Asus ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) vs HP Omen Max 16 RTX 5090 (2026)
What ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) does better (10) and where Omen Max 16 RTX 5090 (2026) wins (0) — every spec side by side.
vs
9.8Display9.7
7.9Memory & storage7.2
4.4Battery & portability2.9
9.8Features & cooling9.3
Dimensions
Size comparison
ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)Omen Max 16 RTX 5090 (2026)
| ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) | Omen Max 16 RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 247 mm | 269 mm | −22 mm |
| Width | 355 mm | 357 mm | −2 mm |
| Thickness | 25 mm | 26 mm | −1 mm |
| Weight | 2.8 kg | 3 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) better than Omen Max 16 RTX 5090 (2026)?
- Brightness1,100 nits vs 500 nits2.2×
- Resolution class3K (1800p/2000p) vs QHD (1440p/1600p)
- Battery capacity90 Wh vs 83 Wh+8%
- Weight2.82 kg vs 2.97 kg+5%
- RAM (base)64 GB vs 32 GB2×
- RAM typeLPDDR5X vs DDR5
- SD card readerYes · Omen Max 16 RTX 5090 (2026): No
- Dolby AtmosYes · Omen Max 16 RTX 5090 (2026): No
- Thickness25 mm vs 26 mm+4%
- Bluetooth6 vs 5.4+11%
Why is Omen Max 16 RTX 5090 (2026) better than ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)?
Omen Max 16 RTX 5090 (2026) has no measurable advantages in this pair.
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | — | 175 W |
| Video memory | 24 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 10,496 | 10,496 |
| GPU compute (FP32) | — | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | — | 30,836 |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | — | 24 |
| Max CPU clock | — | 5.5 GHz |
| Processor options | — | Ryzen AI 7 450, Core Ultra 7 270HX Plus, Core Ultra 9 290HX Plus, Ryzen AI 9 HX 475 |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 2880 × 1800 | 2560 × 1600 |
| Resolution class | 3K (1800p/2000p) | QHD (1440p/1600p) |
| Refresh rate | — | 240 Hz |
| Panel type | OLED | OLED |
| Brightness | 1,100 nits | 500 nits |
| sRGB coverage | — | 100% |
| Response time | — | 0.2 ms |
| DCI-P3 coverage | — | 100% |
| Pixel density | — | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | — | Yes |
| Advanced Optimus | — | Yes |
| MUX switch | — | Yes |
| HDR | — | Yes |
| Touchscreen | Yes | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 64 GB | 32 GB |
| RAM type | LPDDR5X | DDR5 |
| RAM speed | — | 5,600 MHz |
| Max. supported RAM | — | 64 GB |
| RAM slots | — | 2 |
| Upgradable RAM | — | Yes |
| SSD (up to) | 2,000 GB | 2,000 GB |
| SSD (base) | 2,000 GB | 2,000 GB |
| M.2 SSD slots | — | 2 |
| SSD interface | — | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 83 Wh |
| Power adapter | 250 W | — |
| USB-C charging (Power Delivery) | — | Yes |
| Design & cooling | ||
| Weight | 2.82 kg | 2.97 kg |
| Thickness | 25 mm | 26 mm |
| Width | 355 mm | 357 mm |
| Depth | 247 mm | 269 mm |
| Body material | — | Aluminium, Plastic |
| Colours | Grey | Black |
| Cooling fans | — | 2 |
| Vapor chamber cooling | — | Yes |
| Liquid metal (CPU) | — | Yes |
| Fan noise (max. load) | — | 61.8 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | — | 2 |
| USB-A ports | — | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | — | No |
| Ethernet | — | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | — | Yes |
| Numeric keypad | — | Yes |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | — | Yes |
| Fingerprint reader | — | No |
| Audio | ||
| Speakers | 4 speakers | 2 speakers |
| Dolby Atmos | Yes | No |
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