LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black

LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black

Brand LG

From

£84.99

+ £4.95 delivery

You save £42.05 (32%)

5 offers at 5 retailers

Listed since 7 April 2026

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Box.co.uk

£84.99

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Laptop Outlet

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Laptop Outlet

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Box.co.uk

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Description

Vivid colors with precisionOur FHD (1920x1080) screen delivers clear visuals with an sRGB 99% (Typ.) color gamut and a 1500R curvature, enhancing work productivity.Fluid visuals.Seamless workflow.A fast 100Hz provides a smooth frame loading in various programs. Also, you can enjoy realistic gameplay with less screen stuttering and motion blur.One port to meet your needsConnect your laptop to the monitor with a USB-C cable** for up to 15W of power delivery and display connectivity.Dynamic Action SyncReducing input lag with Dynamic Action Sync, gamers can catch critical moments in real time and respond quickly.Black StabilizerBlack Stabilizer helps gamers detect snipers lurking in the darkest corners and swiftly navigate flash explosions.Switch swiftlyLG Switch app helps to optimize the monitor to your work and life. You can readily divide the whole display up to 6, change the theme design, or even launch a video call platform with a mapped hotkey.Fully use your deskThe slim stand takes up little space, allowing you to utilize your workspace efficiently.Easy and comfy solutionFeaturing a slim bezel on three sides and a sleek stand, our FHD curved monitor lets you create an ideal workspace with convenient tilt adjustment.

Specifications

Display diagonal 68.6 cm (27")
Display resolution 1920 x 1080 pixels
HD type Full HD
Native aspect ratio 16:9
Display technology LED
Panel type VA
Touchscreen No
Display brightness (typical) 250 cd/m²
Response time 5 ms
Response time measurement type GTG (Gray to Gray)
Screen shape Curved
Screen curvature rating 1500R
Contrast ratio (typical) 1000:1
Maximum refresh rate 100 Hz
Viewing angle, horizontal 178°
Viewing angle, vertical 178°
Display number of colours 16.7 million colours
Pixel pitch 0.3114 x 0.3114 mm
Display diagonal (metric) 68.5 cm
High Dynamic Range (HDR) supported Yes
High Dynamic Range (HDR) technology High Dynamic Range 10 (HDR10)
Colour gamut standard sRGB
sRGB coverage (typical) 99%
Flicker-free technology Yes
Built-in speaker(s) No
Built-in camera No
Market positioning Consumer
Product colour Black
Built-in USB hub No
USB Power Delivery (USB PD) Yes
USB Power Delivery up to 15 W
HDMI Yes
HDMI ports quantity 1
HDMI version 2.0
Headphone out Yes
HDCP Yes
HDCP version 2.2
VESA mounting Yes
Panel mounting interface 100 x 100 mm
Height adjustment No
Tilt adjustment Yes
Power consumption (typical) 17 W
Power consumption (off) 0.3 W
AC input voltage 100 - 240 V
AC input frequency 50/60 Hz
Power supply type External
Width (with stand) 609.6 mm
Depth (with stand) 170 mm
Height (with stand) 451.5 mm
Weight (with stand) 3.72 kg
Width (without stand) 609.6 mm
Depth (without stand) 43.7 mm
Height (without stand) 360.3 mm
Weight (without stand) 3.02 kg
Package width 690 mm
Package depth 143 mm
Package height 448 mm
Package weight 4.94 kg
Stand included Yes
Cables included AC, HDMI
Power adapter included Yes
Screws included Yes
Quick start guide Yes
Country of origin China
Brand specific technologies Black Stabilizer
Warranty period 2 year(s)

Full specifications

Marque LG
Référence fabricant 27u421abaekq
EAN 8806096363218
État Reconditionné

The LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black in its market context in 2026

With the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black, LG offers a solution suited to everyday needs in 2026. Available from 5 retailers on Compiral, this product benefits from real-time price comparison. Each offer is verified and updated several times a day to ensure you have the freshest information. Our platform calculates the total price including delivery costs, so you can identify the true best offer among all listed retailers.

LG: what this model offers

What buyers remember about the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of LG on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the LG 45GX90SA-B computer monitor 114.3 cm (45") 3440 x 1440 pixels Wide Quad HD OLED Black from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black from other products in the Informatique category comes down to a few concrete points: the build quality typical of LG, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the LG 27GS60F-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD Black if you wish to explore other models from the brand.

What you need to know before buying

Before buying the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. LG generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 3210 £
Mid-range3210 £ to 7490 £
High-endOver 7490 £

Comparing prices before buying the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 5 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black

Is there a refurbished version of the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black?

Refurbished versions of the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black 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 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black drop during the year?

Prices for the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black 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 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black at all retailers?

Free delivery is not guaranteed for the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black 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.

How do I return the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black worth its price in 2026?

In 2026, the LG 27U421A-B computer monitor 68.6 cm (27") 1920 x 1080 pixels Full HD LED Black is listed from £89.94 at our partner retailers. This price is consistent with the positioning of LG in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.

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