Vivo iQOO Z6 (China) vs Vivo X300 Ultra
The Vivo iQOO Z6 (China) (2022) runs on the Qualcomm Snapdragon 778G+ 5G, while the Vivo X300 Ultra (2026) runs on the Qualcomm Snapdragon 8 Elite Gen 5. By overall MobileRank rating, the Vivo X300 Ultra leads — 91/100 vs 50/100 (a 41-point difference). Key differences: the Vivo X300 Ultra has the bigger battery (7000 mAh vs 4500); the main camera is 64 MP vs 200 MP; the Vivo X300 Ultra is faster in AnTuTu (4,247,433 vs 820,210); the Vivo iQOO Z6 (China) is noticeably lighter (194g vs 230g).
Profile comparison
Category scores
Vivo iQOO Z6 (China)
Vivo X300 Ultra
What makes Vivo iQOO Z6 (China) better?
- Lighter: 194g vs 230g
- Better portability (56/100 vs 39/100)
What makes Vivo X300 Ultra better?
- Higher AnTuTu: 4247433 vs 820210
- Better Geekbench Single: 3639 vs 1059
- Better Geekbench Multi: 11047 vs 3012
- Bigger battery: 7000 vs 4500 mAh
- Faster charging: 100W vs 80W
- Better main camera: 200MP vs 64MP
- Higher performance (99/100 vs 55/100)
- Better camera (96/100 vs 37/100)
- Longer battery life (85/100 vs 45/100)
- Better display (89/100 vs 66/100)
Comparison verdict
Comparing the Vivo iQOO Z6 (China) vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 41 points higher (91/100 vs 50/100). In the "performance" category, the Vivo X300 Ultra leads (99/100 vs 55/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 37/100). In the "battery" category, the Vivo X300 Ultra leads (85/100 vs 45/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (99/100 vs 55/100). In the "display" category, the Vivo X300 Ultra notably outperforms the Vivo iQOO Z6 (China) (89/100 vs 66/100). In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 37/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (85/100 vs 45/100). In the "portability" category, the Vivo iQOO Z6 (China) notably outperforms the Vivo X300 Ultra (56/100 vs 39/100).
Specs comparison
| Specification | Vivo iQOO Z6 (China) | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 778G+ 5G | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | 820210 | 4247433 | |
| Geekbench Single | 1059 | 3639 | |
| Geekbench Multi | 3012 | 11047 | |
| Display | 6.6" IPS LCD | 6.8" LTPO OLED | |
| Resolution | 1080x2388 | 3168x1440 | |
| Refresh rate | 120 Hz | 120 Hz | |
| Battery | 4500 mAh | 7000 mAh | |
| Charging | 80W | 100W | |
| Wireless charging | 0W | 40W | |
| DXOMark (camera) | — | 170 | |
| Main camera | 64 MP | 200 MP | |
| Ultrawide | 0 MP | 50 MP | |
| Telephoto | 0 MP | 200 MP | |
| Front camera | 8 MP | 32 MP | |
| RAM | 8GB / 12GB | 12GB / 16GB | |
| Storage | 128GB / 256GB | 256GB / 512GB / 1TB | |
| OS | Android 12, Origin OS Ocean | Android 16 | |
| Brightness (peak) | 650 nits | — | |
| NFC | yes | yes | |
| Protection | — | IP69 | |
| Dimensions | 164.0×75.8×8.6 mm | 163.0×76.8×8.2 mm | |
| Weight | 194 g | 230 g | |
| Launch price | — | $950 |
Camera comparison
Vivo iQOO Z6 (China)
- Main: 64MP f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
Display comparison
Vivo iQOO Z6 (China)
- 6.6" IPS LCD
- Resolution: 1080x2388
- Refresh rate: 120 Hz
Vivo X300 Ultra
- 6.8" LTPO OLED
- Resolution: 3168x1440
- Refresh rate: 120 Hz
Battery and charging
Vivo iQOO Z6 (China)
- 4500 mAh
- Wired: 80W
- No wireless charging
Vivo X300 Ultra
- 7000 mAh
- NanoReview test: web browsing 10:18 hrs, total 29:11 hrs
- Wired: 100W
- Wireless: 40W
Overall performance score
We compared Vivo iQOO Z6 (China) and Vivo X300 Ultra, covering their specs and all relevant benchmarks.
Vivo X300 Ultra leads Vivo iQOO Z6 (China) by 80.7% in our overall performance rating.
Benchmarks
Launch prices and where to check today's
Vivo iQOO Z6 (China)
Price unknownDetailed category analysis
performance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (99/100 vs 55/100).
display
In the "display" category, the Vivo X300 Ultra notably outperforms the Vivo iQOO Z6 (China) (89/100 vs 66/100).
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 37/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (85/100 vs 45/100).
portability
In the "portability" category, the Vivo iQOO Z6 (China) notably outperforms the Vivo X300 Ultra (56/100 vs 39/100).
Frequently asked questions
Which is better: the Vivo iQOO Z6 (China) or the Vivo X300 Ultra?
The Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) by 41 points (91/100 vs 50/100).
What is the rating of the Vivo iQOO Z6 (China) and the Vivo X300 Ultra?
The Vivo iQOO Z6 (China) has a MobileRank rating of 50/100, the Vivo X300 Ultra — 91/100.
Which has the better camera: the Vivo iQOO Z6 (China) or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on camera score (96/100 vs 37/100).
Which is more powerful: the Vivo iQOO Z6 (China) or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (99/100 vs 55/100).
Should you choose the Vivo iQOO Z6 (China) over the Vivo X300 Ultra?
The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.