vs
7.8Graphics7.2
5.2Overall performance7.8
5.2Display8.5
7.7Memory & storage5.9
4.5Battery & portability7.9
8.6Features & cooling9.0
Dimensions
Size comparison
m18 R2 RTX 4090 (2024)Legion 9 18 G10 RTX 5080 (2025)
| m18 R2 RTX 4090 (2024) | Legion 9 18 G10 RTX 5080 (2025) | Difference | |
|---|---|---|---|
| Depth | 319.9 mm | 297 mm | +22.9 mm |
| Width | 410.3 mm | 403 mm | +7.3 mm |
| Thickness | 25.1 mm | 28 mm | −2.9 mm |
| Weight | 4.2 kg | 3.5 kg | +0.7 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is m18 R2 RTX 4090 (2024) better than Legion 9 18 G10 RTX 5080 (2025)?
- Refresh rate480 Hz vs 240 Hz2×
- SSD (up to)8,192 GB vs 2,000 GB4.1×
- GPU compute (FP32)45.2 TFLOPS vs 42 TFLOPS+8%
- GPU shader cores9,728 vs 7,680+27%
- Dolby AtmosYes · Legion 9 18 G10 RTX 5080 (2025): No
- Thickness25.1 mm vs 28 mm+12%
- Key travel1.8 mm vs 1.6 mm+12%
Why is Legion 9 18 G10 RTX 5080 (2025) better than m18 R2 RTX 4090 (2024)?
- Resolution classFull HD (1080p/1200p) vs 4K (2160p/2400p)
- Cinebench 2024 multi-core1,062 vs 2,079+96%
- Geekbench 6 multi-core16,247 vs 22,129+36%
- Brightness300 nits vs 540 nits+80%
- Battery capacity97 Wh vs 100 Wh+3%
- Weight4.23 kg vs 3.5 kg+21%
- CPU cores16 vs 24+50%
- RAM (base)8 GB vs 64 GB8×
- Max. supported RAM64 GB vs 192 GB3×
- SSD (base)512 GB vs 2,000 GB3.9×
- 3DMark Steel Nomad Light24,520 vs 26,314+7%
- Pixel density126 ppi vs 252 ppi2×
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 Laptop | GeForce RTX 5080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 16 GB |
| Video memory type | GDDR6 | GDDR7 |
| GPU shader cores | 9,728 | 7,680 |
| GPU compute (FP32) | 45.2 TFLOPS | 42 TFLOPS |
| 3DMark Steel Nomad Light | 24,520 | 26,314 |
| Processor | ||
| Processor | Core i7-14650HX | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 24 |
| CPU threads | 24 | 24 |
| Max CPU clock | 5.2 GHz | 5.4 GHz |
| Processor options | Core i7-14650HX, Core i7-14700HX, Core i9-14900HX | Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 16,247 | 22,129 |
| Geekbench 6 single-core | 2,762 | 3,236 |
| Cinebench 2024 multi-core | 1,062 | 2,079 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 1920 × 1200 | 3840 × 2400 |
| Resolution class | Full HD (1080p/1200p) | 4K (2160p/2400p) |
| Refresh rate | 480 Hz | 240 Hz |
| Panel type | IPS | IPS |
| Brightness | 300 nits | 540 nits |
| sRGB coverage | — | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | — | 89% |
| Pixel density | 126 ppi | 252 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | No | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 8 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) | 512 GB | 2,000 GB |
| M.2 SSD slots | 4 | 4 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 97 Wh | 100 Wh |
| Power adapter | 360 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 140 W |
| Design & cooling | ||
| Weight | 4.23 kg | 3.5 kg |
| Thickness | 25.1 mm | 28 mm |
| Width | 410.3 mm | 403 mm |
| Depth | 319.9 mm | 297 mm |
| Body material | Aluminium | Aluminium |
| Colours | Black | Black |
| Cooling fans | 4 | 4 |
| Vapor chamber cooling | — | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 56.6 dB | 56 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 3 | 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 | Yes | 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 | 1.8 mm | 1.6 mm |
| Webcam | 1,080p | 1,440p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 6 speakers |
| Dolby Atmos | Yes | No |
Related comparisons
vs
Alienware m18 R2 RTX 4090 (2024)vsMSI Stealth 18 Mercedes-AMG A1V RTX 4080 (2024)7.27.3
vsAcer Predator Helios 18 RTX 4080 (2024)vsAlienware m18 R2 RTX 4090 (2024)6.97.2
vsAsus ROG Strix SCAR 18 G834 RTX 4080 (2024)vsAlienware m18 R2 RTX 4090 (2024)7.27.2vs
Alienware m18 R2 RTX 4090 (2024)vsMSI Raider A18 HX RTX 4080 (2024)7.27.0
vs
Asus ROG Strix Scar 18 G835 RTX 5090 (2025)vsLenovo Legion 9 18 G10 RTX 5080 (2025)9.08.9vs
Lenovo Legion 9 18 G10 RTX 5080 (2025)vsMSI Titan 18 HX AI A2XW RTX 5090 (2025)8.98.6