Asus ROG Strix G16 G615 RTX 5080 (2026) vs Asus ROG Strix SCAR 18 G835 RTX 5090 (2026)
What ROG Strix G16 G615 RTX 5080 (2026) does better (4) and where ROG Strix SCAR 18 G835 RTX 5090 (2026) wins (15) — every spec side by side.
vs
9.5Graphics9.6
9.8Overall performance9.8
9.3Display9.2
8.7Memory & storage8.9
3.8Battery & portability2.1
9.7Features & cooling7.2
Dimensions
Size comparison
ROG Strix G16 G615 RTX 5080 (2026)ROG Strix SCAR 18 G835 RTX 5090 (2026)
| ROG Strix G16 G615 RTX 5080 (2026) | ROG Strix SCAR 18 G835 RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 268 mm | 298 mm | −30 mm |
| Width | 354 mm | 399 mm | −45 mm |
| Thickness | 30.8 mm | 35 mm | −4.2 mm |
| Weight | 2.6 kg | 3.7 kg | −1.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Strix G16 G615 RTX 5080 (2026) better than ROG Strix SCAR 18 G835 RTX 5090 (2026)?
- Weight2.65 kg vs 3.7 kg+40%
- Refresh rate300 Hz vs 240 Hz+25%
- Thickness30.8 mm vs 35 mm+14%
- Pixel density189 ppi vs 168 ppi+12%
Why is ROG Strix SCAR 18 G835 RTX 5090 (2026) better than ROG Strix G16 G615 RTX 5080 (2026)?
- RAM (up to)64 GB vs 128 GB2×
- Brightness500 nits vs 1,200 nits2.4×
- Panel typeIPS vs Mini-LED
- SSD (up to)4,096 GB vs 8,192 GB2×
- 3DMark Steel Nomad Light25,789 vs 32,404+26%
- GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
- Video memory16 GB vs 24 GB+50%
- Geekbench 6 multi-core22,730 vs 24,014+6%
- GPU shader cores7,680 vs 10,496+37%
- Max. supported RAM64 GB vs 128 GB2×
- Liquid metal (CPU)No · ROG Strix G16 G615 RTX 5080 (2026): Yes
- Cinebench 2024 multi-core2,576 vs 2,717+5%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 42 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 25,789 | 32,404 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 24 | 24 |
| Max CPU clock | 5.5 GHz | 5.5 GHz |
| Processor options | Core Ultra 9 290HX Plus | Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 22,730 | 24,014 |
| Geekbench 6 single-core | 3,439 | 3,559 |
| Cinebench 2024 multi-core | 2,576 | 2,717 |
| Display | ||
| Screen size | 16″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 300 Hz | 240 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 500 nits | 1,200 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 189 ppi | 168 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 | 128 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 6,403 MHz |
| Max. supported RAM | 64 GB | 128 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 8,192 GB |
| SSD (base) | 1,024 GB | 1,024 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 380 W | — |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | 100 W |
| Design & cooling | ||
| Weight | 2.65 kg | 3.7 kg |
| Thickness | 30.8 mm | 35 mm |
| Width | 354 mm | 399 mm |
| Depth | 268 mm | 298 mm |
| Body material | Plastic | Aluminium, Plastic |
| Colours | Gray, Green | Black |
| Cooling fans | 3 | 3 |
| Vapor chamber cooling | Yes | Yes |
| Liquid metal (CPU) | No | Yes |
| Fan noise (max. load) | — | 54 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 port | Yes | Yes |
| SD card reader | No | No |
| 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 | — | Single-colour RGB |
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | Yes |
| Key travel | — | 2 mm |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 2.2 |
| Dolby Atmos | Yes | Yes |
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