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- Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) vs ROG Strix Scar 18 G835 RTX 5090 (2025)
Acer Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) vs Asus ROG Strix Scar 18 G835 RTX 5090 (2025)
What Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) does better (5) and where ROG Strix Scar 18 G835 RTX 5090 (2025) wins (17) — every spec side by side.
vs
5.6Graphics8.9
4.9Overall performance9.1
5.5Display9.8
3.2Memory & storage4.8
6.5Battery & portability2.7
5.0Features & cooling7.6
Dimensions
Size comparison
Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026)ROG Strix Scar 18 G835 RTX 5090 (2025)
| Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) | ROG Strix Scar 18 G835 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 308 mm | 298 mm | +10 mm |
| Width | 401 mm | 399 mm | +2 mm |
| Thickness | 28 mm | 32 mm | −4 mm |
| Weight | 3.3 kg | 3.3 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) better than ROG Strix Scar 18 G835 RTX 5090 (2025)?
- Battery capacity92 Wh vs 90 Wh+2%
- Advanced OptimusYes · ROG Strix Scar 18 G835 RTX 5090 (2025): No
- SD card readerYes · ROG Strix Scar 18 G835 RTX 5090 (2025): No
- Thickness28 mm vs 32 mm+14%
- RAM speed6,400 MHz vs 5,600 MHz+14%
Why is ROG Strix Scar 18 G835 RTX 5090 (2025) better than Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026)?
- RAM (up to)32 GB vs 64 GB2×
- GPU power (TGP)115 W vs 175 W+52%
- Brightness300 nits vs 1,200 nits4×
- SSD (up to)1,000 GB vs 4,000 GB4×
- GPU compute (FP32)30 TFLOPS vs 51.4 TFLOPS+71%
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- Panel typeIPS vs Mini-LED
- 3DMark Steel Nomad Light22,948 vs 30,125+31%
- Refresh rate240 Hz vs 300 Hz+25%
- Video memory16 GB vs 24 GB+50%
- SSD (base)1,000 GB vs 4,000 GB4×
- GPU shader cores7,680 vs 10,496+37%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 115 W | 175 W |
| Video memory | 16 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 10,496 |
| GPU compute (FP32) | 30 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 22,948 | 30,125 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 290HX Plus |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| Max CPU clock | 5.5 GHz | 5.5 GHz |
| Processor options | Core Ultra 7 270HX Plus, Core Ultra 9 290HX Plus | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 240 Hz | 300 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 300 nits | 1,200 nits |
| sRGB coverage | — | 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 |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 64 GB |
| RAM (base) | 32 GB | 64 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 6,400 MHz | 5,600 MHz |
| Max. supported RAM | 64 GB | 64 GB |
| RAM slots | 2 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 1,000 GB | 4,000 GB |
| SSD (base) | 1,000 GB | 4,000 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 92 Wh | 90 Wh |
| Power adapter | 330 W | 380 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | — | 100 W |
| Design & cooling | ||
| Weight | 3.3 kg | 3.3 kg |
| Thickness | 28 mm | 32 mm |
| Width | 401 mm | 399 mm |
| Depth | 308 mm | 298 mm |
| Body material | Plastic | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | No | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | — | 53.7 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | 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 | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.3 | 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 | 2.0 | 4 speakers |
| Dolby Atmos | No | Yes |
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