Acer Predator Helios 18 AI RTX 5080 (2026) vs Acer Predator Helios 18 AI RTX 5090 (2025)
What Predator Helios 18 AI RTX 5080 (2026) does better (3) and where Predator Helios 18 AI RTX 5090 (2025) wins (5) — every spec side by side.
vs
6.9Graphics9.3
9.0Overall performance9.2
9.5Display9.5
9.6Memory & storage9.6
6.6Battery & portability8.0
6.9Features & cooling6.9
Dimensions
Size comparison
Predator Helios 18 AI RTX 5080 (2026)Predator Helios 18 AI RTX 5090 (2025)
| Predator Helios 18 AI RTX 5080 (2026) | Predator Helios 18 AI RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 307.9 mm | 307.9 mm | = |
| Width | 401 mm | 401 mm | = |
| Thickness | 29.6 mm | 29.6 mm | = |
| Weight | 3.5 kg | 3.2 kg | +0.3 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Predator Helios 18 AI RTX 5080 (2026) better than Predator Helios 18 AI RTX 5090 (2025)?
- Geekbench 6 multi-core23,284 vs 22,453+4%
- Cinebench 2024 multi-core2,608 vs 2,147+21%
- Geekbench 6 single-core3,411 vs 3,306+3%
Why is Predator Helios 18 AI RTX 5090 (2025) better than Predator Helios 18 AI RTX 5080 (2026)?
- 3DMark Steel Nomad Light25,580 vs 31,590+23%
- GPU compute (FP32)42 TFLOPS vs 51.4 TFLOPS+22%
- Video memory16 GB vs 24 GB+50%
- Weight3.5 kg vs 3.2 kg+9%
- 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) | 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 | 25,580 | 31,590 |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| CPU threads | 24 | 24 |
| Max CPU clock | 5.5 GHz | 5.4 GHz |
| Processor options | Core Ultra 9 290HX Plus | Core Ultra 9 275HX |
| Geekbench 6 multi-core | 23,284 | 22,453 |
| Geekbench 6 single-core | 3,411 | 3,306 |
| Cinebench 2024 multi-core | 2,608 | 2,147 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 250 Hz | 250 Hz |
| Panel type | Mini-LED | Mini-LED |
| Brightness | 1,000 nits | 1,000 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 | Yes |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 192 GB | 192 GB |
| RAM (base) | 16 GB | 16 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 6,400 MHz | 6,400 MHz |
| Max. supported RAM | 192 GB | 192 GB |
| RAM slots | 4 | 4 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 8,192 GB | 8,192 GB |
| SSD (base) | 1,024 GB | 1,024 GB |
| M.2 SSD slots | 3 | 3 |
| SSD interface | PCIe 5.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 100 Wh | 99 Wh |
| Power adapter | 400 W | 330 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 140 W | 140 W |
| Design & cooling | ||
| Weight | 3.5 kg | 3.2 kg |
| Thickness | 29.6 mm | 29.6 mm |
| Width | 401 mm | 401 mm |
| Depth | 307.9 mm | 307.9 mm |
| Body material | Aluminium, Plastic | Aluminium, Plastic |
| Colours | Blue | Blue |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 50.3 dB | 50.3 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 | Yes | Yes |
| 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 | Yes | Yes |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 6.0 | 6.0 |
| Dolby Atmos | No | No |
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