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LG 27US550-W

UK manufacturer model

Screen diagonal
27 in
Native resolution
3840 x 2160
Manufacturer maximum refresh rate
60 Hz

LG 27US550-W in the exact manufacturer-listed UK configuration.

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THE ACTUAL PRODUCT
Front view of 27" LG 4K UHD UltraFine™ IPS Monitor, White 27US550-W
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
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Specifications checked 19 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked monitors by key specifications, with what differs from the LG 27US550-W. The first matches the Compare button above.

The useful part.

Key strengths

The official UK technical table identifies model 27US550-W.

Manufacturer source
The checks that matter.

Before you buy

Specifications are manufacturer claims; they do not establish independently measured performance, retailer stock or a current price.

Manufacturer source
Every specification. With its source.

Full specifications

Suggest a correctionOur publishing standard

Exact configuration: UK manufacturer model · 27US550-W

48 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 1 row repeats a listed fact in the manufacturer’s own wording, kept under “Manufacturer wording”.

Screen & panel

8 items
Screen diagonal
27 in

Exact manufacturer row: Size [Inch]: 27. No model-number inference or operating-mode conversion.

Source
Native resolution
3840 x 2160

Resolution: 3840 x 2160

Source
Panel technology
IPS

Panel Type: IPS

Source
DISPLAY — Size [cm]
68.4 cmSource
DISPLAY — Aspect Ratio
16:9Source
DISPLAY — Pixel Pitch [mm]
0.1554(H) * 0.1554(V)Source
DISPLAY — Viewing Angle (CR≥10)
178º(R/L), 178º(U/D)Source
FEATURES — Super Resolution+
YESSource

Refresh & response

3 items
Manufacturer maximum refresh rate
60 Hz

Exact manufacturer row: Refresh Rate (Max.) [Hz]: 60. No model-number inference or operating-mode conversion.

Source
DISPLAY — Response Time
5ms (GtG at Faster)Source
FEATURES — Dynamic Action Sync
YESSource

Colour, brightness & HDR

12 items
DISPLAY — Color Gamut (Min.)
DCI-P3 86% (CIE1976)Source
DISPLAY — Color Gamut (Typ.)
DCI-P3 90% (CIE1976)Source
DISPLAY — Color Depth (Number of Colors)
1.07BSource
DISPLAY — Contrast Ratio (Min.)
700:1Source
DISPLAY — Contrast Ratio (Typ.)
1000:1Source
DISPLAY — Brightness (Min.) [cd/m²]
240Source
DISPLAY — Brightness (Typ.) [cd/m²]
300Source
DISPLAY — Colour Bit
10bit (8bit+FRC)Source
FEATURES — HDR 10
YESSource
FEATURES — HDR Effect
YESSource
FEATURES — Color Weakness
YESSource
FEATURES — Black Stabiliser
YESSource

Inputs & connections

1 item
Inputs and connections
HDMI: YES(2ea); DisplayPort: YES(1ea); DP Version: 1.4; Headphone output: 3-pole (Sound Only)Source

Stand & mounting

2 items
MECHANICAL — Display Position Adjustments
Tilt/Height/Swivel/PivotSource
MECHANICAL — Wall Mountable [mm]
100 x 100 mmSource

Size, weight & build

6 items
Manufacturer dimensions and measurement basis
Dimension with Stand (W x H x D) [mm]: 613.5x539.2x253.2

Original manufacturer axes, units and stand/handle basis retained. Packaging dimensions are separate.

Source
DIMENSIONS/WEIGHTS — Dimension without Stand (W x H x D) [mm]
613.5x363.5x45.4Source
DIMENSIONS/WEIGHTS — Dimension in Shiping (W x H x D) [mm]
690x447x167Source
DIMENSIONS/WEIGHTS — Weight with Stand [kg]
6.8Source
DIMENSIONS/WEIGHTS — Weight without Stand [kg]
4.2Source
DIMENSIONS/WEIGHTS — Weight in Shipping [kg]
7.3Source

Power & energy

8 items
FEATURES — Smart Energy Saving
YESSource
POWER — Type
External Power(Adapter)Source
POWER — AC Input
100~240V (50/60Hz)Source
POWER — Power Consumption (Typ.)
25WSource
POWER — Power Consumption (Max.)
26WSource
POWER — Power Consumption (Sleep Mode)
Less than 0.5W (HDMI/DP input condition)Source
POWER — Power Consumption (DC Off)
Less than 0.3WSource
POWER — DC Output
40W(19V/2.1A)Source
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

POWER — Power Consumption (Energy Star)
25WSource

Eye care & features

3 items
FEATURES — Flicker Safe
YESSource
FEATURES — Reader Mode
YESSource
SW APPLICATION — Dual Controller
YESSource

Box, warranty & identity

5 items
INFO — Product name
UHDSource
INFO — Year
Y24Source
ACCESSORY — HDMI
YESSource
ACCESSORY — Adapter
YESSource
ACCESSORY — HDMI (Color/Length)
White / 1.5mSource
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