Asus ROG Strix SCAR 18 G835 RTX 5070 Ti (2025) vs Lenovo Legion 9 18 G10 RTX 5090 (2025)
What ROG Strix SCAR 18 G835 RTX 5070 Ti (2025) does better (5) and where Legion 9 18 G10 RTX 5090 (2025) wins (17) — every spec side by side.
vs
5.9Graphics9.1
7.1Overall performance8.6
9.2Display9.3
6.4Memory & storage5.9
2.4Battery & portability7.9
7.6Features & cooling9.0
Dimensions
Size comparison
ROG Strix SCAR 18 G835 RTX 5070 Ti (2025)Legion 9 18 G10 RTX 5090 (2025)
| ROG Strix SCAR 18 G835 RTX 5070 Ti (2025) | Legion 9 18 G10 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 297 mm | +1 mm |
| Width | 399 mm | 403 mm | −4 mm |
| Thickness | 32 mm | 28 mm | +4 mm |
| Weight | 3.5 kg | 3.5 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix SCAR 18 G835 RTX 5070 Ti (2025) better than Legion 9 18 G10 RTX 5090 (2025)?
- SSD (up to)8,192 GB vs 2,000 GB4.1×
- Brightness1,200 nits vs 540 nits2.2×
- Dolby AtmosYes · Legion 9 18 G10 RTX 5090 (2025): No
- DCI-P3 coverage100% vs 89%+12%
- Fan noise (max. load)53.7 dB vs 56 dB+4%
Why is Legion 9 18 G10 RTX 5090 (2025) better than ROG Strix SCAR 18 G835 RTX 5070 Ti (2025)?
- Video memory12 GB vs 24 GB2×
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- 3DMark Steel Nomad Light21,309 vs 30,865+45%
- GPU compute (FP32)37.4 TFLOPS vs 51.4 TFLOPS+37%
- Battery capacity90 Wh vs 100 Wh+11%
- GPU shader cores5,888 vs 10,496+78%
- RAM (base)16 GB vs 64 GB4×
- Max. supported RAM64 GB vs 192 GB3×
- M.2 SSD slots2 vs 42×
- SD card readerNo · ROG Strix SCAR 18 G835 RTX 5070 Ti (2025): Yes
- SSD (base)1,024 GB vs 2,000 GB+95%
- Thickness32 mm vs 28 mm+14%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5070 Ti Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 12 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 5,888 | 10,496 |
| GPU compute (FP32) | 37.4 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 21,309 | 30,865 |
| Processor | ||
| Processor | Core Ultra 9 275HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 24 | 24 |
| Max CPU clock | 5.4 GHz | 5.4 GHz |
| Processor options | Core Ultra 9 275HX | Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 22,256 | 22,129 |
| Geekbench 6 single-core | 3,276 | 3,236 |
| Cinebench 2024 multi-core | 2,116 | 2,079 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 240 Hz | 240 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 1,200 nits | 540 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 89% |
| Pixel density | 168 ppi | 252 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 192 GB |
| RAM slots | 2 | 4 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 8,192 GB | 2,000 GB |
| SSD (base) | 1,024 GB | 2,000 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 | 3.48 kg | 3.5 kg |
| Thickness | 32 mm | 28 mm |
| Width | 399 mm | 403 mm |
| Depth | 298 mm | 297 mm |
| Body material | Aluminium, Plastic | Aluminium |
| Colours | Black | Grey |
| Cooling fans | 3 | 4 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 53.7 dB | 56 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 3 |
| 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 | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Key travel | — | 1.6 mm |
| Webcam | 1,080p | 1,440p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.2 | 6 speakers |
| Dolby Atmos | Yes | No |
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