Vivo iQOO 15 Ultra vs Vivo iQOO Z7
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO Z7 (2023) runs on the MediaTek Dimensity 920. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 50/100 (a 39-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 4500); the main camera is 50 MP vs 64 MP; the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 750,481); the Vivo iQOO 15 Ultra has NFC for contactless payments, the Vivo iQOO Z7 doesn't; the Vivo iQOO Z7 is noticeably lighter (173g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo iQOO Z7
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 750481
- Better Geekbench Single: 3639 vs 936
- Better Geekbench Multi: 11047 vs 2318
- Bigger battery: 7400 vs 4500 mAh
- Faster charging: 120W vs 44W
- Higher refresh rate: 144Hz vs 90Hz
- Higher performance (99/100 vs 51/100)
- Better camera (78/100 vs 40/100)
- Longer battery life (92/100 vs 38/100)
- Better display (99/100 vs 69/100)
What makes Vivo iQOO Z7 better?
- Better main camera: 64MP vs 50MP
- Lighter: 173g vs 227g
- Better portability (77/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo iQOO Z7, the Vivo iQOO 15 Ultra scores 39 points higher (89/100 vs 50/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 51/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 38/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (99/100 vs 51/100). In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (99/100 vs 69/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (78/100 vs 40/100). In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (92/100 vs 38/100). In the "portability" category, the Vivo iQOO Z7 significantly outperforms the Vivo iQOO 15 Ultra (77/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo iQOO Z7 | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 920 | |
| AnTuTu | 4602290 | 750481 | |
| Geekbench Single | 3639 | 936 | |
| Geekbench Multi | 11047 | 2318 | |
| Display | 6.8" LTPO AMOLED | 6.4" AMOLED | |
| Resolution | 1440x3168 | 1080x2400 | |
| Refresh rate | 144 Hz | 90 Hz | |
| Battery | 7400 mAh | 4500 mAh | |
| Charging | 120W | 44W | |
| Wireless charging | 50W | 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 / 24GB | 6GB / 8GB | |
| Storage | 256GB / 512GB / 1TB | 128GB | |
| OS | Android 16 | Android 13, Funtouch 13 | |
| Brightness (peak) | 8000 nits | 1300 nits | |
| NFC | yes | no | |
| Protection | IP68 | IP54 | |
| Dimensions | 163.7×76.8×8.7 mm | 158.9×73.5×7.8 mm | |
| Weight | 227 g | 173 g | |
| Launch price | $799 | — |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z7
- Main: 64MP
- Front: 16MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z7
- 6.4" AMOLED
- Resolution: 1080x2400
- Refresh rate: 90 Hz
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo iQOO Z7
- 4500 mAh
- Wired: 44W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo iQOO Z7, covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo iQOO Z7 by 513.2% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z7
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (99/100 vs 51/100).
display
In the "display" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (99/100 vs 69/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (78/100 vs 40/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 (92/100 vs 38/100).
portability
In the "portability" category, the Vivo iQOO Z7 significantly outperforms the Vivo iQOO 15 Ultra (77/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo iQOO Z7?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z7 by 39 points (89/100 vs 50/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo iQOO Z7?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo iQOO Z7 — 50/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo iQOO Z7?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 40/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo iQOO Z7?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 51/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo iQOO Z7?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.