LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White
Brand LG
From
£229.99
Free delivery
You save £9.16 (4%)
5 offers at 5 retailers
Listed since 7 April 2026
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Description
Specifications
| Display diagonal | 68.6 cm (27") |
| Display resolution | 3840 x 2160 pixels |
| HD type | 4K Ultra HD |
| Native aspect ratio | 16:9 |
| Display technology | LCD |
| Panel type | IPS |
| Display brightness (typical) | 300 cd/m² |
| Response time | 5 ms |
| Anti-glare screen | Yes |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Maximum refresh rate | 60 Hz |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Display number of colours | 1.07 billion colours |
| Display diagonal (metric) | 68.4 cm |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10 (HDR10) |
| Colour depth | 10 bit |
| Colour gamut standard | DCI-P3 |
| Colour gamut | 90% |
| Product colour | White |
| HDMI | Yes |
| HDMI ports quantity | 2 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| Audio output | Yes |
| Headphone out | Yes |
| Headphone connectivity | 3.5 mm |
| VESA mounting | Yes |
| Panel mounting interface | 100 x 100 mm |
| Height adjustment | Yes |
| Pivot | Yes |
| Swivelling | Yes |
| Tilt adjustment | Yes |
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 26 kWh |
| Energy consumption (HDR) per 1000 hours | 34 kWh |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.3 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Energy efficiency scale | A to G |
| Width (with stand) | 613.5 mm |
| Depth (with stand) | 539.2 mm |
| Height (with stand) | 253.2 mm |
| Weight (with stand) | 6.8 kg |
| Width (without stand) | 613.5 mm |
| Depth (without stand) | 363.5 mm |
| Height (without stand) | 45.4 mm |
| Weight (without stand) | 4.2 kg |
| Package width | 690 mm |
| Package depth | 447 mm |
| Package height | 167 mm |
| Package weight | 7.3 kg |
| Cables included | HDMI |
| HDMI cable length | 1.5 m |
Full specifications
| Marque | LG |
| Référence fabricant | 27us550waek |
| EAN | 8806096253731 |
LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White: complete technical analysis for 2026
The LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White meets the expectations of buyers who want a quality product without paying over the odds. Thanks to our comparison tool, find the best offer among all partner retailers listed on Compiral. The trust rating shown for each retailer helps you choose a reliable shop with clear return conditions and responsive customer service. If you are unsure, also check the LG 27GS60F-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD Black from the same brand. A good price comparison can save you between 10% and 30% on your purchase depending on the time of year and available retailers.
Who is this Informatique for?
The LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White benefits from the expertise of LG in this category. Its design meets current market standards and satisfies even the most demanding users in their everyday activities. The brand's reliability translates into positive feedback from regular buyers, who particularly appreciate the consistency between the promises of the product sheet and the real-world experience. For the Informatique category, this is an option we recommend without hesitation.
For intensive or occasional use
The LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White adapts to different levels of use in the Informatique category. Whether you use it intensively every day or more occasionally, this LG product offers appreciated versatility. Regular users value its reliability over time, while occasional users appreciate how easy it is to pick up without any special training. For even more demanding use, also check the LG 27GS60F-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD Black.
Against the competition
In the Informatique market, the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White is well positioned thanks to its price from £229.99 and the strength of LG. Our comparison tool lets you verify in real time whether this positioning still holds against other available offers.
Market price ranges in 2026
| Range | Indicative price |
|---|---|
| Entry-level | Under 384300 £ |
| Mid-range | 384300 £ to 896710 £ |
| High-end | Over 896710 £ |
The best times to buy the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White at a lower price are Black Friday in November, the January sales and the summer sales in July. Our price history lets you judge whether the current price is a genuine bargain or whether it is worth waiting a few weeks. Outside these periods, flash promotions remain frequent among Compiral's partner retailers.
Frequently asked questions about LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White
How does the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White compare to competitors in the Informatique category?
In the Informatique category, the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White occupies a specific market segment. Compared to other available models, it stands out mainly through the balance between its features and its price. To compare objectively, consult the detailed spec sheet on this page and compare specifications with other similar products listed on our comparison tool.
Is the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White suitable for beginners?
Yes, the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White is generally appreciated by both beginners and regular users of the Informatique category. It is quick to set up and LG usually provides clear documentation. If you are new to this product category, consult the spec sheet on this page to identify the key criteria to check before making your choice.
Is there a refurbished version of the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White?
Refurbished versions of the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.
When do prices for the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White drop during the year?
Prices for the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.
Is delivery free for the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White at all retailers?
Free delivery is not guaranteed for the LG 27US550-W.AEK computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LCD White at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.
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