Asus ROG Strix G18 G815 RTX 5070 Ti (2025) vs MSI Stealth A18 AI+ RTX 5070 Ti (2025)
What ROG Strix G18 G815 RTX 5070 Ti (2025) does better (13) and where Stealth A18 AI+ RTX 5070 Ti (2025) wins (8) — every spec side by side.
vs
5.4Graphics4.7
5.4Overall performance4.0
8.3Display2.3
3.1Memory & storage7.1
3.0Battery & portability9.6
8.3Features & cooling6.4
Dimensions
Size comparison
ROG Strix G18 G815 RTX 5070 Ti (2025)Stealth A18 AI+ RTX 5070 Ti (2025)
| ROG Strix G18 G815 RTX 5070 Ti (2025) | Stealth A18 AI+ RTX 5070 Ti (2025) | Difference | |
|---|---|---|---|
| Depth | 298 mm | 289.7 mm | +8.3 mm |
| Width | 399 mm | 400 mm | −1 mm |
| Thickness | 32 mm | 24 mm | +8 mm |
| Weight | 3.2 kg | 2.9 kg | +0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G18 G815 RTX 5070 Ti (2025) better than Stealth A18 AI+ RTX 5070 Ti (2025)?
- Refresh rate300 Hz vs 144 Hz2.1×
- GPU compute (FP32)31.2 TFLOPS vs 17 TFLOPS+84%
- CPU cores24 vs 102.4×
- 3DMark Steel Nomad Light22,876 vs 15,530+47%
- Resolution classQHD (1440p/1600p) vs Full HD (1080p/1200p)
- G-Sync / FreeSyncYes · Stealth A18 AI+ RTX 5070 Ti (2025): No
- HDRYes · Stealth A18 AI+ RTX 5070 Ti (2025): No
- Liquid metal (CPU)Yes · Stealth A18 AI+ RTX 5070 Ti (2025): No
- Dolby AtmosYes · Stealth A18 AI+ RTX 5070 Ti (2025): No
- Cooling fans3 vs 2+50%
- USB-A ports3 vs 2+50%
- Pixel density168 ppi vs 126 ppi+33%
Why is Stealth A18 AI+ RTX 5070 Ti (2025) better than ROG Strix G18 G815 RTX 5070 Ti (2025)?
- RAM (up to)32 GB vs 96 GB3×
- SSD (up to)1,000 GB vs 4,096 GB4.1×
- Battery capacity90 Wh vs 100 Wh+11%
- Weight3.2 kg vs 2.89 kg+11%
- Thickness32 mm vs 24 mm+33%
- SD card readerNo · ROG Strix G18 G815 RTX 5070 Ti (2025): Yes
- Max. supported RAM64 GB vs 96 GB+50%
- SSD (base)1,000 GB vs 1,024 GB+2%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5070 Ti Laptop | GeForce RTX 5070 Ti Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 140 W | — |
| Video memory | 12 GB | 12 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 5,888 | 5,888 |
| GPU compute (FP32) | 31.2 TFLOPS | 17 TFLOPS |
| 3DMark Steel Nomad Light | 22,876 | 15,530 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Ryzen AI 9 365 |
| CPU maker | Intel | AMD |
| CPU cores | 24 | 10 |
| CPU threads | — | 20 |
| Max CPU clock | 5.5 GHz | 5 GHz |
| Processor options | Ryzen 9 8940HX, Core Ultra 9 275HX, Ryzen 9 9955HX | Ryzen AI 9 HX 370, Ryzen AI 9 365 |
| Geekbench 6 multi-core | — | 15,307 |
| Geekbench 6 single-core | — | 3,203 |
| Cinebench 2024 multi-core | — | 1,179 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 1920 × 1200 |
| Resolution class | QHD (1440p/1600p) | Full HD (1080p/1200p) |
| Refresh rate | 300 Hz | 144 Hz |
| Panel type | IPS | IPS |
| Brightness | 500 nits | — |
| sRGB coverage | 100% | — |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | 126 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | No |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | No |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 96 GB |
| RAM (base) | 32 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 96 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 4,096 GB |
| SSD (base) | 1,000 GB | 1,024 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 380 W | 280 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 100 W |
| Design & cooling | ||
| Weight | 3.2 kg | 2.89 kg |
| Thickness | 32 mm | 24 mm |
| Width | 399 mm | 400 mm |
| Depth | 298 mm | 289.7 mm |
| Body material | Plastic | Aluminium |
| Colours | Grey | Black |
| Cooling fans | 3 | 2 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | Yes | No |
| Fan noise (max. load) | 49.7 dB | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 5 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 3 | 2 |
| 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 | 1.7 mm | — |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | Yes |
| Audio | ||
| Speakers | 2.0 | 2.4 |
| Dolby Atmos | Yes | No |
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