Asus ROG Strix Scar 18 G835 RTX 5090 (2025) vs MSI Titan 18 HX AI RTX 5090 (2026)
What ROG Strix Scar 18 G835 RTX 5090 (2025) does better (9) and where Titan 18 HX AI RTX 5090 (2026) wins (10) — every spec side by side.
vs
8.9Graphics9.7
9.1Overall performance9.7
9.8Display7.9
4.8Memory & storage9.8
2.7Battery & portability5.3
7.6Features & cooling7.1
Dimensions
Size comparison
ROG Strix Scar 18 G835 RTX 5090 (2025)Titan 18 HX AI RTX 5090 (2026)
| ROG Strix Scar 18 G835 RTX 5090 (2025) | Titan 18 HX AI RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 307.5 mm | −9.5 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 Titan 18 HX AI RTX 5090 (2026)?
- Refresh rate300 Hz vs 120 Hz2.5×
- SSD (base)4,000 GB vs 1,024 GB3.9×
- Weight3.3 kg vs 3.6 kg+9%
- G-Sync / FreeSyncYes · Titan 18 HX AI RTX 5090 (2026): No
- RAM (base)64 GB vs 32 GB2×
- Liquid metal (CPU)Yes · Titan 18 HX AI RTX 5090 (2026): No
- Dolby AtmosYes · Titan 18 HX AI RTX 5090 (2026): No
- Brightness1,200 nits vs 1,000 nits+20%
- Cooling fans3 vs 2+50%
Why is Titan 18 HX AI RTX 5090 (2026) better than ROG Strix Scar 18 G835 RTX 5090 (2025)?
- RAM (up to)64 GB vs 128 GB2×
- SSD (up to)4,000 GB vs 12,288 GB3.1×
- Battery capacity90 Wh vs 100 Wh+11%
- 3DMark Steel Nomad Light30,125 vs 32,825+9%
- Max. supported RAM64 GB vs 128 GB2×
- M.2 SSD slots2 vs 42×
- SD card readerNo · ROG Strix Scar 18 G835 RTX 5090 (2025): Yes
- Pixel density168 ppi vs 252 ppi+50%
- USB-C charging power100 W vs 140 W+40%
- RAM speed5,600 MHz vs 7,200 MHz+29%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5090 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 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 | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 30,125 | 32,825 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | — | 24 |
| Max CPU clock | 5.5 GHz | 5.5 GHz |
| Processor options | — | Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | — | 23,802 |
| Geekbench 6 single-core | — | 3,542 |
| Cinebench 2024 multi-core | — | 2,685 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 3840 × 2400 | 3840 × 2400 |
| Resolution class | 4K (2160p/2400p) | 4K (2160p/2400p) |
| Refresh rate | 300 Hz | 120 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 1,200 nits | 1,000 nits |
| sRGB coverage | 100% | — |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 168 ppi | 252 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 128 GB |
| RAM (base) | 64 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 7,200 MHz |
| Max. supported RAM | 64 GB | 128 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,000 GB | 12,288 GB |
| SSD (base) | 4,000 GB | 1,024 GB |
| M.2 SSD slots | 2 | 4 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 380 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 140 W |
| Design & cooling | ||
| Weight | 3.3 kg | 3.6 kg |
| Thickness | 32 mm | 32 mm |
| Width | 399 mm | 404 mm |
| Depth | 298 mm | 307.5 mm |
| Body material | Aluminium, Plastic | Aluminium |
| Colours | Black | Black |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 53.7 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 3 | 3 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet | 5 Gbit/s | — |
| Ethernet port | Yes | Yes |
| SD card reader | No | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Keyboard & camera | ||
| Keyboard backlight | — | Per-key RGB |
| Per-key RGB | — | Yes |
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 4 speakers | 4.2 |
| Dolby Atmos | Yes | No |
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