Acer Predator Helios Neo 18 AI (PHN18-72) Review – The Slimmest 18-Inch Gaming Beast?
The Acer Predator Helios Neo 18 AI (PHN18-72) defies the stereotype that 18-inch gaming laptops have to be thick, cumbersome tanks. It arrives with a surprisingly svelte profile (it’s 14.9 mm / 0.59″ thick at the front!) that houses serious firepower, including a high-wattage RTX 5070 Ti. This machine aims to deliver the best of both worlds: the immersive, expansive screen real estate of a desktop replacement, packaged in a chassis that doesn’t require a forklift to move. But has Acer sacrificed too much performance to achieve this slim design, or have they struck the perfect balance for big-screen gaming on the go?
You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/acer-predator-helios-neo-18-ai-phn18-72/
Contents
Specs, Drivers, What’s in the box
Acer Predator Helios Neo 18 AI (PHN18-72) - Specs
- HDD/SSD
- up to 4000GB SSD
- M.2 Slot
- 2x 2280 PCIe NVMe 4.0 x4 See photo
- RAM
- up to 64GB
- OS
- Windows 11 Home, Windows 11 Pro, No OS
- Battery
- 90Wh
- Body material
- Plastic / Polycarbonate, Aluminum
- Dimensions
- 401 x 308 x 14.9 - 28 mm (15.79" x 12.13" x 0.59")
- Weight
- 3.30 kg (7.3 lbs)
- Ports and connectivity
- 1x USB Type-A
- 3.2 Gen 1 (5 Gbps)
- 2x USB Type-A
- 3.2 Gen 2 (10 Gbps)
- 1x USB Type-C
- 3.2 Gen 2 (10 Gbps)
- 1x USB Type-C
- Thunderbolt 4
- HDMI
- 2.1
- Card reader
- microSD (microSD, microSDHC, microSDXC)
- Ethernet LAN
- 10, 100, 1000, 2500 Mbit/s
- Wi-Fi
- Wi-Fi 6E
- Bluetooth
- 5.3
- Audio jack
- 3.5mm Combo Jack
- Features
- Fingerprint reader
- Web camera
- FHD with Temporal Noise Reduction
- Backlit keyboard
- Microphone
- Dual Microphone with Acer Purified Voice
- Speakers
- Stereo Speakers, DTS X: Ultra
- Security Lock slot
- Kensington Lock
All Acer Predator Helios Neo 18 AI (PHN18-72) configurations
Drivers
All drivers and utilities for this notebook can be found here: https://www.acer.com/us-en/support/product-support/PHN18-72/NH.QVLAA.002/downloads
What’s in the box?
The unboxing for the Predator Helios Neo 18 AI is a straightforward, no-frills affair, especially for European buyers (Let us know if you manage to get something else!).
Inside, you’ll find just the laptop itself and its massive 330W power adapter, which is quite substantial, clocking in at 900g (nearly 2 lbs).
Don’t expect any extra accessories or surprises here; the focus is solely on the core machine and its necessary power source.
Design and construction
The first thing that hits you about the Acer Predator Helios Neo 18 AI (PHN18-72) is its sheer size – it’s an 18-inch behemoth. But almost immediately after, you’re struck by how unexpectedly slim the chassis appears. We ordered a unit equipped with an RTX 5070 Ti, and typically, powerful cards like that come in chunky laptops.
A quick check of the spec sheet showed a TGP of 115W, but digging into the NVIDIA System Information on the machine itself revealed a surprise: this version runs at a full 140 watts! Given that Acer is usually conservative with power limits, fitting a 140W card into such a relatively slender chassis raises some serious questions about cooling, which we’ll definitely be putting to the test later.
Visually, the lid is clean and understated, featuring only a simple Predator logo… until you power it on, that is, when it bursts to life with vibrant, multi-coloured illumination. It’s a cool touch. The rear of the laptop features the familiar glass strip covering the “NEO” branding, with a small “HELIOS” in the corner – a stylish detail we’ve come to appreciate. The laptop comes in a dark grey finish, and while we haven’t seen other options, this stealthy look fits its purpose as a gaming beast perfectly.
As mentioned, the dimensions are impressive for the hardware inside. Here’s how the different configurations measure up:
| Configuration | Width | Depth | Height |
| RTX 5070 Ti | 400.96 mm (15.79 in) | 307.9 mm (12.12 in) | 14.9 – 28 mm (0.59 – 1.10 in) |
| RTX 5070 / RTX 5060 | 400.96 mm (15.79 in) | 307.9 mm (12.12 in) | 14.9 – 25.2 mm (0.59 – 0.99 in) |
It weighs in at 3.3 kg (7.28 lbs) with the 4-cell battery. The chassis is made of plastic, and while the interior does a good job of repelling fingerprints, the lid tends to pick up some smudges, though they are easily wiped away. In terms of rigidity, the large plastic body does exhibit some flex if you press down deliberately in the centre, but for normal day-to-day use, it feels sturdy enough and we have no real concerns. Opening the lid is a smooth, one-handed operation, aided by the substantial weight of the base keeping it anchored.
The massive screen is framed by bezels that look quite thin relative to the 18-inch diagonal – 6.5 mm (approximately 0.26 inches) on the sides and 10.5 mm (approximately 0.41 inches) on top. Despite being slim, that top bezel houses a serious camera setup: a Narrow USB FHD camera paired with an IR camera, featuring blue glass lenses. This delivers 1080p video at a smooth 60 fps with Temporal Noise Reduction and Staggered High Dynamic Range (SHDR), along with dual microphones. Unfortunately, there is no physical privacy shutter. The hinge allows the screen to open to about 140 degrees, which is sufficient for a non-touchscreen device.
One of the biggest perks of an 18-inch chassis is the keyboard space. Acer hasn’t wasted it, including a NumPad with full-sized keys – a rarity that’s fantastic for productivity. The FineTip keyboard features RGB backlighting and offers an excellent gaming and typing experience with a generous 2.0mm of key travel. Gamers will also be thrilled to see full-sized arrow keys. While there’s no fingerprint reader, the IR camera makes Windows Hello login quick and easy. Below the keyboard sits a massive, moisture-resistant trackpad measuring 151 x 90 mm (approximately 5.94 x 3.54 inches), providing plenty of room for comfortable navigation.
Ports and Connectivity
The Acer Predator Helios Neo 18 AI (PHN18-72) offers a robust and well-organized selection of ports, with a layout that helps keep cables manageable. On the left side, you’ll find a high-speed 2.5G Ethernet (RJ-45) port for low-latency gaming, alongside a standard USB-A port. This flank also includes a microSD card reader (SDXC compatible) for easy media access and a 3.5mm combo audio jack for headsets.
The right side features two additional full-size USB-A ports. When looking at the USB-A configuration across the entire laptop, it provides a mix of speeds: one port operates at USB 3.2 Gen 1 (5Gbps), while the other two utilize the faster USB 3.2 Gen 2 standard (10Gbps). One of these high-speed ports also conveniently features power-off USB charging.
The most powerful connections are situated on the rear of the chassis. Here lies the dedicated DC-in power jack and an HDMI 2.1 port for connecting high-resolution external displays. Impressively, there are two USB-C ports on the back, and unlike some other models, *both* of these ports support Thunderbolt 4 capabilities. This means you get 40Gbps data transfer, DisplayPort video output, and USB 3.2 Gen 2 (10Gbps) support on either port. Both can output 15W for charging peripherals and can also accept up to 90W or 100W (depending on the specific port) of DC input for charging the laptop itself.
Wireless connectivity is handled by the Killer Wi-Fi 6E 1675i module. This ensures access to the 2.4 GHz, 5 GHz, and the less congested 6 GHz bands with 2×2 MU-MIMO technology for reliable performance. It is complemented by Bluetooth 5.4 (or newer), which notably supports Bluetooth LE Audio (LC3) for enhanced audio efficiency and quality with compatible wireless devices.
Display and Sound Quality, Display Profiles
We ordered the Predator Helios Neo 18 AI with its 18-inch 1600p (2560 x 1600) IPS panel running at up to 240 Hz (AUO B180QAN01.0), which sits in the middle of the lineup. For a more affordable configuration, Acer also offers a 165 Hz version rated at 300 nits, while the most premium option upgrades to a Mini LED screen with much higher brightness (600 nits SDR / up to 1000 nits HDR), HDR 1000 support, and up to 250 Hz refresh. All listed variants target 100% DCI-P3 coverage.
| Acer Predator Helios Neo 18 AI (PHN18-72) | 18″, WQXGA (2560 x 1600), 165 Hz, IPS | 18″, WQXGA (2560 x 1600), 240 Hz, IPS (AUO B180QAN01.0 / AUOC8A7) | 18″, WQXGA (2560 x 1600), 250 Hz, IPS (Mini LED, HDR 1000) |
| Diagonal | 18.0 inches (45.7 cm) | 18.0 inches (45.7 cm) | 18.0 inches (45.7 cm) |
| Panel Type | IPS | IPS | IPS (Mini LED backlight) |
| Resolution | 2560 x 1600 pixels | 2560 x 1600 pixels | 2560 x 1600 pixels |
| Max Refresh Rate | 165 Hz | 240 Hz | 250 Hz |
| Aspect Ratio | 16:10 | 16:10 | 16:10 |
| Pixel Density | 168 PPI | 168 PPI | 168 PPI |
| ‘Retina’ Distance | Greater than or equal to 52 cm | Greater than or equal to 52 cm | Greater than or equal to 52 cm |
The WQXGA (2560 x 1600), 240 Hz, IPS display variant under our microscope
Viewing Angles
Viewing angles are good. We take photos from different angles to evaluate the quality.
Also, a video with locked focus and exposure.
Color Coverage
The whole “sail-shaped” map below (Fig. 1) consists of all the colors we can see, while the black crooked line shows all the colors from real-world scenes and nature around us.
Then, we’ve drawn some of the most important and interesting color spaces, compared to the colors the panel of Acer Predator Helios Neo 18 AI (PHN18-72) can show:
Standard/For Web: sRGB – widely used color space for most consumer devices, ideal for Web design and development
For Print: AdobeRGB – used in professional photo editing, graphic design, and print
For Photographers/Video Editors: DCI-P3 – used in high-end film production, post-production, and digital cinema
Premium HDR: Rec.2020 – the widest consumer ITU color standard, covering a massive 75.8% of the visible spectrum, a benchmark for premium HDR content
Acer Predator Helios Neo 18 AI (PHN18-72): the yellow dashed triangle (– – – – – –) represents the range of colors this monitor can show.
In our tests, we calculated the total color coverage of the display at 100% of the sRGB color gamut and 99% of the DCI-P3 color gamut.
(Fig.1) Acer Predator Helios Neo 18 AI (PHN18-72) covers 99% of the DCI-P3 gamut
Brightness and Contrast
The maximum brightness in SDR mode is 491 cd/m² in the center of the screen and 490 cd/m² averaged across the surface with a maximum deviation of 4%.
The correlated color temperature (CCT) of a white screen at maximum brightness is 6650 K.
The contrast ratio is 1020:1.
Uniformity: Luminance, Contrast, and Color Deviation
The figure below shows the results from our uniformity test across different sections of the screen. It’s measured at 184 nits (Windows slider = 37%) — a brightness level we consider typical for standard working conditions.
DeltaE values below 4.0 are acceptable for regular users. For those working with colors, screens with DeltaE values no higher than 2.0 are recommended.
Color Accuracy
Let’s check the difference between real colors and those you’ll see on the ASUS ROG Strix G18 G815 (2025). We measure that distance in DeltaE – the higher the number, the more different they look.
Values below 4.0 are acceptable for regular users, while values below 2.0 are suitable for color-sensitive work. A value below 1.0 means the difference is indistinguishable to the naked eye.
For the next graph, we’ve selected 24 common colors, including dark/light skin, blue sky, green grass, etc.
Before our calibration of the Acer Predator Helios Neo 18 AI (PHN18-72), the Average color accuracy was 2.4 dE (Fig. 2) and with our Design and Gaming profile, it lowered to 1.2 dE (Fig. 3). This is a great improvement!
Acer Predator Helios Neo 18 AI (PHN18-72) in its factory condition
Acer Predator Helios Neo 18 AI (PHN18-72) with our display profile
Comparison in the Display P3 color space.
Here’s an illustration of what the Design and Office profile aims to deliver:
Left: No Profile | Drag the slider to see the difference | Right: Design & Office Profile
Visibility in dark scenes
Have you ever watched a movie with dark scenes where you could barely see anything? This often happens because many display panels struggle to differentiate the darkest nuances, making them appear the same.
The next figure illustrates how well the display reproduces these dark nuances. The left side of the image shows the display with stock settings, and the right side shows it with our Gaming and movies profile activated.
On the horizontal axis are the grayscale levels, and on the vertical axis – the corresponding display brightness.
You can also check how your display handles the darkest nuances but keep in mind that this also depends on the settings of your current display and the surrounding light conditions.
Response time (Gaming capabilities)
We test the reaction time of the pixels with the usual “black-to-white” and “white-to-black” method from 10% to 90% and vice versa.
We recorded Fall Time + Rise Time = 6.3 ms. Short pixel response time is a prerequisite for a smooth picture in dynamic scenes.
After that, we test the reaction time of the pixels with the usual “Gray-to-Gray” method from 50% White to 80% White and vice versa between 10% and 90% of the amplitude.
Health Impact: PWM (Screen flickering)
Some use PWM to regulate their brightness, which means that instead of reducing the light intensity, they pulse or flicker. Our brain merges the image, so it appears darker, but this strains both it and our vision, especially when the frequency of the pulses is low. You can read more about that in our dedicated article on PWM.
In the graph below, you see the intensity of light at different brightness levels—on the vertical axis is the brightness of the emitted light, and on the horizontal axis—time.
The light from the backlight of the Acer Predator Helios Neo 18 AI (PHN18-72) display is not pulse-width modulated, providing visual comfort in the discussed aspect.
Health Impact: Blue light emissions
Installing our Health-Guard profile reduces harmful Blue Light emissions while keeping the colors of the screen perceptually accurate.
If you’re not familiar with the Blue light, the TL;DR version is – emissions that negatively affect your eyes, skin, and your whole body. You can find more information about that in our dedicated article on Blue Light.
Health Impact: Screen Reflectance
Glossy-coated displays can cause eye fatigue in high ambient light conditions due to reflections. We measure the level of screen reflection with the display turned off, at a 60° angle.
The reflectance of the Acer Predator Helios Neo 18 AI (PHN18-72)’s screen is 52.1 GU. Good result!
High Gloss: >70 GU
Medium Gloss: 30 – 70 GU
Low Gloss: <30 GU
Get our profiles
Since our profiles are tailored for each individual display model, this article and its respective profile package are meant for Acer Predator Helios Neo 18 AI (PHN18-72) configurations with B180QAN01.0 (AUOC8A7), 2560 х 1600, IPS panel.
*Should you have problems with downloading the purchased file, try using a different browser to open the link you’ll receive via e-mail. If the download target is a .php file instead of an archive, change the file extension to .zip or contact us at [email protected].
Read more about the profiles HERE.
In addition to receiving efficient and health-friendly profiles, by buying LaptopMedia's products you also support the development of our labs, where we test devices in order to produce the most objective reviews possible.
Design and Office
The Design and Office profile makes display colors as close to real as possible.Ideal not only for professionals but also for everyday users, it meets sRGB standards (D65 white point, sRGB gamma) with minimal DeltaE for precise color reproduction on your panel.
Gaming and Movies
Have you ever watched a movie where, during dark scenes, you can barely see anything? Many displays fail to distinguish dark tones properly. Our Gaming and Movies profile enhances low-light performance, like HDR tech, using a gamma curve tailored to human perception — ideal for gamers seeking faster reactions and clearer visuals.
Health-Guard
Our Health-Guard profile protects your eyes by eliminating PWM flickering, reducing strain and fatigue, and minimizing harmful Blue light exposure that can disrupt sleep and health. It uses software dimming and a gamma curve tailored to human perception for comfort and safety during screen use.
Get All The Profiles With 33% Discount!
Sound
The Acer Predator Helios Neo 18 AI (PHN18-72)’s sound is of very good quality (two built-in speakers). The low, mid, and high frequencies are clear.
Work Performance: CPU, Storage, AI
All performance and temperature tests are conducted with “Turbo” mode activated in PredatorSense:
CPU and Work Performance
The Acer Predator Helios Neo 18 AI (PHN18-72) is powered by Intel’s Core Ultra H-series processors, with the Core Ultra 9 275HX leading the lineup and ranking #5 in our Top Laptop CPU Ranking. There’s also an option with the Core Ultra 7 255HX at #14, giving users a choice between top-tier performance and a slightly more efficient but still capable configuration. These CPUs are designed to handle demanding gaming, AI-assisted workflows, and productivity tasks with strong multi-core performance.
The Intel Core Ultra 9 275HX in Helios Neo 18 AI trails behind most of its competitors with the same CPU, in the multi-core benchmarks. This is due to the more conservative thermal targets which is good for the long-term reliability. For pure power though, the ASUS ROG Strix G18 G815 (detailed review) is a king, with 22% advantage over the Neo 18!
Single-core performance ensures smooth operation and responsiveness in operating systems, providing a better user experience.
Results are from the Geekbench 6 Single-Core test (higher is better)
Multi-core performance is essential for handling complex and demanding tasks, such as Video editing, CAD, and Scientific simulations.
Results are from the Geekbench 6 Multi-Core test (higher is better)
Here, we evaluate the CPU's performance using a real-world 3D rendering task, assessing its ability to handle complex computations and rendering workloads efficiently.
Results are from the Cinebench 2024 Multi-Core test (higher is better)
Storage Performance
We ordered the 1TB storage variant of Helios Neo 18 and it arrived with SK Hynix PC801 HFS001TEJ9X125N, which is one of the fastest Gen 4 SSD drives on the market, reaching 7.2GB/sec in sequential reading and 6.5GB/sec in sequential write speed.
AI Performance
Here you can see the position of the GPUs and CPUs (NPUs) found within the Acer Predator Helios Neo 18 AI (PHN18-72) in our AI Hardware Performance Rankings based on their AI processing power, measured in TOPS (Tera Operations Per Second) - a critical metric indicating the computational throughput, particularly for AI tasks.
The first column shows peak performance for INT8/FP8 precision, which is the most widespread metric for evaluating AI inference capabilities. We exclude Sparsity to provide a more accurate reflection of AI performance in dense computation scenarios where sparsity optimizations may not be applicable. The second and third columns show the performance with Sparsity, and FP4 TFLOPS, when supported.
For SoCs, the results reflect the peak performance of the integrated NPU. Additionally, it’s important to note that, according to Microsoft, a NPU must have at least 40 TOPS of AI computing power for the PC to be considered “AI-capable.”
| # | GPU / CPU (NPU) | TOPS INT8/FP8 No Sparsity | TOPS INT8/FP8 Sparsity | TFLOPS FP4 Sparsity |
|---|---|---|---|---|
| 669. | NVIDIA GeForce RTX 5070 Ti (Laptop) | 209 | 418 | 836 |
| 849. | NVIDIA GeForce RTX 5070 (Laptop, 8GB GDDR7) | 173 | 346 | 692 |
| 1016. | NVIDIA GeForce RTX 5060 (Laptop) | 133 | 266 | 532 |
| 1737. | Intel Core Ultra 7 255HX | 13 | — | — |
| 1741. | Intel Core Ultra 9 275HX | 13 | — | — |
GPU and Gaming Performance
On the graphics side, the Predator Helios Neo 18 AI offers NVIDIA RTX 50-series laptop GPUs. The lineup includes the RTX 5070 Ti (#12 in our Top Laptop Graphics Ranking), RTX 5070 (#27), and RTX 5060 (#60), giving a range of performance options depending on gaming and creative workload needs. These GPUs support modern gaming features such as ray tracing and AI upscaling, providing solid visual performance across different settings.
While the CPU benchmarks weren’t impressive, the GPU works just as expected, and on par with ASUS ROG Strix G18 G815.
The results are from 3DMark Time Spy (Graphics). Higher is better.
The results are from 3DMark Wild Life Extreme Unlimited. Higher is better.
Gaming tests
The Acer Predator Helios Neo 18 AI performs admirably in competitive shooters. In Counter-Strike 2, it delivers a very responsive 189 FPS at the native 1600p resolution on Very High settings, ensuring you can take full advantage of a high-refresh-rate display.
| Counter Strike 2 | 1600p, Very High (Check settings) |
| Average FPS | 189 FPS |
The Cinematic preset in Black Myth: Wukong is incredibly demanding, even for the RTX 5070 Ti. At 1600p, the laptop manages 37 FPS. For a smoother experience, we recommend using High settings.
| Black Myth: Wukong | 1600p, Cinematic (Check settings) |
| Average FPS | 37 FPS |
In Shadow of the Tomb Raider, the Helios Neo 18 AI delivers excellent performance. It achieves 154 FPS at 1200p and virtually hits the 100 FPS mark (99 FPS) at native 1600p on the Highest settings, providing a visually stunning and fluid adventure.
| Shadow of the Tomb Raider | 1200p, Highest (Check settings) | 1600p, Highest (Check settings) |
| Average FPS | 154 FPS | 99 FPS |
For ray-tracing enthusiasts, Metro Exodus Enhanced Edition runs well. The sweet spot is 1600p High settings at 90 FPS. The punishing Extreme preset yields 66 FPS at 1200p and 48 FPS at 1600p, proving the GPU’s capability in heavy workloads.
| Metro Exodus Enhanced Edition | 1600p, High (Check settings) | 1200p, Extreme (Check settings) | 1600p, Extreme (Check settings) |
| Average FPS | 90 FPS | 66 FPS | 48 FPS |
Temperatures and Comfort, Noise, Stability
At idle, the CPU package of the Acer Predator Helios Neo 18 AI (PHN18-72) maintains a temperature of 46ºC, and the notebook remains completely silent.
Office Work, Web Development, Design
Short periods (0:00 – 0:10 s) of 100 % CPU load
This test shows the CPU behavior during short periods of serious load. It’s important for users who are looking for laptops suitable for tasks like Web Design and Programming.
| Intel Core Ultra 9 275HX | Avg. P-Core Clock | Avg. CPU Temp. | Avg. CPU Power |
| Lenovo Legion 9i (18″, Gen 10 / 18IAX10) | 4850 MHz | 89 °C | 175 W |
| MSI Vector 17 HX AI A2XW | 4496 MHz | 81 °C | 120 W |
| Alienware 16X Aurora (AC16251) | 4491 MHz | 104 °C | 140 W |
| ASUS ROG Strix G18 G815 (2025) | 4480 MHz | 78 °C | 123 W |
| ASUS ROG Strix G16 G615 | 4471 MHz | 94 °C | 150 W |
| Acer Predator Helios Neo 16 AI (PHN16-73) | 4406 MHz | 91 °C | 151 W |
| ASUS ROG Strix SCAR 18 G835 (2025) | 4399 MHz | 90 °C | 117 W |
| Acer Predator Helios 16 AI (PH16-73) | 4374 MHz | 87 °C | 154 W |
| Acer Predator Helios Neo 18 AI (PHN18-72) | 4273 MHz | 76 °C | 136 W |
| Lenovo Legion Pro 7i Gen 10 (16″ Intel) | 4268 MHz | 90 °C | 167 W |
| MSI Vector 16 HX AI A2XW | 4185 MHz | 90 °C | 155 W |
| Lenovo Legion 7i (16”, Gen 10 / 16IAX10) | 4142 MHz | 94 °C | 118 W |
| HP OMEN MAX 16 (Intel, 16-ah0000) | 3936 MHz | 64 °C | 84 W |
| Acer Predator Helios Neo 16S AI (PHN16S-71) | 3829 MHz | 88 °C | 130 W |
The Acer Predator Helios Neo 18 AI delivers respectable performance during brief, intensive CPU tasks, averaging 4273 MHz over 10 seconds while drawing 136 W. Thermally, the average CPU temperature is well managed at 76 °C, which is great. Compared to other laptops featuring the Core Ultra 9 275HX, the 4273 MHz average places this model in the middle tier for short-burst performance, slightly below top competitors like the Legion 9i (4850 MHz) and MSI Vector 17 (4496 MHz). The clock speed delivered is consistent with its effective thermal management over this short period.
Video editing, Scientific computing, Software compilation, 3D rendering
Long periods (0:00 – 30:00 min) of 100 % CPU load
This test shows the CPU behavior during long periods of serious load. It’s important for users who are looking for laptops suitable for tasks like Video Editing and 3D Rendering.
| Intel Core Ultra 9 275HX | Avg. P-Core Clock | Avg. CPU Temp. | Avg. CPU Power |
| Lenovo Legion 9i (18″, Gen 10 / 18IAX10) | 4576 MHz | 101 °C | 171 W |
| ASUS ROG Strix G18 G815 (2025) | 4377 MHz | 90 °C | 144 W |
| ASUS ROG Strix G16 G615 | 4178 MHz | 97 °C | 134 W |
| Acer Predator Helios 16 AI (PH16-73) | 4106 MHz | 92 °C | 140 W |
| ASUS ROG Strix SCAR 18 G835 (2025) | 4058 MHz | 95 °C | 130 W |
| Acer Predator Helios Neo 18 AI (PHN18-72) | 4042 MHz | 84 °C | 131 W |
| HP OMEN MAX 16 (Intel, 16-ah0000) | 4036 MHz | 78 °C | 101 W |
| Acer Predator Helios Neo 16 AI (PHN16-73) | 4035 MHz | 91 °C | 130 W |
| MSI Vector 17 HX AI A2XW | 4007 MHz | 87 °C | 111 W |
| Lenovo Legion Pro 7i Gen 10 (16″ Intel) | 3981 MHz | 91 °C | 151 W |
| MSI Vector 16 HX AI A2XW | 3903 MHz | 84 °C | 111 W |
| Lenovo Legion 7i (16”, Gen 10 / 16IAX10) | 3785 MHz | 89 °C | 96 W |
| Alienware 16X Aurora (AC16251) | 3651 MHz | 101 °C | 86 W |
| Acer Predator Helios Neo 16S AI (PHN16S-71) | 3362 MHz | 85 °C | 86 W |
Under 30 minutes of sustained processing load, the CPU stabilizes at an average clock speed of 4042 MHz, consuming 131 W. This puts the laptop in the upper-middle performance tier among devices using the Ultra 9 275HX, slightly trailing top performers like the Legion 9i (4576 MHz) and the ASUS ROG Strix G18 (4377 MHz). The thermal profile is favorable, maintaining an average CPU temperature of 84 °C. This temperature is acceptable and is significantly lower than several competitors, such as the Strix G16 (97 °C) and the Legion 9i (101 °C). The high clock speed maintenance combined with good thermal control demonstrates robust long-term performance stability.
Gaming Stability
Continuous gaming (1-hour test)
This test evaluates the laptop’s performance under sustained GPU load and high CPU usage.
| NVIDIA GeForce RTX 5070 Ti | Avg. GPU Clock | Avg. GPU Temp. | Avg. Memory Clock | Avg. GPU Mem Temp. | Avg. GPU Power |
| HP OMEN MAX 16 (AMD, 16-ab0000, ak0000) | 2441 MHz | 75 °C | 1128 MHz | 76 °C | 138 W |
| ASUS ROG Strix G16 G614 (2025) | 2422 MHz | 80 °C | 1172 MHz | 77 °C | 138 W |
| ASUS ROG Strix G18 G815 (2025) | 2416 MHz | 71 °C | 1762 MHz | 72 °C | 138 W |
| ASUS ROG Strix G16 G615 | 2376 MHz | 79 °C | 1685 MHz | 77 °C | 138 W |
| MSI Vector 16 HX AI A2XW | 2362 MHz | 74 °C | 1750 MHz | 77 °C | 139 W |
| Acer Predator Helios Neo 16 AI (PHN16-73) | 2331 MHz | 82 °C | 1569 MHz | 81 °C | — |
| Acer Predator Helios Neo 18 AI (PHN18-72) | 2291 MHz | 84 °C | 1774 MHz | 87 °C | 138 W |
| Acer Predator Helios Neo 16S AI (PHN16S-71) | 1935 MHz | 79 °C | 1125 MHz | 83 °C | 89 W |
During an hour of continuous gaming load, the RTX 5070 Ti maintains an average clock speed of 2291 MHz while drawing 138 W. This places the Helios Neo 18 near the lower end of the reviewed RTX 5070 Ti group, trailing laptops like the HP OMEN MAX 16 (2441 MHz) and the ASUS Strix G18 (2416 MHz). Thermally, the stability is good but the recorded average temperatures for core and memory are the highest amonh the group. Still, the average GPU core temperature is 84 °C, with a peak core temperature of 86 °C, well within the good range (≤90 °C). Similarly, memory temperatures are well controlled, peaking at 88 °C, which is comfortably below the 95 °C threshold.
Battery Life
Acer Predator Helios Neo 18 AI (PHN18-72) is equipped with a 90 Wh 4-cell Li-ion battery. It’s close to the biggest unit allowed on a passenger plane (100 Wh) but it’s job is pretty hard considering the 18-inch screen and the powerful hardware below it.
We’re testing the battery with Eco mode selected in PredatorSense.
5 hours and 47 minutes on a single charge is a great result for an 18-inch gaming laptop. This is 34% longer than the result of the other 18-incher here, the ASUS ROG Strix G18 G815 (4h 19m). Both of them have 90Wh batteries.
Brightness: 180 nits; Display Mode: SDR
Time to Full Discharge: Higher is Better
Disassembly, Upgrade options, and Maintenance
Getting inside the Acer Predator Helios Neo 18 AI (PHN18-72) is straightforward. After removing thirteen Torx T6 screws, the bottom panel still holds on with a series of clips, so a thin plastic pry tool helps work around the edges. Take extra care near the heatsink area so the tool doesn’t slip inward and nick a component.
Once the panel is off, you get a layout that’s clearly built with service in mind. The cooling system uses two fans and a large heatsink assembly that spans both the CPU and the dedicated GPU, with multiple heat pipes feeding into the fin stacks for each fan.
For storage, there are two M.2 slots for PCIe 4.0 NVMe drives. The primary slot in our unit is populated and sits under a protective cover that also doubles as shielding, while the second slot is ready for expansion, making a dual-SSD setup easy if you need more capacity.
Memory is upgrade-friendly as well, with two DDR5 SODIMM slots. One slot is occupied in our configuration, leaving the second free, and the platform supports up to 64GB in total at up to 6400 MT/s.
The wireless card is a replaceable M.2 module too, and this series uses a Killer Wi-Fi 6E AX1675i card. If you ever swap it, the antenna connectors need a careful straight-up removal and a clean press back into place, because imperfect reseating can affect signal strength.
Power comes from a 4-cell lithium-ion battery rated at 90.61Wh typical (88.03Wh nominal). In our unit, it isn’t held down with visible screws, so once you disconnect the cable, the pack lifts out without much fuss.
Overall, the Predator Helios Neo 18 AI is easy to maintain: the bottom panel comes off without drama, and the key upgrade points (two M.2 slots and two SODIMM slots) are accessible with minimal disassembly.
Verdict
The Acer Predator Helios Neo 18 AI (PHN18-72) is a gaming laptop that feels surprisingly agile for its size. It delivers the massive, immersive experience you expect from an 18-inch machine but packages it in a chassis that is unexpectedly slim and sleek – it’s starts from just 14.9 mm (0.59″) at the front! It’s a design triumph that proves big power doesn’t always have to come in a bulky, cumbersome shell.
While it makes a few compromises to achieve this form factor, the overall balance of performance, features, and design is incredibly compelling. It’s a machine that feels like a polished, premium product without the flagship price tag.
You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/acer-predator-helios-neo-18-ai-phn18-72/
✅ The Good
The first thing to love is the stunning 18-inch QHD+ 240Hz display. It’s fast, sharp, and boasts excellent color accuracy with our display profiles, making it a joy for both gaming and content creation. Critically, it is completely PWM-free, ensuring eye comfort during long sessions. The performance is also robust, with the RTX 5070 Ti delivering solid frame rates and excellent stability thanks to a capable cooling system.
We are big fans of the user-centric design choices. The inclusion of a full-sized NumPad and large arrow keys is a huge win for usability. The upgradeability is fantastic with two RAM slots and two M.2 slots, and the port selection is excellent, featuring dual Thunderbolt 4 ports. The battery life is also surprisingly good for an 18-inch gaming laptop, lasting nearly 6 hours in our tests.
Finally, the build quality feels solid despite the plastic construction, and the slim profile makes this massive laptop feel surprisingly manageable. The fingerprint resistance on the interior deck is also a nice touch.
❌ The Bad
The most significant compromise is the GPU’s clock speed. While stable, the RTX 5070 Ti runs at lower average clocks than some thicker competitors, a trade-off made for the slimmer chassis.
There are also a few missing features that would have elevated the experience. The lack of a physical privacy shutter for the webcam is a disappointment, and the absence of a fingerprint reader means relying solely on the IR camera for biometric login. Additionally, the lid is quite prone to picking up smudges, requiring frequent cleaning to keep it looking sharp.
🆚 The Competitors
When compared to the ASUS ROG Strix G18 G815 (detailed review), the Helios Neo 18 offers a slimmer, more portable design and better battery life. However, the Strix G18 counters with slightly better raw GPU performance and cooler GPU temperatures, making it a tough choice between portability and pure power.
Against a smaller rival like the HP OMEN MAX 16 (detailed review), the Acer wins on screen real estate and immersion but loses significantly on battery endurance. The OMEN MAX 16 offers nearly double the battery life, making it a far better choice for users who need to work away from an outlet for extended periods.
Pros
- Excellent 240Hz QHD+ display with accurate colors and no PWM
- Surprisingly slim and sleek design for an 18-inch laptop
- Solid gaming performance with good stability
- Great battery life for its class (nearly 6 hours)
- Fantastic upgradeability and dual Thunderbolt 4 ports
- Full-sized NumPad and arrow keys
Cons
- GPU clock speeds are lower than some thicker rivals
- No physical privacy shutter for the webcam
- Lid is a fingerprint magnet
Author: Simeon NikolovEditor-in-Chief at LaptopMedia.com with 20+ years of experience in testing and analyzing laptops and mobile devices.
Author: eng. Kroum NikolovHead of Engineering at LaptopMedia.com, inventor and innovator with 40+ years of experience in electronics and high technology.
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exellent work ..
thx … well done …