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KEY FEATURES

  • 27" UHD (3840 x 2160) IPS Display
  • sRGB 98% Color Gamut
  • HDR 10
  • Height / Pivot / Tilt Adjustable Stand
  • Radeon FreeSync™ Technology
  • OnScreen Control

27” Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27” Diagonal)
$ 349.99
#1 UHD Monitor Brand in the U.S. for 3 years in a row*1

#1 UHD Monitor Brand in the U.S. for 3 years in a row*

*The NPD Group, Inc., U.S. Weekly Retail Tracking Service, Monitors, Display Resolution: 3840 x 2160, Based on Dollars, 52 Weeks Ending Apr 4, 2020 vs. same weeks in 2018 & 2019.
HDCP 2.2 Compatible1

HDCP 2.2 Compatible

Monitor fully supports 4K resolution of videos from streaming services, video game consoles and Ultra HD Blu-ray disc players.
*FreeSync is available when connected via HDMI or DisplayPort.
*Software download required to enable OnScreen Control. For download details, visit LGUSA.com/OnScreenControlSupport .

PICTURE QUALITY

    • Size
    • 27"
    • Display Type
    • IPS
    • Display Resolution
    • 4K UHD
    • Color Gamut (Typ.)
    • sRGB 98% (CIE1931)
    • Color Depth(Number of Colors)
    • 1.07B
    • Pixel Pitch(mm)
    • 0.1554 x 0.1554 mm
    • Response Time
    • 5ms (GtG at Faster)
    • Refresh Rate
    • 60Hz
    • Aspect Ratio
    • 16:9
    • Resolution
    • 3840 x 2160
    • Brightness
    • 300cd (typ) / 240cd (Min)
    • Contrast Ratio
    • 700:1 (Min.), 1000:1 (Typ.)
    • Viewing Angle
    • 178º(R/L), 178º(U/D)
    • Surface Treatment
    • Anti Glare, 3H

INPUT/OUTPUT

    • HDMI
    • Yes x 2
    • DisplayPort
    • Yes x 1
    • Headphone Out
    • Yes

POWER

    • Type
    • Adapter
    • Input
    • 100-240Vac, 50/60Hz
    • Power Save/Sleep Mode (Max)
    • < 0.5W
    • DC Off (Max)
    • < 0.3W
    • Power Consumption (Typ.)
    • 36W
    • Power Consumption (Max.)
    • 41W

SPECIAL FEATURES

    • Color Weakness
    • Yes
    • Adaptive Sync
    • Radeon FreeSync™
    • Black Stabilizer
    • Yes
    • Dynamic Action Sync
    • Yes
    • Flicker Safe
    • Yes
    • Smart Energy Saving
    • Yes
    • Reader Mode
    • Yes
    • Super Resolution +
    • Yes
    • Color Calibrated
    • Yes
    • Dual Controller
    • Yes
    • On Screen Control (OSC)
    • Yes
    • HDR (High Dynamic Range)
    • Yes (HDR10)
    • HDR Effect
    • Yes

DIMENSIONS/WEIGHTS

    • With Stand (WxHxD)
    • 24.5" x 22.5" x 9.1" (Up), 24.5" x 18.2" x 9.1" (Down)
    • Without Stand (WxHxD)
    • 24.5" x 14.6" x 1.8"
    • Shipping Dimensions (WxHxD)
    • 27.7" x 20.4" x 7.6"
    • With Stand Weight
    • 13.2 lbs
    • Without Stand Weight
    • 9.7 lbs
    • Shipping Weight
    • 18.96 lbs

STAND

    • Display Position Adjustments
    • Tilt/Height/Pivot

CABINET/ACCESSORIES

    • Wall Mount Size (mm)
    • 100 x 100 mm
    • Display Port
    • Yes
    • HDMI
    • Yes

WARRANTY/UPC

    • Limited Warranty
    • 1 Year Parts and Labor
    • UPC
    • 719192629820

What people are saying

Rated 5 out of 5 by from Bright, crisp, beautiful! Happily received as a greatly appreciated Christmas gift.
Date published: 2022-01-12
Rated 1 out of 5 by from Monitor's damage and no service Brand new monitor has a shadow, ask for service or replacement and LG never send to me a shipping label to send it to fix. Label was requested 3 times and LG never sent it.
Date published: 2021-12-20
Rated 5 out of 5 by from Great features, I am very satisfied with it I bought it about two months ago and I am very satisfied with it, I will definitely recommend it for those who want to watch cristal clear 4k Videos
Date published: 2021-05-16
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ASK & ANSWER

Ask your questions. Share your answers.
Please review the detailed product information and help guides in the
Product Support section for this product prior to posting a question.

Does this or any similar display auto rotate the onscreen image? My specific use case requires MacOS compatibility; I have a display that is stated to auto rotate when pivoted but that is not the case when connected to my MacBook Pro.

Asked by: ProPivot
The LG 27&rdquo; Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27&rdquo; Diagonal), Model # 27UL550-W can be pivoted 90&deg; to portrait mode but the onscreen image does not auto-rotate. You would need to go into the display setting for your PC/Laptop to change the screen orientation from landscape mode to portrait mode...^IFV
Answered by: Ivanf
Date published: 2021-07-21

Will this monitor work with the Mac Mini (M1) 2020?

Asked by: Miss One
What refresh rates and resolutions does your Mac Mini (M1) 2020 output, does it support Plug and Play, and what connectivity does it have? The LG 27&rdquo; Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27&rdquo; Diagonal), Model # 27UL550-W has a native refresh rate of 60Hzand a native resolution of 3840 x 2160. It is a Plug and Play monitor so driver downloads are not required. If your Mac Mini (M1) supports Plug and Play, it will automatically detect the monitor and use the correct refresh rate and resolution for the monitor. Connectivity for the monitor includes 2 x HDMI 2.0ports and a DisplayPort (DP ver. 1.4) and they are all HDCP 2.2 compliant...^IFV
Answered by: Ivanf
Date published: 2021-06-06

Will this monitor work with my iPad pro? Thanks...

Asked by: hoda2020
Check the specifications for the Graphics card in your iPad Pro and what connections it has. The LG 27&rdquo; Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27&rdquo; Diagonal), Model # 27UL550-W has a native resolution of 3840 x 2160 and a refresh rate of 60Hz, and it features 2 x HDMI ports (ver. 2.0) and a DisplayPort (ver. 1.2)...^IFV
Answered by: Ivanf
Date published: 2022-01-17

will this monitor work with a VESA stand?

Asked by: Williammmmmm
The LG 27&rdquo; Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27&rdquo; Diagonal), Model # 27UL550-W is a VESA compliant display that has a VESA Wall Mount Interface Pattern of 100 x 100 mm...^IFV
Answered by: Ivanf
Date published: 2021-11-01

The monitor cannot work with my laptop(Macbook Pro). My laptop can recognize the monitor and behave the same as if the monitor worked. But on the monitor side, it shows &quot;No Signal&quot; anyway, no matter which cable I am using. Is there anyway to solve this?

Asked by: linnnnn
It sounds like we will need to have our computer specialists look into this for you. Please give us a call at 800-243-0000 for assistance.
Answered by: ChrisPSM
Date published: 2020-05-14

Is this monitor PS4 compatible?

Asked by: SpiritWolf614
The 27&rdquo; Class 4K UHD IPS LED HDR Monitor with Ergonomic Stand (27&rdquo; Diagonal), Model # 27UL550-W has a native resolution 4K of 3840 x 2160 and your gaming console only outputs 1080p at most. You will not get a full picture on the monitor...^IFV
Answered by: Ivanf
Date published: 2021-06-25
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