OnePlus Ace 6 Ultra vs Vivo iQOO Z9 (China)
The OnePlus Ace 6 Ultra (2026) runs on the MediaTek Dimensity 9500, while the Vivo iQOO Z9 (China) (2024) runs on the Qualcomm Snapdragon 7 Gen 3. By overall MobileRank rating, the OnePlus Ace 6 Ultra leads — 74/100 vs 58/100 (a 16-point difference). Key differences: the OnePlus Ace 6 Ultra has the bigger battery (8600 mAh vs 6000); the OnePlus Ace 6 Ultra is faster in AnTuTu (3,429,868 vs 1,027,925); the Vivo iQOO Z9 (China) is noticeably lighter (194g vs 217g).
Profile comparison
Category scores
OnePlus Ace 6 Ultra
Vivo iQOO Z9 (China)
What makes OnePlus Ace 6 Ultra better?
- Higher AnTuTu: 3429868 vs 1027925
- Better Geekbench Single: 3293 vs 1131
- Better Geekbench Multi: 10243 vs 3111
- Bigger battery: 8600 vs 6000 mAh
- Faster charging: 120W vs 80W
- Higher refresh rate: 165Hz vs 144Hz
- Higher performance (94/100 vs 59/100)
- Better camera (35/100 vs 32/100)
- Longer battery life (82/100 vs 63/100)
What makes Vivo iQOO Z9 (China) better?
- Lighter: 194g vs 217g
- Better portability (63/100 vs 43/100)
Comparison verdict
Comparing the OnePlus Ace 6 Ultra vs the Vivo iQOO Z9 (China), the OnePlus Ace 6 Ultra scores 16 points higher (74/100 vs 58/100). In the "performance" category, the OnePlus Ace 6 Ultra leads (94/100 vs 59/100). In the "battery" category, the OnePlus Ace 6 Ultra leads (82/100 vs 63/100). In the "performance" category, the OnePlus Ace 6 Ultra significantly outperforms the Vivo iQOO Z9 (China) (94/100 vs 59/100). In the "display" category, both devices are on the same level — 94/100. In the "camera" category, the OnePlus Ace 6 Ultra and the Vivo iQOO Z9 (China) are nearly equal (35/100 vs 32/100). In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo iQOO Z9 (China) (82/100 vs 63/100). In the "portability" category, the Vivo iQOO Z9 (China) notably outperforms the OnePlus Ace 6 Ultra (63/100 vs 43/100).
Specs comparison
| Specification | OnePlus Ace 6 Ultra | Vivo iQOO Z9 (China) | |
|---|---|---|---|
| Processor | MediaTek Dimensity 9500 | Qualcomm Snapdragon 7 Gen 3 | |
| AnTuTu | 3429868 | 1027925 | |
| Geekbench Single | 3293 | 1131 | |
| Geekbench Multi | 10243 | 3111 | |
| Display | 6.8" AMOLED | 6.8" AMOLED | |
| Resolution | 1272x2772 | 1260x2800 | |
| Refresh rate | 165 Hz | 144 Hz | |
| Battery | 8600 mAh | 6000 mAh | |
| Charging | 120W | 80W | |
| Main camera | 50 MP | 50 MP | |
| Ultrawide | 8 MP | 0 MP | |
| Front camera | 16 MP | 16 MP | |
| RAM | 12GB / 16GB | 8GB / 12GB | |
| Storage | 256GB / 512GB / 1TB | 128GB / 256GB / 512GB | |
| OS | Android 16 | Android 14, OriginOS 4 | |
| Brightness (peak) | 1800 nits | 4500 nits | |
| NFC | yes | yes | |
| Protection | IP66 | IP64 | |
| Dimensions | 162.5×77.5×8.5 mm | 163.7×75.9×8.0 mm | |
| Weight | 217 g | 194 g | |
| Launch price | $555 | — |
Camera comparison
OnePlus Ace 6 Ultra
- Main: 50MP f/1.8
- Ultrawide: 8MP
- Front: 16MP
Vivo iQOO Z9 (China)
- Main: 50MP f/1.8
- Front: 16MP
Display comparison
OnePlus Ace 6 Ultra
- 6.8" AMOLED
- Resolution: 1272x2772
- Refresh rate: 165 Hz
Vivo iQOO Z9 (China)
- 6.8" AMOLED
- Resolution: 1260x2800
- Refresh rate: 144 Hz
Battery and charging
OnePlus Ace 6 Ultra
- 8600 mAh
- Wired: 120W
- No wireless charging
Vivo iQOO Z9 (China)
- 6000 mAh
- Wired: 80W
- No wireless charging
Overall performance score
We compared OnePlus Ace 6 Ultra and Vivo iQOO Z9 (China), covering their specs and all relevant benchmarks.
OnePlus Ace 6 Ultra leads Vivo iQOO Z9 (China) by 233.7% 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 OnePlus Ace 6 Ultra significantly outperforms the Vivo iQOO Z9 (China) (94/100 vs 59/100).
display
In the "display" category, both devices are on the same level — 94/100.
camera
In the "camera" category, the OnePlus Ace 6 Ultra and the Vivo iQOO Z9 (China) are nearly equal (35/100 vs 32/100).
battery
In the "battery" category, the OnePlus Ace 6 Ultra notably outperforms the Vivo iQOO Z9 (China) (82/100 vs 63/100).
portability
In the "portability" category, the Vivo iQOO Z9 (China) notably outperforms the OnePlus Ace 6 Ultra (63/100 vs 43/100).
Frequently asked questions
Which is better: the OnePlus Ace 6 Ultra or the Vivo iQOO Z9 (China)?
The OnePlus Ace 6 Ultra is noticeably better than the Vivo iQOO Z9 (China) — the overall rating gap is 16 points.
What is the rating of the OnePlus Ace 6 Ultra and the Vivo iQOO Z9 (China)?
The OnePlus Ace 6 Ultra has a MobileRank rating of 74/100, the Vivo iQOO Z9 (China) — 58/100.
Which is more powerful: the OnePlus Ace 6 Ultra or the Vivo iQOO Z9 (China)?
The OnePlus Ace 6 Ultra leads on performance (94/100 vs 59/100).
Should you choose the OnePlus Ace 6 Ultra over the Vivo iQOO Z9 (China)?
The OnePlus Ace 6 Ultra is a better fit for gamers and power users, those who care about battery life.