LG 27UP850K-W computer monitor 68.6 cm (27") 3840 x 2160 pixels 4K Ultra HD LED Black

Manufacturer: LG Electronics | Model: 27UP850K-W.AEK | Product ID: 2237
£309.70 (inc. VAT)
242 in stock
100% Money Back Guarantee - Risk Free

Product Technical Specification

Display
Display diagonal27
Display resolution3840 x 2160
HD type4K Ultra HD
Native aspect ratio16:9
Display technologyLED
Panel typeIPS
TouchscreenNo
Display brightness (typical)400
Response time5
Screen shapeFlat screen
Contrast ratio (typical)1200:1
Maximum refresh rate60
Viewing angle, horizontal178
Viewing angle, vertical178
Display number of colours1.07 billion colours
Pixel pitch0.1554 x 0.1554
Display diagonal (metric)68.4
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyDisplayHDR 400,High Dynamic Range 10 (HDR10)
Colour gamut standardDCI-P3
Colour gamut95
Performance
Flicker-free technologyYes
Multimedia
Number of speakers2
RMS rated power5
Built-in speaker(s)Yes
Built-in cameraNo
Design
Market positioningProfessional
Product colourBlack
Ports & interfaces
USB Type-C downstream ports quantity2
USB Power Delivery (USB PD)Yes
USB Power Delivery up to90
HDMIYes
HDMI ports quantity2
DisplayPorts quantity1
DisplayPort version1.4
Headphone outYes
Ergonomics
VESA mountingYes
Panel mounting interface100 x 100
Height adjustmentYes
PivotYes
Tilt adjustmentYes
Power
Energy efficiency class (SDR)F
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours26
Energy consumption (HDR) per 1000 hours46
Power consumption (typical)210
Power consumption (standby)0.5
Power consumption (off)0.3
AC input voltage100 - 240
AC input frequency50/60
Power supply typeExternal
Energy efficiency scaleA to G
Weight & dimensions
Width (with stand)613.5
Depth (with stand)239.3
Height (with stand)569.3
Weight (with stand)5900
Width (without stand)613.5
Depth (without stand)45.4
Height (without stand)363.5
Weight (without stand)4100
Packaging data
Package width694
Package depth212
Package height496
Package weight8900
Packaging content
Cables includedDisplayPort,HDMI,Power,USB Type-C
Power adapter includedYes
Other features
Brand specific technologiesBlack Stabilizer,Super+ Resolution

Delivery Options

Economy Delivery
FREE
Economy Delivery

Economy Delivery (UK)

Estimated delivery date: Sun 07th Dec 2025 to Wed 10th Dec 2025
Business Express
£6.95
Business Express

Business Express

Estimated delivery date: Sat 06th Dec 2025 to Mon 08th Dec 2025
View all Delivery Options & International Rates
27'' UHD 4K IPS Monitor with VESA DisplayHDR™ 400

Details Mastered
Enjoy flawless visuals and the true vibrancy of colour with LG UHD 4K HDR Monitor. Content creators working on HDR content will appreciate its capability to reproduce brightness and contrast for previews and editing.

Space
- 27" IPS UHD 4K
- 3840 X 2160

Image Quality
- DCI-P3 95% (Typ.)
- VESA DisplayHDR™ 400

Feature
- AMD FreeSync™
- Height & Pivot & Tilt Adjustable Stand

VESA DisplayHDR™ 400
Clean and Bright HDR

The monitor supports VESA DisplayHDR™ 400 with wide-range brightness and contrast, enabling dramatic visual immersion in the latest HDR games, movies and images.

HDR Effect to SDR Content
LG UHD 4K HDR Monitor can virtually transform standard content into HDR-quality video right on the screen. It helps to improve tone mapping and luminance of SDR content for an HDR-like experience.

IPS with DCI-P3 95% (Typ.)
True Colours and Wide View

This monitor, with 95% coverage of the DCI-P3 spectrum, is a great solution for content creators, graphic designers or anyone looking for highly accurate colour.

Hardware Calibration Ready
Optimize colour performance by using Hardware Calibration through the LG Calibration Studio, making the most of LG IPS 4K display's wide colour spectrum and consistency.

USB Type-C™
Easy Control and Connectivity

USB Type-C™ ports allow 4K display, data transfer and connected device charging (up to 90W), enabling support for your laptop all at the same time over a single cable. Reduce cord clutter and increase efficiency through one USB Type-C™ cable without the need of dedicated cables or chargers for your laptop or other devices.

4K
Display

Data
Transfer

Up to 90W
of Power Delivery

Charging All Devices
with One Cable

Enhance Games up to 4K and HDR
Immersive Gaming Experience

27UP85NP boosts the new era of 4K HDR console gaming experience, not only by bringing thrills with decent image, and sound, but also by helping you win battles with AMD FreeSync™, Game Mode, Dynamic Action Sync and Black Stabilizer.

AMD FreeSync™
Fluid and Rapid Motion

With AMD FreeSync™ technology, the gamers can experience seamless, fluid movement in hi-resolution and fast-paced games. It virtually reduces screen tearing and stuttering.

React Faster to Opponents
Reduce input lag with Dynamic Action Sync so it helps gamers catch critical moments in real-time.

Attack First in Dark
Black Stabilizer helps gamers to avoid snipers hiding in the darkest places and quickly escape situations when the flash explodes.

Enjoy 4K and HDR Contents
Vividly and Realistically

HDR content from multiple streaming services explores. And you can enjoy vivid brightness, and wide colour range when playing on LG UHD 4K monitor with VESA DisplayHDR™ 400 technology in support of DCI-P3 colour space.

OnScreen Control
Easier User Interface

You can customize the workspace by splitting the display or adjusting basic monitor options with just a few mouse clicks.

Ergonomic Design
Easy and Comfortable

The ergonomic stand makes it easy to flexibly adjust the height, tilt, and pivot of the screen in the optimal position for you.
Display
Display diagonal27
Display resolution3840 x 2160
HD type4K Ultra HD
Native aspect ratio16:9
Display technologyLED
Panel typeIPS
TouchscreenNo
Display brightness (typical)400
Response time5
Screen shapeFlat screen
Contrast ratio (typical)1200:1
Maximum refresh rate60
Viewing angle, horizontal178
Viewing angle, vertical178
Display number of colours1.07 billion colours
Pixel pitch0.1554 x 0.1554
Display diagonal (metric)68.4
High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyDisplayHDR 400,High Dynamic Range 10 (HDR10)
Colour gamut standardDCI-P3
Colour gamut95
Performance
Flicker-free technologyYes
Multimedia
Number of speakers2
RMS rated power5
Built-in speaker(s)Yes
Built-in cameraNo
Design
Market positioningProfessional
Product colourBlack
Ports & interfaces
USB Type-C downstream ports quantity2
USB Power Delivery (USB PD)Yes
USB Power Delivery up to90
HDMIYes
HDMI ports quantity2
DisplayPorts quantity1
DisplayPort version1.4
Headphone outYes
Ergonomics
VESA mountingYes
Panel mounting interface100 x 100
Height adjustmentYes
PivotYes
Tilt adjustmentYes
Power
Energy efficiency class (SDR)F
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours26
Energy consumption (HDR) per 1000 hours46
Power consumption (typical)210
Power consumption (standby)0.5
Power consumption (off)0.3
AC input voltage100 - 240
AC input frequency50/60
Power supply typeExternal
Energy efficiency scaleA to G
Weight & dimensions
Width (with stand)613.5
Depth (with stand)239.3
Height (with stand)569.3
Weight (with stand)5900
Width (without stand)613.5
Depth (without stand)45.4
Height (without stand)363.5
Weight (without stand)4100
Packaging data
Package width694
Package depth212
Package height496
Package weight8900
Packaging content
Cables includedDisplayPort,HDMI,Power,USB Type-C
Power adapter includedYes
Other features
Brand specific technologiesBlack Stabilizer,Super+ Resolution

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Buykingston order despatch times:

We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.

These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).

We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.

Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.

Despatch times do not apply to UK public holidays.

Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.

Our warehouse reserves the right to upgrade the delivery method you select on your order.

Our available delivery options*

Contact us for a shipping quote.

*All delivery times are estimated unless stated.

Product Returns Note

Buykingston offers a very flexible and hassle free returns policy. If for whatever reason you are not happy with the item purchased you can return it to us within 12months for a refund (for unused and unopened items) or within 30 days on opened and used items for a refund. This applies to items purchased direct through Buykingston  only.

Our 30 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items opened and used and that are returned in a resellable condition.

Our 365 Day Returns Money Back Guarantee Satisfaction Guarantee:
For items that remain sealed and unused.

Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;

- Headphones
- Earphones
- Custom made and designed products such as flash memory products with custom logo’s on them. E,g USB flash drives and memory cards with your own logo

Returns FAQs

What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on non tracked items.
On unopened items 365 days.

How do i go about returning my order?
Please contact us via our contact page with your order number where we will present you with an RMA number and returns label.

Do i need to contact you before returning my order?
Yes, to obtain an RMA number.

Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365 day returns. Of course for faulty items we realise you may no longer have the packaging.

Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer direct for assistance.

Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.