Acer Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) vs XMG Key 18 Pro RTX 5070 Ti (2025)
What Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) does better (5) and where Key 18 Pro RTX 5070 Ti (2025) wins (5) — every spec side by side.
5.8Score
Higher score 5 advantages≈ $4,100
vs
5.6Display6.6
3.1Memory & storage2.4
6.4Battery & portability3.2
5.0Features & cooling9.3
Dimensions
Size comparison
Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026)Key 18 Pro RTX 5070 Ti (2025)
| Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026) | Key 18 Pro RTX 5070 Ti (2025) | Difference | |
|---|---|---|---|
| Depth | 308 mm | 320 mm | −12 mm |
| Width | 401 mm | 402 mm | −1 mm |
| Thickness | 28 mm | 30 mm | −2 mm |
| Weight | 3.3 kg | 4 kg | −0.7 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 Key 18 Pro RTX 5070 Ti (2025)?
- Weight3.3 kg vs 3.95 kg+20%
- Video memory16 GB vs 12 GB+33%
- GPU shader cores7,680 vs 5,888+30%
- Thickness28 mm vs 30 mm+7%
- Bluetooth5.3 vs 5+6%
Why is Key 18 Pro RTX 5070 Ti (2025) better than Predator Helios Neo 18 AI PHN18-I71 RTX 5080 (2026)?
- SSD (up to)1,000 GB vs 2,000 GB2×
- Battery capacity92 Wh vs 98 Wh+7%
- Brightness300 nits vs 500 nits+67%
- SSD (base)1,000 GB vs 2,000 GB2×
- Wi-Fi standardWi-Fi 6 vs Wi-Fi 7+17%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5080 Laptop | GeForce RTX 5070 Ti Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 115 W | — |
| Video memory | 16 GB | 12 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 7,680 | 5,888 |
| GPU compute (FP32) | 30 TFLOPS | — |
| 3DMark Steel Nomad Light | 22,948 | — |
| Processor | ||
| Processor | Core Ultra 9 290HX Plus | Core Ultra 9 275HX |
| CPU maker | Intel | Intel |
| CPU cores | 24 | 24 |
| Max CPU clock | 5.5 GHz | 5.4 GHz |
| Processor options | Core Ultra 7 270HX Plus, Core Ultra 9 290HX Plus | — |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 2560 × 1600 |
| Resolution class | QHD (1440p/1600p) | QHD (1440p/1600p) |
| Refresh rate | 240 Hz | 240 Hz |
| Panel type | IPS | IPS |
| Brightness | 300 nits | 500 nits |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 168 ppi | — |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | — |
| Advanced Optimus | Yes | — |
| MUX switch | Yes | — |
| Touchscreen | No | — |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 32 GB | 32 GB |
| RAM type | DDR5 | — |
| RAM speed | 6,400 MHz | — |
| Max. supported RAM | 64 GB | — |
| RAM slots | 2 | — |
| Upgradable RAM | Yes | — |
| SSD (up to) | 1,000 GB | 2,000 GB |
| SSD (base) | 1,000 GB | 2,000 GB |
| M.2 SSD slots | 2 | — |
| SSD interface | PCIe 4.0 x4 | — |
| Battery & power | ||
| Battery capacity | 92 Wh | 98 Wh |
| Power adapter | 330 W | 330 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 3.3 kg | 3.95 kg |
| Thickness | 28 mm | 30 mm |
| Width | 401 mm | 402 mm |
| Depth | 308 mm | 320 mm |
| Body material | Plastic | — |
| Colours | Black | Black |
| Cooling fans | 2 | — |
| Vapor chamber cooling | No | — |
| Liquid metal (CPU) | Yes | — |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 5 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | — |
| USB-A ports | 3 | — |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | — |
| Ethernet | 5 Gbit/s | 5 Gbit/s |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.3 | 5 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | — |
| Numeric keypad | Yes | — |
| Webcam | 1,080p | — |
| IR camera (face login) | Yes | — |
| Fingerprint reader | No | — |
| Audio | ||
| Speakers | 2.0 | 2 speakers |
| Dolby Atmos | No | — |
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