Acer Predator Helios 18 AI RTX 5090 (2025) vs Asus ROG Strix Scar 18 G835 RTX 5090 (2025)
What Predator Helios 18 AI RTX 5090 (2025) does better (14) and where ROG Strix Scar 18 G835 RTX 5090 (2025) wins (7) — every spec side by side.
vs
9.3Graphics8.9
9.2Overall performance9.0
9.5Display9.8
9.6Memory & storage4.5
8.0Battery & portability2.7
6.9Features & cooling7.7
Dimensions
Size comparison
Predator Helios 18 AI RTX 5090 (2025)ROG Strix Scar 18 G835 RTX 5090 (2025)
| Predator Helios 18 AI RTX 5090 (2025) | ROG Strix Scar 18 G835 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 307.9 mm | 298 mm | +9.9 mm |
| Width | 401 mm | 399 mm | +2 mm |
| Thickness | 29.6 mm | 32 mm | −2.4 mm |
| Weight | 3.2 kg | 3.3 kg | −0.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Predator Helios 18 AI RTX 5090 (2025) better than ROG Strix Scar 18 G835 RTX 5090 (2025)?
- RAM (up to)192 GB vs 64 GB3×
- SSD (up to)8,192 GB vs 4,000 GB2×
- Battery capacity99 Wh vs 90 Wh+10%
- Max. supported RAM192 GB vs 64 GB3×
- 3DMark Steel Nomad Light31,590 vs 30,125+5%
- Weight3.2 kg vs 3.3 kg+3%
- Advanced OptimusYes · ROG Strix Scar 18 G835 RTX 5090 (2025): No
- SD card readerYes · ROG Strix Scar 18 G835 RTX 5090 (2025): No
- Thickness29.6 mm vs 32 mm+8%
- M.2 SSD slots3 vs 2+50%
- USB-C charging power140 W vs 100 W+40%
- RAM speed6,400 MHz vs 5,600 MHz+14%
Why is ROG Strix Scar 18 G835 RTX 5090 (2025) better than Predator Helios 18 AI RTX 5090 (2025)?
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- Refresh rate250 Hz vs 300 Hz+20%
- RAM (base)16 GB vs 32 GB2×
- Vapor chamber coolingNo · Predator Helios 18 AI RTX 5090 (2025): Yes
- Dolby AtmosNo · Predator Helios 18 AI RTX 5090 (2025): Yes
- Brightness1,000 nits vs 1,200 nits+20%
- Cooling fans2 vs 3+50%
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 | 31,590 | 30,125 |
| Processor | ||
| Processor | Core Ultra 9 275HX | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 24 | — |
| Max CPU clock | 5.4 GHz | 5.5 GHz |
| Processor options | Core Ultra 9 275HX | Core Ultra 9 275HX, Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | 22,453 | — |
| Geekbench 6 single-core | 3,306 | — |
| Cinebench 2024 multi-core | 2,147 | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 250 Hz | 300 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 1,000 nits | 1,200 nits |
| sRGB coverage | 100% | 100% |
| Response time | 3 ms | 3 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 168 ppi | 168 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | Yes | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 192 GB | 64 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 6,400 MHz | 5,600 MHz |
| Max. supported RAM | 192 GB | 64 GB |
| RAM slots | 4 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 8,192 GB | 4,000 GB |
| SSD (base) | 1,024 GB | 1,000 GB |
| M.2 SSD slots | 3 | 2 |
| SSD interface | PCIe 5.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 99 Wh | 90 Wh |
| Power adapter | 330 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 140 W | 100 W |
| Design & cooling | ||
| Weight | 3.2 kg | 3.3 kg |
| Thickness | 29.6 mm | 32 mm |
| Width | 401 mm | 399 mm |
| Depth | 307.9 mm | 298 mm |
| Body material | Aluminium, Plastic | Aluminium, Plastic |
| Colours | Blue | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | No | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 50.3 dB | 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 | Yes | No |
| 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 |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 6.0 | 4 speakers |
| Dolby Atmos | No | Yes |
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