Vivo iQOO 15 Ultra vs Vivo iQOO Z9 (China)
The Vivo iQOO 15 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5, while the Vivo iQOO Z9 (China) (2024) runs on the Qualcomm Snapdragon 7 Gen 3. By overall MobileRank rating, the Vivo iQOO 15 Ultra leads — 89/100 vs 58/100 (a 31-point difference). Key differences: the Vivo iQOO 15 Ultra has the bigger battery (7400 mAh vs 6000); the Vivo iQOO 15 Ultra is faster in AnTuTu (4,602,290 vs 1,027,925); the Vivo iQOO Z9 (China) is noticeably lighter (194g vs 227g).
Profile comparison
Category scores
Vivo iQOO 15 Ultra
Vivo iQOO Z9 (China)
What makes Vivo iQOO 15 Ultra better?
- Higher AnTuTu: 4602290 vs 1027925
- Better Geekbench Single: 3639 vs 1131
- Better Geekbench Multi: 11047 vs 3111
- Bigger battery: 7400 vs 6000 mAh
- Faster charging: 120W vs 80W
- Higher performance (99/100 vs 59/100)
- Better camera (78/100 vs 32/100)
- Longer battery life (92/100 vs 63/100)
- Better display (99/100 vs 94/100)
What makes Vivo iQOO Z9 (China) better?
- Lighter: 194g vs 227g
- Better portability (63/100 vs 35/100)
Comparison verdict
Comparing the Vivo iQOO 15 Ultra vs the Vivo iQOO Z9 (China), the Vivo iQOO 15 Ultra scores 31 points higher (89/100 vs 58/100). In the "performance" category, the Vivo iQOO 15 Ultra leads (99/100 vs 59/100). In the "camera" category, the Vivo iQOO 15 Ultra leads (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 Ultra leads (92/100 vs 63/100). In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z9 (China) (99/100 vs 59/100). In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 94/100). In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z9 (China) (78/100 vs 32/100). In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Vivo iQOO Z9 (China) (92/100 vs 63/100). In the "portability" category, the Vivo iQOO Z9 (China) notably outperforms the Vivo iQOO 15 Ultra (63/100 vs 35/100).
Specs comparison
| Specification | Vivo iQOO 15 Ultra | Vivo iQOO Z9 (China) | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 7 Gen 3 | |
| AnTuTu | 4602290 | 1027925 | |
| Geekbench Single | 3639 | 1131 | |
| Geekbench Multi | 11047 | 3111 | |
| Display | 6.8" LTPO AMOLED | 6.8" AMOLED | |
| Resolution | 1440x3168 | 1260x2800 | |
| Refresh rate | 144 Hz | 144 Hz | |
| Battery | 7400 mAh | 6000 mAh | |
| Charging | 120W | 80W | |
| Wireless charging | 50W | 0W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 50 MP | 0 MP | |
| Telephoto | 50 MP | 0 MP | |
| Front camera | 32 MP | 16 MP | |
| RAM | 12GB / 16GB / 24GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 14, OriginOS 4 | |
| Brightness (peak) | 8000 nits | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP68 | IP64 | |
| Dimensions | 163.7×76.8×8.7 mm | 163.7×75.9×8.0 mm | |
| Weight | 227 g | 194 g | |
| Launch price | $799 | — |
Camera comparison
Vivo iQOO 15 Ultra
- Main: 50MP f/1.9
- Ultrawide: 50MP
- Telephoto: 50MP
- Front: 32MP
Vivo iQOO Z9 (China)
- Main: 50MP f/1.8
- Front: 16MP
Display comparison
Vivo iQOO 15 Ultra
- 6.8" LTPO AMOLED
- Resolution: 1440x3168
- Refresh rate: 144 Hz
Vivo iQOO Z9 (China)
- 6.8" AMOLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Battery and charging
Vivo iQOO 15 Ultra
- 7400 mAh
- Wired: 120W
- Wireless: 50W
Vivo iQOO Z9 (China)
- 6000 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared Vivo iQOO 15 Ultra and Vivo iQOO Z9 (China), covering their specs and all relevant benchmarks.
Vivo iQOO 15 Ultra leads Vivo iQOO Z9 (China) by 347.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z9 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z9 (China) (99/100 vs 59/100).
display
In the "display" category, the Vivo iQOO 15 Ultra is a bit better (99/100 vs 94/100).
camera
In the "camera" category, the Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z9 (China) (78/100 vs 32/100).
battery
In the "battery" category, the Vivo iQOO 15 Ultra notably outperforms the Vivo iQOO Z9 (China) (92/100 vs 63/100).
portability
In the "portability" category, the Vivo iQOO Z9 (China) notably outperforms the Vivo iQOO 15 Ultra (63/100 vs 35/100).
Frequently asked questions
Which is better: the Vivo iQOO 15 Ultra or the Vivo iQOO Z9 (China)?
The Vivo iQOO 15 Ultra significantly outperforms the Vivo iQOO Z9 (China) by 31 points (89/100 vs 58/100).
What is the rating of the Vivo iQOO 15 Ultra and the Vivo iQOO Z9 (China)?
The Vivo iQOO 15 Ultra has a MobileRank rating of 89/100, the Vivo iQOO Z9 (China) — 58/100.
Which has the better camera: the Vivo iQOO 15 Ultra or the Vivo iQOO Z9 (China)?
The Vivo iQOO 15 Ultra leads on camera score (78/100 vs 32/100).
Which is more powerful: the Vivo iQOO 15 Ultra or the Vivo iQOO Z9 (China)?
The Vivo iQOO 15 Ultra leads on performance (99/100 vs 59/100).
Should you choose the Vivo iQOO 15 Ultra over the Vivo iQOO Z9 (China)?
The Vivo iQOO 15 Ultra is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.