Available 
Apple 15" MacBook Air, M5, 16GB RAM, 10 Core GPU, 1TB
from £1,699.
£1,699
Rated 5.0 / 5 from up to 2 reviews
Colours tracked: Black
Asus Laptops
ASUS ROG Strix G18 G815LM-TT128W 18" Gaming Laptop review
The ASUS ROG Strix G18 G815LM-TT128W is a Grey 18-inch gaming laptop at £1,999, but its very limited review volume means shoppers should compare it carefully against nearby G16 and higher-spec G18 rivals.
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Last verified: 2026-10-07
Quick verdict
The ASUS ROG Strix G18 G815LM-TT128W is a Grey, gaming-focused laptop that leans hard into size and spec: an 18-inch 2.5K display, Intel Core Ultra 9, 32GB RAM, 1TB SSD and NVIDIA GeForce RTX 5060. At £1,999, it looks like a buy for shoppers who want a big-screen desktop-style machine, but the very limited review volume means it is worth comparing closely with nearby ASUS ROG Strix G16 and higher-priced G18 alternatives before committing.
Available colours and prices
ASUS ROG Strix G18 G815LM-TT128W 18" Gaming Laptop is listed with 1 colour option from £1,999. The visible colours include Grey, so use the table to compare the option that matches the exact size, colour, format or specification you want. Always confirm the final checkout price, delivery charge and stock status on the retailer page.
| Colour | Key spec | Price | Stock | Last checked | Link |
|---|---|---|---|---|---|
| Grey | Check retailer | £1,999 | In stock | 2026-10-07 | View |
Key product details
These are the retailer details worth checking first for ASUS ROG Strix G18 G815LM-TT128W 18" Gaming Laptop: Brand: Asus; Type: Laptops; Colours tracked: Grey; Price range: £1,999. Treat them as a quick fact sheet, then use the retailer page to verify any installation, warranty, delivery or model-number details before buying.
| Brand | Asus |
|---|---|
| Type | Laptops |
| Colours tracked | Grey |
| Price range | £1,999 |
| Owner rating signal | 5.0 out of 5 from up to 1 reviews |
| Last checked | 2026-10-07 |
What AO lists for this model
AO.com’s listing for the ASUS ROG Strix G18 G815LM-TT128W identifies the key configuration details shoppers are likely to care about most: Core Ultra 9, 32GB RAM, 1TB SSD, RTX 5060 graphics and an 18-inch 2.5K display. The tracked colour is Grey, and the current price shown in the available product information is £1,999. The exact AO page was not fully accessible at capture time, so live stock, delivery and final checkout details should still be rechecked on the retailer page.
What the review picture suggests
The main takeaway is that this is a gaming-focused laptop, not a general everyday notebook. Public feedback for the exact AO SKU is very thin, with a rating details of 5.0 out of 5 from up to 1 review, so the number should be treated cautiously rather than as a broad ownership verdict. The strongest broader G815 review context is for a different configuration, so it can support the family’s big-screen gaming reputation, but it should not be treated as proof of the RTX 5060 version’s real-world performance. Related review coverage also suggests the 18-inch format is better suited to desk use than lap use.
Trade-offs to weigh before buying
The biggest trade-off here is size versus portability. An 18-inch laptop gives you a more expansive gaming and work view, but it is also harder to move around and is less likely to suit daily carrying needs than a 16-inch alternative. The price is close to the middle of the tracked peer set, so value depends on whether the exact CPU, GPU, RAM and storage stack is the right match for you. Before buying, compare the RTX 5060, Core Ultra 9, 32GB RAM and 1TB SSD against cheaper and dearer alternatives, especially if you are choosing between G16 and G18 models.
Price and value benchmark
At £1,999, this sits close to the middle of the tracked peer set rather than clearly undercutting rivals. That matters because nearby ASUS ROG Strix G16 options start lower, while higher-priced G18 alternatives sit about £600 above this model in the tracked set. The price only looks strong if you specifically want the larger 18-inch 2.5K screen and this exact configuration; otherwise, the value case gets less clear.
How the spec stack compares
The headline specification for this AO model is a strong everyday gaming package: Intel Core Ultra 9, 32GB RAM, 1TB SSD, NVIDIA GeForce RTX 5060 and an 18-inch 2.5K display. That stack makes the laptop feel more like a desktop replacement than a compact portable machine. Compare it against nearby alternatives on GPU tier, CPU class, memory, storage and screen size, because the extra cost only makes sense if the 18-inch format and exact spec are genuinely useful to you.
How much confidence to place in the rating
The visible rating details is 5.0 out of 5 from up to 1 review, which is far too little volume to treat as a reliable ownership guide. AO was also reported as showing no on-page reviews for this exact SKU at the time checked, so there is not enough public feedback to balance the score. In practical terms, that means the star rating is interesting but not decisive, and shoppers should lean more heavily on the listed spec and the comparison options.
Who this model suits
This ASUS ROG Strix G18 is best suited to shoppers who want a gaming-focused laptop with a big display and a more desktop-like feel. The Grey finish keeps the look fairly understated for a ROG model, but the appeal is really the 18-inch screen and the high-spec core package. If you mostly use a laptop at a desk and want more screen space for gaming or multitasking, this configuration is the right sort of shape to compare.
Who should look elsewhere
Shoppers who need something light for daily carrying should look at smaller alternatives, because the limited portability of an 18-inch gaming laptop is part of the trade-off. If you want stronger review confidence, the thin review evidence for this exact AO SKU may also be a concern. And if price is your main priority, cheaper alternatives will be easier to justify unless the larger screen is a must-have.
Everyday comfort and practical fit
Before buying, check whether your desk space, bag size and daily carrying needs can realistically accommodate an 18-inch laptop. That matters more here than cosmetic extras, because the value of the ASUS ROG Strix G18 depends on whether the bigger screen will actually fit your routine. Also verify live stock, delivery cost and warranty terms on AO, since those details can change the ownership experience as much as the headline spec.
Value verdict
This model is worth considering only if the big-screen spec really matters to you and you are comfortable with the limited review volume. At £1,999, the value case depends on the exact balance of Core Ultra 9, 32GB RAM, 1TB SSD and RTX 5060 versus cheaper or better-reviewed alternatives. Check current price and offers, then weigh delivery and warranty caveats alongside the weak on-page review depth before deciding.
Good alternatives to compare
The closest alternatives to compare with ASUS ROG Strix G18 G815LM-TT128W 18" Gaming Laptop include Apple 15" MacBook Air, M5, 16GB RAM, 10 Core GPU, 1TB, Microsoft Surface Laptop 8 15" Copilot+ Laptop, Apple 13" MacBook Air, M5, 24GB RAM, 10 Core GPU, 1TB. Use these cards to check whether a nearby model gives you a better price, a more suitable specification or a clearer match for your space and budget.
Available 
Microsoft Surface Laptop 8 15" Copilot+ Laptop
from £1,499.
£1,499
Rated 5.0 / 5 from up to 1 reviews
Colours tracked: Black
Available 
Apple 13" MacBook Air, M5, 24GB RAM, 10 Core GPU, 1TB
from £1,630-£1,799.
£1,630-£1,799
Rated 3.8 / 5 from up to 11 reviews
Colours tracked: Blue, Silver, Black, White
Retailer details used
Last checked 2026-10-07. The source list below is included to help you check the details behind the comparison. Always confirm the latest price, delivery cost, stock status and product details with the retailer before buying.
- Retailer product pageProduct details and availability context
- ASUS ROG Strix G18 18” Gaming Laptop | G815LM-TT128W | ao.comExact merchant SKU, core specs, screen size, and lack of on-page reviews.
- ROG Strix G18 (2026)｜Gaming Laptops｜ROG BalticsModel-family confirmation for G815LM-TT128W.
- Laptops For Gaming - All series｜ASUS USABrand/product-line positioning within ASUS gaming laptops.
- Asus ROG Strix G18 (G815): A top RTX 5090 alternative | Laptop MagThird-party expert review themes on the broader G815 family.
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These related guides and reviews can help you compare nearby options before buying.
Questions about this electrical
Is the ASUS ROG Strix G18 G815LM-TT128W good value at £1,999?
It can be, but only for shoppers who genuinely want the 18-inch 2.5K screen and the Core Ultra 9 / 32GB / 1TB / RTX 5060 spec. Because the review volume is very low, compare it against nearby G16 and higher-priced G18 alternatives before treating the £1,999 price as good value.
Who is this 18-inch ROG Strix G18 best suited to?
It suits buyers who want a gaming-focused laptop with a big display and more of a desktop replacement feel than a travel machine. If you mainly use a laptop at a desk, the Grey 18-inch format makes more sense than for someone who carries a device every day.
How much weight should I give the 5.0 rating from up to 1 review?
Not much on its own. A 5.0 score from up to 1 review is too thin to be a dependable guide, especially when AO was reported as showing no on-page reviews for this exact SKU at capture time. Use it as a weak signal only, not as proof of ownership quality.
What should I compare before buying the ASUS ROG Strix G18 G815LM-TT128W?
Check the exact CPU, GPU, RAM and storage against nearby ASUS ROG Strix G16 and higher-priced G18 alternatives, then decide whether the 18-inch 2.5K screen justifies the size trade-off. Also compare delivery, warranty and stock status, because those can change the overall value more than the colour or model name.
Is the Grey AO version a desktop replacement or too big for everyday carrying?
It is closer to a desktop replacement than a compact travel laptop. The 18-inch display and gaming-focused spec make sense for desk use, but the same size is a drawback if you need something to carry daily or fit into a smaller bag.