ROG Zephyrus Duo (2026) vs Ultima 18
Plug PCs can earn a commission when you buy through links on this page, at no extra cost to you.
Ultima 18 is $0.99 cheaper; Ultima 18 has more storage (2 TB vs 1 TB).
| Specification | ROG Zephyrus Duo (2026) | Ultima 18 |
|---|---|---|
| Price | $4,499.99 | $4,499 |
| CPU | Intel Core Ultra 9 386H | Intel Core Ultra 9 290HX |
| RAM | 32 GB LPDDR5X-8533 | 32 GB DDR5-4800 |
| Storage | 1 TB NVMe PCIe 4.0 | 2 TB NVMe PCIe 4.0 |
| Graphics | NVIDIA RTX 5070 Ti Laptop · 12 GB GDDR7 | NVIDIA RTX 5090 Laptop · 24 GB |
| NPU | 50 TOPS | — |
| Display | 3K | 18″ 4K |
| Operating system | Windows 11 Home | Windows 11 Pro |
| Weight | 6.2 lb | — |
| Battery | 90 Wh | — |
| Wi-Fi | 7 | — |
| Ports | 2×TB4 · 2×USB-A · HDMI 2.1 · Audio | — |