Acer Predator Helios 18 RTX 4090 (2024) vs Asus ROG Strix SCAR 18 G834 RTX 4080 (2024)
What Predator Helios 18 RTX 4090 (2024) does better (10) and where ROG Strix SCAR 18 G834 RTX 4080 (2024) wins (7) — every spec side by side.
vs
8.1Graphics6.4
7.4Overall performance6.6
8.7Display9.0
5.1Memory & storage6.4
4.2Battery & portability4.7
5.3Features & cooling3.7
Dimensions
Size comparison
Predator Helios 18 RTX 4090 (2024)ROG Strix SCAR 18 G834 RTX 4080 (2024)
| Predator Helios 18 RTX 4090 (2024) | ROG Strix SCAR 18 G834 RTX 4080 (2024) | Difference | |
|---|---|---|---|
| Depth | 311.6 mm | 294 mm | +17.6 mm |
| Width | 404 mm | 399 mm | +5 mm |
| Thickness | 28.9 mm | 30.8 mm | −1.9 mm |
| Weight | 3.2 kg | 3.1 kg | +0.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Predator Helios 18 RTX 4090 (2024) better than ROG Strix SCAR 18 G834 RTX 4080 (2024)?
- GPU compute (FP32)45.2 TFLOPS vs 37.6 TFLOPS+20%
- 3DMark Steel Nomad Light25,066 vs 22,195+13%
- Refresh rate250 Hz vs 240 Hz+4%
- Video memory16 GB vs 12 GB+33%
- GPU shader cores9,728 vs 7,424+31%
- SD card readerYes · ROG Strix SCAR 18 G834 RTX 4080 (2024): No
- Wi-Fi standardWi-Fi 7 vs Wi-Fi 6E+8%
- Thickness28.9 mm vs 30.8 mm+7%
- USB-A ports3 vs 2+50%
- Webcam1,080p vs 720p+50%
Why is ROG Strix SCAR 18 G834 RTX 4080 (2024) better than Predator Helios 18 RTX 4090 (2024)?
- SSD (up to)4,096 GB vs 8,192 GB2×
- Response time25 ms vs 3 ms8.3×
- Weight3.25 kg vs 3.1 kg+5%
- HDRNo · Predator Helios 18 RTX 4090 (2024): Yes
- Dolby AtmosNo · Predator Helios 18 RTX 4090 (2024): Yes
- Brightness1,000 nits vs 1,100 nits+10%
- Cooling fans2 vs 3+50%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 4090 Laptop | GeForce RTX 4080 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 175 W | 175 W |
| Video memory | 16 GB | 12 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 9,728 | 7,424 |
| GPU compute (FP32) | 45.2 TFLOPS | 37.6 TFLOPS |
| 3DMark Steel Nomad Light | 25,066 | 22,195 |
| Processor | ||
| Processor | Core i9-14900HX | Core i9-14900HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 32 | 32 |
| Max CPU clock | 5.8 GHz | 5.8 GHz |
| Processor options | Core i9-14900HX | Core i9-14900HX |
| Geekbench 6 multi-core | 19,916 | 19,749 |
| Geekbench 6 single-core | 3,202 | 3,256 |
| Cinebench 2024 multi-core | 1,902 | 1,928 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 250 Hz | 240 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 1,000 nits | 1,100 nits |
| sRGB coverage | 100% | 100% |
| Response time | 25 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 | No | No |
| MUX switch | Yes | Yes |
| HDR | No | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 64 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 64 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 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 90 Wh |
| Power adapter | 330 W | 330 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 3.25 kg | 3.1 kg |
| Thickness | 28.9 mm | 30.8 mm |
| Width | 404 mm | 399 mm |
| Depth | 311.6 mm | 294 mm |
| Body material | Aluminium, Plastic | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 51 dB | 52 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | 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 port | Yes | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 6E |
| Bluetooth | 5.4 | 5.3 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | Yes | Yes |
| Key travel | — | 2 mm |
| Webcam | 1,080p | 720p |
| IR camera (face login) | No | No |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 2.2 |
| Dolby Atmos | No | Yes |
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