- pan.tf
- Compare
- ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) vs ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)
Asus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) vs Asus ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)
What ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) does better (1) and where ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) wins (3) — every spec side by side.
vs
9.0Display9.8
8.0Memory & storage7.8
4.9Battery & portability4.4
9.7Features & cooling9.8
Dimensions
Size comparison
ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)
| ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) | ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 246 mm | 247 mm | −1 mm |
| Width | 355 mm | 355 mm | = |
| Thickness | 24.9 mm | 25 mm | −0.1 mm |
| Weight | 2.8 kg | 2.8 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus Duo 16 GX651 RTX 5090 (2026) better than ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)?
- SSD (up to)4,096 GB vs 2,000 GB2×
Why is ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026) better than ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)?
- Brightness500 nits vs 1,100 nits2.2×
- RAM (base)16 GB vs 64 GB4×
- SSD (base)1,024 GB vs 2,000 GB+95%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 135 W | — |
| Video memory | 24 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 10,496 | 10,496 |
| GPU compute (FP32) | 41.6 TFLOPS | — |
| 3DMark Steel Nomad Light | 26,964 | — |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 9 386H |
| CPU maker | Intel | Intel |
| CPU cores | 16 | — |
| CPU threads | 16 | — |
| Max CPU clock | 4.9 GHz | — |
| Processor options | Core Ultra 9 386H | — |
| Geekbench 6 multi-core | 17,133 | — |
| Geekbench 6 single-core | 2,952 | — |
| Cinebench 2024 multi-core | 1,283 | — |
| Display | ||
| Screen size | 16″ | 16″ |
| Resolution | 2880 × 1800 | 2880 × 1800 |
| Resolution class | 3K (1800p/2000p) | 3K (1800p/2000p) |
| Refresh rate | 120 Hz | — |
| Panel type | OLED | OLED |
| Brightness | 500 nits | 1,100 nits |
| sRGB coverage | 100% | — |
| Response time | 1 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 212 ppi | — |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | — |
| Advanced Optimus | No | — |
| MUX switch | Yes | — |
| HDR | Yes | — |
| Touchscreen | Yes | Yes |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 64 GB |
| RAM type | LPDDR5X | LPDDR5X |
| RAM speed | 8,533 MHz | — |
| Max. supported RAM | 64 GB | — |
| Upgradable RAM | No | — |
| SSD (up to) | 4,096 GB | 2,000 GB |
| SSD (base) | 1,024 GB | 2,000 GB |
| M.2 SSD slots | 2 | — |
| SSD interface | PCIe 5.0 x4 | — |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 250 W | 250 W |
| USB-C charging (Power Delivery) | Yes | — |
| USB-C charging power | 100 W | — |
| Design & cooling | ||
| Weight | 2.82 kg | 2.82 kg |
| Thickness | 24.9 mm | 25 mm |
| Width | 355 mm | 355 mm |
| Depth | 246 mm | 247 mm |
| Body material | Aluminium | — |
| Colours | Gray | Grey |
| Cooling fans | 2 | — |
| Vapor chamber cooling | Yes | — |
| Liquid metal (CPU) | No | — |
| Fan noise (max. load) | 54.1 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 port | No | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6 | 6 |
| Keyboard & camera | ||
| Keyboard backlight | Single-colour RGB | — |
| Backlit keyboard | Yes | — |
| Numeric keypad | No | — |
| Key travel | 1.7 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | — |
| Fingerprint reader | No | — |
| Audio | ||
| Speakers | 2.4 | 4 speakers |
| Dolby Atmos | Yes | Yes |
Related comparisons
vs
Asus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)vsMSI Raider 16 HX AI RTX 5070 Ti (2026)9.49.5vs
Asus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)vsHP Omen Max 16 RTX 5090 (2026)9.49.4vs
Asus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)vsMSI Raider 16 HX B2W RTX 5070 Ti (2026)9.49.6vsAsus ROG Zephyrus Duo 16 GX651 RTX 5090 (2026)vsMSI Raider 16 HX AI RTX 5090 (2026)9.49.6
vs
Asus ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)vsMSI Katana 15 HX B14 RTX 5070 (2025)9.47.3
vsHP Omen Max 16 RTX 5080 (2025)vsAsus ROG Zephyrus Duo 16 OLED GX651AX RTX 5090 (2026)9.29.4