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- Nitro 18 AI AN18-61 RTX 5070 Ti (2025) vs Predator Helios 18 AI PH18-I71 RTX 5090 (2026)
Acer Nitro 18 AI AN18-61 RTX 5070 Ti (2025) vs Acer Predator Helios 18 AI PH18-I71 RTX 5090 (2026)
What Nitro 18 AI AN18-61 RTX 5070 Ti (2025) does better (5) and where Predator Helios 18 AI PH18-I71 RTX 5090 (2026) wins (21) — every spec side by side.
vs
4.9Graphics8.8
4.2Overall performance9.0
4.5Display8.1
4.9Memory & storage4.2
7.2Battery & portability8.8
4.6Features & cooling6.8
Dimensions
Size comparison
Nitro 18 AI AN18-61 RTX 5070 Ti (2025)Predator Helios 18 AI PH18-I71 RTX 5090 (2026)
| Nitro 18 AI AN18-61 RTX 5070 Ti (2025) | Predator Helios 18 AI PH18-I71 RTX 5090 (2026) | Difference | |
|---|---|---|---|
| Depth | 310 mm | 312 mm | −2 mm |
| Width | 401 mm | 404 mm | −3 mm |
| Thickness | 26 mm | 29 mm | −3 mm |
| Weight | 3 kg | 3.2 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Nitro 18 AI AN18-61 RTX 5070 Ti (2025) better than Predator Helios 18 AI PH18-I71 RTX 5090 (2026)?
- RAM (up to)64 GB vs 32 GB2×
- SSD (up to)6,000 GB vs 1,000 GB6×
- Refresh rate165 Hz vs 120 Hz+38%
- Weight3.02 kg vs 3.2 kg+6%
- Thickness26 mm vs 29 mm+12%
Why is Predator Helios 18 AI PH18-I71 RTX 5090 (2026) better than Nitro 18 AI AN18-61 RTX 5070 Ti (2025)?
- GPU compute (FP32)26.8 TFLOPS vs 51.4 TFLOPS+92%
- GPU power (TGP)115 W vs 175 W+52%
- CPU cores8 vs 243×
- 3DMark Steel Nomad Light20,023 vs 29,527+47%
- Video memory12 GB vs 24 GB2×
- Resolution classQHD (1440p/1600p) vs 4K (2160p/2400p)
- Panel typeIPS vs Mini-LED
- Brightness500 nits vs 1,000 nits2×
- Battery capacity90 Wh vs 100 Wh+11%
- GPU shader cores5,888 vs 10,496+78%
- Response time8 ms vs 3 ms2.7×
- Max. supported RAM32 GB vs 192 GB6×
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5070 Ti Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 115 W | 175 W |
| Video memory | 12 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 5,888 | 10,496 |
| GPU compute (FP32) | 26.8 TFLOPS | 51.4 TFLOPS |
| 3DMark Steel Nomad Light | 20,023 | 29,527 |
| Processor | ||
| Processor | Ryzen AI 7 350 | Core Ultra 9 290HX Plus |
| CPU maker | AMD | Intel |
| CPU cores | 8 | 24 |
| CPU threads | — | 24 |
| Max CPU clock | 5 GHz | 5.5 GHz |
| Processor options | Ryzen AI 7 350, Ryzen AI 9 365 | Core Ultra 9 290HX Plus |
| Geekbench 6 multi-core | — | 23,284 |
| Geekbench 6 single-core | — | 3,411 |
| Cinebench 2024 multi-core | — | 2,608 |
| Display | ||
| Screen size | 18″ | 18″ |
| Resolution | 2560 × 1600 | 3840 × 2400 |
| Resolution class | QHD (1440p/1600p) | 4K (2160p/2400p) |
| Refresh rate | 165 Hz | 120 Hz |
| Panel type | IPS | Mini-LED |
| Brightness | 500 nits | 1,000 nits |
| sRGB coverage | 100% | 100% |
| Response time | 8 ms | 3 ms |
| DCI-P3 coverage | 97% | 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 | No | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 64 GB | 32 GB |
| RAM (base) | 16 GB | 32 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 5,600 MHz | 6,400 MHz |
| Max. supported RAM | 32 GB | 192 GB |
| RAM slots | 2 | 4 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 6,000 GB | 1,000 GB |
| SSD (base) | 1,000 GB | 1,000 GB |
| M.2 SSD slots | 2 | 3 |
| SSD interface | PCIe 4.0 x4 | PCIe 5.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 230 W | 400 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 140 W | 140 W |
| Design & cooling | ||
| Weight | 3.02 kg | 3.2 kg |
| Thickness | 26 mm | 29 mm |
| Width | 401 mm | 404 mm |
| Depth | 310 mm | 312 mm |
| Body material | Plastic | Aluminium, Plastic |
| Colours | Black | Black |
| Cooling fans | 2 | 2 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 56 dB | 50.3 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 port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.3 | 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) | No | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 2.0 | 2 speakers |
| Dolby Atmos | No | No |
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