mAh
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 and Vivo iQOO Z8, covering their specs and all relevant benchmarks.
Vivo iQOO 15 leads Vivo iQOO Z8 by 202.9% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z8
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (94/100 vs 64/100).
display
In the "display" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (99/100 vs 66/100).
camera
In the "camera" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 (85/100 vs 52/100).
portability
In the "portability" category, the Vivo iQOO Z8 and the Vivo iQOO 15 are nearly equal (51/100 vs 48/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 or the Vivo iQOO Z8?
The Vivo iQOO 15 significantly outperforms the Vivo iQOO Z8 by 31 points (86/100 vs 55/100).
What is the rating of the Vivo iQOO 15 and the Vivo iQOO Z8?
The Vivo iQOO 15 has a MobileRank rating of 86/100, the Vivo iQOO Z8 — 55/100.
Which has the better camera: the Vivo iQOO 15 or the Vivo iQOO Z8?
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 Z8?
The Vivo iQOO 15 leads on performance (94/100 vs 64/100).
Should you choose the Vivo iQOO 15 over the Vivo iQOO Z8?
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 Z8 is a better fit for active users.