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Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook - 1

Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook - 2

Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook - 3

Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook - 4

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Acer

Acer Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook

Keyboard Backlit

Mimo

Nvme

Bluetooth

The Acer Predator Helios 18 is an ultra-premium desktop replacement designed for elite power users, 3D artists, and software developers who demand maximum hardware headroom. Armed with an Intel Core Ultra 9 275HX processor, an extraordinary 192GB of DDR5 RAM, a massive 5TB PCIe 5.0 SSD, and the flagship NVIDIA GeForce RTX 5090 GPU, it handles heavy computational workloads with ease. The expansive 18-inch 120Hz WQUXGA IPS display outputs an ultra-bright 1000 nits, though its heavy 3.5 kg chassis heavily restricts mobile use.

Processor Family: Intel Core Ultra 9•Operating System: Windows 11 Home•Form Factor: Clamshell

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At a Glance

Key highlights and verified hardware specifications

Detailed specs deep dive1 PDF manuals available

Processor

275HX

Dedicated Graphics

Discrete Graphics Card

Memory (RAM)

DDR5-SDRAM

Storage

SSD

Display

45.7 cm (18")

Battery

99 Wh

Lowest Price

£4,340.99

Andote Score

9.2/10

Price Tier Avg

6.8/10

Category Avg

6.8/10

Price Trend

Rising

Andote Analysis

Rated: 8 Nov 2026Evaluated at £6994.99

Hardware9.2/10

Andote Score9.2/10

Score Deciding Factors8 Key drivers

✓Tier-1 Brand (Acer)

Premium manufacturer reliability & build qualityTier-1 Standing

•High-End Price Bracket£6994

High-end product priced in the upper bracketPremium Tier

✓High-End RAM Capacity192GB

Top-tier capability in this category10.0/10

✓High-End Storage Capacity5120GB

Top-tier capability in this category10.0/10

✓High-End CPU Cores24.0

Top-tier capability in this category10.0/10

✓High-End Battery Capacity99 Wh

Top-tier capability in this category10.0/10

✓High-End Display Resolution3840MP

Top-tier capability in this category10.0/10

✕Heavy / Bulky Weight3.50kg

Significantly below category average benchmark4.0/10

Key Strengths

5 Highlights

✓Unparalleled multitasking headroom with a massive 192GB of DDR5 RAM, eliminating physical memory limitations.

✓Vast 5TB PCIe 5.0 NVMe SSD offers industry-leading local data access speeds and ample room for massive projects.

✓Flagship NVIDIA GeForce RTX 5090 GPU with 24GB GDDR7 handles ultra-resolution gaming and complex 3D workloads easily.

✓Remarkably bright 1000-nit, 18-inch high-resolution panel provides exceptional studio-grade DCI-P3 color precision.

✓Cutting-edge Killer Wi-Fi 7 and high-speed 5 Gbps wired Ethernet ensure ultra-fast, low-latency network connections.

✕Considerations & Trade-offs

Heavy 3.5 kg physical weight and thick profile severely limit comfortable daily travel and lap use.
120Hz maximum display refresh rate is slower than the 240Hz+ panels typically found on dedicated e-sports hardware.
Extremely demanding high-performance hardware results in short battery runtimes and requires a large 400W AC adapter.

How We Calculate This Score

All parameters are evaluated as per the price. Our algorithm calculates each hardware specification's relative efficiency against peer products in the category based on its selling price, giving you an objective measure of value per pound. User ratings are not included in this calculation.

AI-powered analysis based on product specifications, price, and available data.

Price History

Current:£6,994.99

Lowest:£4,340.99

Average:£5,667.99

Price is risingCurrent price is £1,327 (23%) above typical price. Consider setting a price alert or waiting for a drop.

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Frequently Asked Questions

5 Answers

This system is already configured to its absolute maximum capacity of 192GB of RAM using all four SO-DIMM slots. The massive 5TB storage uses a high-speed PCIe 5.0 M.2 SSD, meaning both the storage speed and storage capacity are pre-maxed, though physical swap-out remains possible if a drive replacement is ever required.

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Selected

Acer Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook

★Score 9.2/10

£6,994.99

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About Acer Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming Notebook

Detailed specs deep dive

Official user manuals, spec sheets, and 1 PDF document are available for this model in the Detailed specs deep dive

Brand: Acer • Model: Predator Helios 18 AI (PH18-73) Intel Ultra 9, 192GB, 5TB SSD, RTX5090, 18" WQUXGA, Windows 11 Gaming NotebookModel: NH.QVWEK.007Hardware Score: 9.2/10Andote Score: 9.2/10Price-Tier Avg: 6.8/10Category Avg: 6.8/10

Processing Power & Extreme Multitasking Headroom

Running heavy background simulations, hosting local databases, and compiling massive software projects concurrently requires specialized physical hardware. The 24-core Intel Core Ultra 9 275HX processor operates alongside an immense 192GB of DDR5 memory to eliminate system bottlenecks entirely. This memory capacity gives developers, data scientists, and creative professionals the freedom to assign vast amounts of RAM to virtual machines or memory-intensive cache pools without degrading overall system responsiveness. Data transactions are handled by a flagship 5TB PCIe 5.0 NVMe SSD, ensuring massive production files and multi-track raw projects load instantly.

Flagship Graphics & Visual Production

Equipped with the top-tier NVIDIA GeForce RTX 5090 graphics processor containing 24GB of cutting-edge GDDR7 memory, this system runs demanding modern titles and complex visual compute projects without compromise. Complex real-time ray tracing, high-resolution rendering, and intensive local AI modeling run fluidly. The inclusion of NVIDIA Advanced Optimus technology helps extend off-charger runtimes by automatically switching workload pipelines back to the integrated Intel graphics during basic office tasks, reserving the massive power of the discrete GPU only when demanding 3D rendering engines demand it.

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