About the LG UltraFine 4K Display
The 23.7-inch LG UltraFine 4K Display features a 3840 x 2160 resolution, a P3 wide colour gamut, 500 nits of brightness and built-in stereo speakers. Integration with macOS lets you control your display's volume and brightness without the need for physical buttons on the display.
If you connect the display using the Thunderbolt 3 (USB-C) cable (included), it provides up to 85 W of charging power to your MacBook Pro or MacBook Air. The display has two Thunderbolt 3 (USB-C) ports and you can use one to connect to another 4K display.
If you connect the display using a single USB-C cable (included), it provides up to 85 W of charging power to your MacBook or iPad Pro. The display has three USB-C ports and two Thunderbolt 3 (USB-C) ports that function as downstream USB-C ports (5 Gbps) and offer additional connectivity and power to compatible devices and accessories.
System requirements and compatible Mac models
The LG UltraFine 4K Display requires a Mac with a USB-C port or Thunderbolt 3 (USB-C) port running macOS Mojave 10.14.5 or later, or an iPad Pro with a USB-C port.
The LG UltraFine 4K Display supports a resolution of 3840 x 2160 at 60 Hz on these devices:
- LG Ultrafine 4k monitor resolution and scale settings for Mac I tried the LG Ultrafine 4k monitor at Apple store yesterday. I find that the default resolution and scale settings uses 1440p resolution. Using the highest settings made the UI and texts appear so tiny.
- LG Ultrafine 4k monitor resolution and scale settings for Mac I tried the LG Ultrafine 4k monitor at Apple store yesterday. I find that the default resolution and scale settings uses 1440p resolution. Using the highest settings made the UI and texts appear so tiny.
- LG's UltraFine 4K Display (24MD4KL-B) is a pin-sharp, if pricey, pick as a Mac-friendly monitor, designed to pair with an Apple desktop or laptop equipped with Thunderbolt 3. MSRP $699.99 $628.99.
- Supporting a wide P3 color space and a 4K resolution display, LG’s UltraFine 4K is an affordable alternative to Apple’s premium Pro Display XDR. This 24-inch display is the perfect companion.
The 21.5-inch LG UltraFine 4K had a resolution of 4096 x 2304, which is fairly uncommon but arguably “true” 16:9 4K in the original spirit of the format.
- iMac Pro
Learn how to connect multiple displays to your iMac Pro. - iMac introduced in 2017 or later
- Mac Pro introduced in 2019
- Mac mini introduced in 2018
Learn how to connect multiple displays to your Mac mini (2018) - MacBook Pro introduced in 2016 or later
- MacBook Air introduced in 2018 or later
- MacBook introduced in 2015 or later
- iPad Pro with USB-C
- Mac computers with Thunderbolt 2 ports using the Thunderbolt 3 to Thunderbolt 2 adapter
Learn how to adjust your display’s resolution.
If you have issues connecting the display
- Get help with video issues if you still don't see an image when using the correct cable.
- If the LG UltraFine 4K Display doesn't power on or you don't see an image after following the steps in the article above, contact LG to get service for your display.
- You can download the LG UltraFine 4K Display owner's manual on the LG support page.
About the LG UltraFine 5K Display
The new LG UltraFine 5K Display features a 5120 x 2880 resolution, a P3 wide colour gamut, 500 nits of brightness and built-in stereo speakers, camera and microphone. Integration with macOS lets you control your display's volume and brightness without the need for physical buttons on the display.
You can use the included Thunderbolt 3 (USB-C) cable to connect your MacBook Pro or MacBook Air, or use the included USB-C cable to connect your MacBook or iPad Pro. The display has one Thunderbolt 3 (USB-C) port which delivers up to 94 W of charging power to the host device and three USB-C ports that function as downstream USB-C ports (5 Gbps) and offer additional connectivity and power to compatible devices and accessories.
System requirements and compatible Mac models
The new LG UltraFine 5K Display (Model 27MD5KL-B) requires a Mac with a USB-C port or Thunderbolt 3 (USB-C) port running macOS Mojave 10.14.6 or later, or an iPad Pro with a USB-C port running iOS 12.4 or later. If your Mac has Thunderbolt 2 ports, you can use a Thunderbolt 3 to Thunderbolt 2 adapter to connect to the display.
5120 x 2880 at 60 Hz
You can use the LG UltraFine 5K Display with these Mac models at full 5K resolution:
- Mac Pro introduced in 2019
- iMac Pro
- iMac introduced in 2017 or later
- Mac mini introduced in 2018
- MacBook Pro introduced in 2016 or later
- MacBook Air introduced in 2018 or later
iMac Pro supports two LG UltraFine 5K displays configured as dual-link SST 5120 x 2880 10bpc at 60 Hz. Learn more about how to connect multiple displays to your iMac Pro.
Mac Pro supports up to six LG UltraFine 5K displays depending on the graphics cards installed. Learn more about connecting multiple displays to your Mac Pro (2019).
Mac mini, MacBook Air and iMac support one LG UltraFine 5K Display.
The 15-inch and 16-inch MacBook Pro models support two LG UltraFine 5K Displays at full resolution, or four LG UltraFine 5K Displays at 4096 x 2304 resolution. To use two LG UltraFine 5K Displays at full resolution, you need to plug one display into a Thunderbolt 3 (USB-C) port on the left side of your MacBook Pro, and the other display into a Thunderbolt 3 (USB-C) port on the right side:
3840 x 2160 at 60 Hz
You can use the LG UltraFine 5K Display at a resolution of 3840 x 2160 at 60 Hz on these devices:
- MacBook introduced in 2015 or later
- Mac computers with Thunderbolt 2 ports using the Thunderbolt 3 to Thunderbolt 2 adapter
- iPad Pro with USB-C
3840 x 1800 at 60 Hz
Lg 4k Ultrafine Monitor
You can use the LG UltraFine 5K Display at a resolution of 3840 x 1800 at 60 Hz with this Mac model:
Lg Ultrafine 4k Monitor Resolution And Scale Settings For Macbook Air
- Mac mini introduced in 2014, preferably using macOS 10.12.4 or later
Learn how to adjust your display's resolution.
If you have issues connecting the display
Lg Ultrafine 4k 23.7
- The LG UltraFine 5K Display doesn't support daisy-chaining of displays. The three USB-C ports on the display provide additional connectivity to USB 3 devices only.
- Get help with video issues if you still don't see an image when using the correct cable.
- If the LG UltraFine 5K Display doesn't power on or you don't see an image after following the steps in the article above, contact LG to get service for your display.