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 — 87/100 vs 31/100 (a 56-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 iQOO Z6 (China) is noticeably lighter (194g vs 230g).
Vivo iQOO Z6 (China)
Vivo X300 Ultra
- Lighter: 194g vs 230g
- Better design/ergonomics (57/100 vs 12/100)
- Better value for money (55/100 vs 44/100)
- Bigger battery: 7000 vs 4500 mAh
- Faster charging: 100W vs 80W
- Better main camera: 200MP vs 64MP
- Higher performance (96/100 vs 0/100)
- Better camera (96/100 vs 34/100)
- Longer battery life (77/100 vs 39/100)
Comparing the Vivo iQOO Z6 (China) vs the Vivo X300 Ultra, the Vivo X300 Ultra scores 56 points higher (87/100 vs 31/100). In the "performance" category, the Vivo X300 Ultra leads (96/100 vs 0/100). In the "camera" category, the Vivo X300 Ultra leads (96/100 vs 34/100). In the "battery" category, the Vivo X300 Ultra leads (77/100 vs 39/100). In the "value for money" category, the Vivo iQOO Z6 (China) leads (55/100 vs 44/100). In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 0/100). In the "display" category, both devices are on the same level — 100/100. In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 34/100). In the "battery" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (77/100 vs 39/100). In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo X300 Ultra (57/100 vs 12/100). In the "value for money" category, the Vivo iQOO Z6 (China) is a bit better (55/100 vs 44/100).
| Specification | Vivo iQOO Z6 (China) | Vivo X300 Ultra | |
|---|---|---|---|
| Processor | Qualcomm Snapdragon 778G+ 5G | Qualcomm Snapdragon 8 Elite Gen 5 | |
| AnTuTu | — | 4247433 | |
| Geekbench Single | — | 3640 | |
| Geekbench Multi | — | 11033 | |
| 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 | |
| Price | — | $950 |
Vivo iQOO Z6 (China)
- Main: 64MP f/f/1.8
- Front: 8MP
Vivo X300 Ultra
- Main: 200MP f/f/1.6
- Ultrawide: 50MP
- Telephoto: 200MP
- Front: 32MP
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
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
Vivo iQOO Z6 (China)
Price unknownperformance
In the "performance" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 0/100).
display
In the "display" category, both devices are on the same level — 100/100.
camera
In the "camera" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (96/100 vs 34/100).
battery
In the "battery" category, the Vivo X300 Ultra significantly outperforms the Vivo iQOO Z6 (China) (77/100 vs 39/100).
design
In the "design" category, the Vivo iQOO Z6 (China) significantly outperforms the Vivo X300 Ultra (57/100 vs 12/100).
value for money
In the "value for money" category, the Vivo iQOO Z6 (China) is a bit better (55/100 vs 44/100).
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 56 points (87/100 vs 31/100).
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 31/100, the Vivo X300 Ultra — 87/100.
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 34/100).
Which is more powerful: the Vivo iQOO Z6 (China) or the Vivo X300 Ultra?
The Vivo X300 Ultra leads on performance (96/100 vs 0/100).
Should you choose the Vivo iQOO Z6 (China) over the Vivo X300 Ultra?
The Vivo iQOO Z6 (China) is a better fit for everyday use. The Vivo X300 Ultra is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life.