Asus ROG Strix Scar 18 G835 RTX 5090 (2025) vs MSI Raider A18 HX A9 RTX 5090 (2025)
What ROG Strix Scar 18 G835 RTX 5090 (2025) does better (6) and where Raider A18 HX A9 RTX 5090 (2025) wins (2) — every spec side by side.
vs
9.8Display6.4
4.8Memory & storage4.6
2.7Battery & portability3.6
7.6Features & cooling9.0
Dimensions
Size comparison
ROG Strix Scar 18 G835 RTX 5090 (2025)Raider A18 HX A9 RTX 5090 (2025)
| ROG Strix Scar 18 G835 RTX 5090 (2025) | Raider A18 HX A9 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 308 mm | −10 mm |
| Width | 399 mm | 404 mm | −5 mm |
| Thickness | 32 mm | 32 mm | = |
| Weight | 3.3 kg | 3.6 kg | −0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix Scar 18 G835 RTX 5090 (2025) better than Raider A18 HX A9 RTX 5090 (2025)?
- Refresh rate300 Hz vs 120 Hz2.5×
- SSD (up to)4,000 GB vs 2,000 GB2×
- CPU cores24 vs 16+50%
- Weight3.3 kg vs 3.6 kg+9%
- SSD (base)4,000 GB vs 2,000 GB2×
- Brightness1,200 nits vs 1,000 nits+20%
Why is Raider A18 HX A9 RTX 5090 (2025) better than ROG Strix Scar 18 G835 RTX 5090 (2025)?
- Video memory24 GB vs 64 GB2.7×
- Battery capacity90 Wh vs 99 Wh+10%
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 | 64 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 10,496 | 10,496 |
| GPU compute (FP32) | 51.4 TFLOPS | — |
| 3DMark Steel Nomad Light | 30,125 | — |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Ryzen 9 9955HX3D |
| CPU maker | Intel | AMD |
| CPU cores | 24 | 16 |
| Max CPU clock | 5.5 GHz | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 3840 × 2400 | 3840 × 2160 |
| Resolution class | 4K (2160p/2400p) | 4K (2160p/2400p) |
| Refresh rate | 300 Hz | 120 Hz |
| Panel type | Mini-LED | — |
| Brightness | 1,200 nits | 1,000 nits |
| sRGB coverage | 100% | — |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | — |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | — |
| Advanced Optimus | No | — |
| MUX switch | Yes | — |
| HDR | Yes | — |
| Touchscreen | No | — |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 64 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | — |
| Max. supported RAM | 64 GB | — |
| RAM slots | 2 | — |
| Upgradable RAM | Yes | — |
| SSD (up to) | 4,000 GB | 2,000 GB |
| SSD (base) | 4,000 GB | 2,000 GB |
| M.2 SSD slots | 2 | — |
| SSD interface | PCIe 4.0 x4 | — |
| Battery & power | ||
| Battery capacity | 90 Wh | 99 Wh |
| Power adapter | 380 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | — |
| Design & cooling | ||
| Weight | 3.3 kg | 3.6 kg |
| Thickness | 32 mm | 32 mm |
| Width | 399 mm | 404 mm |
| Depth | 298 mm | 308 mm |
| Body material | Aluminium, Plastic | — |
| Colours | Black | Black |
| Cooling fans | 3 | — |
| Vapor chamber cooling | Yes | — |
| Liquid metal (CPU) | Yes | — |
| Fan noise (max. load) | 53.7 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | — |
| USB-A ports | 3 | — |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | — |
| Ethernet | 5 Gbit/s | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | No | — |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 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 | 6 speakers |
| Dolby Atmos | Yes | — |
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