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24" FHD 100Hz HDR10 Curved Monitor with USB Type-C 15W PD

$129.99

24U421A-B
LG Monitor
LG Monitor
24" FHD 100Hz HDR10 Monitor with USB Type-C 15W PD
NEW
LG Monitor
24U421A-B

24" FHD 100Hz HDR10 Curved Monitor with USB Type-C 15W PD

$129.99

Key features
All Specs
  • Full HD clarity and vibrant color on a curve built for everyday focus
  • 100Hz refresh rate keeps motion smooth for work, play, and everything else
  • USB-C and HDMI keep connections simple, clean, and ready for anything
  • Dynamic Action Sync cuts input lag for faster, more responsive gameplay
  • Black Stabilizer boosts visibility in dark scenes for a competitive edge
  • Customize Your Screen View with the Switch App¹
  • Ultra-slim stand frees up desk space for a cleaner, simpler setup
  • Three-side narrow bezel for more screen space and fewer distractions
LG Premium Care by Asurion

Stay protected after manufacturer standard parts and labor warranty ends. No deductible or additional fees.

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Delivery straight to your door. Expedited options available during checkout.
No Interest Financing⁺⁺

$0 down + no interest financing on qualifying orders over $899 if paid in full up to 24 months.++

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Free Returns
Shop with confidence. Free returns within 14 days of delivery.
Extended Coverage
1-year standard warranty with parts and labor included. Additional extended service plans available.
Features and specs
See All Specs

Vivid Color with Full HD Resolution

The 1920x1080 Full HD resolution on the 23.8" delivers clear visuals and vibrant color on a curved screen designed to keep more of your work in view. Tackle tasks, browse, or stream with clarity that helps you stay focused and efficient.

CREATIVE
DESIGN IDEA

100Hz Smoother, Seamless Visuals

With a 100Hz refresh rate and 5ms (GtG) response time, motion stays smooth and clear—whether you're scrolling, streaming, or switching between tasks.

100Hz Smoother, Seamless Visuals

Multiple Devices-One Cable

Easily connect to laptops, desktops, or devices with USB Type-Cā„¢ and HDMI. USB-C delivers up to 15W power —all through a single, streamlined cable.

Multiple Devices-One Cable

Easy Viewing, Comfortable Reading

Reader Mode lowers blue light levels, creating a more comfortable viewing experience—great for reading documents, browsing the web, or working for extended periods.

Easy Viewing, Comfortable Reading

Action As It Happens

This monitor comes with Reader Mode which can reduce blue light emission to help provide a reduction in eye fatigue.

Action As It Happens

Never In The Dark

Brighten up dark scenes and spot enemies faster with Black Stabilizer. It enhances visibility in shadowy areas—giving you the upper hand when the action gets intense.

Never In The Dark

Customize Your Screen View with the Switch App

The Switch app1 transforms your screen into a multitasking hub for work, gaming, and streaming. Effortlessly split the screen into up to 6 sections, customize display layouts, or launch video calls with a single hotkey. Navigate smart features with ease and switch seamlessly between your PC and the built-in webOS streaming platform, all with intuitive shortcuts.

Life Mode
Select theme design for Life mode.
Monitor
LG HDR CHO
Switch Mode
Start in every
Never
Virtual Wallpaper
Change wallpaper every
Scheduler

Sleek Stand, Maximum Desktop Efficiency

Free up your desk with the ultra-slim stand—built to minimize clutter and maximize usable space. Enjoy a cleaner, more organized setup without sacrificing screen size or comfort.

Sleek Stand, Maximum Desktop Efficiency

Virtually Borderless Design

Maximize your workspace with the ultra-slim stand, designed to minimize desk clutter and optimize space. Enjoy a cleaner, more organized work area while still experiencing a full, immersive display.

Virtually Borderless Design
All Specs

Collapse All

Color Depth (Number of Colors)
16.7M
Aspect Ratio
16:9
Brightness (Typical, Minimum)
(Typ.) 250 cd/m² (Min.) 220 cd/m²
Color Gamut (Typ.)
sRGB 99% (CIE1931)
Contrast Ratio
3000:1 (Typ.)
Display Type
VA
Pixel Pitch (mm)
0.2745 x 0.2745
Refresh Rate
100Hz
Resolution
1920 x 1080
Response Time (GTG)
5ms (GTG)
Screen Size
23.8"
Viewing Angle
178˚(R/L), 178˚(U/D)
Curvature
1500R
LG Switch
Yes
Auto Input Switch
Yes
Black StabilizerĀ®
Yes
Color Weakness Mode
Yes
Dynamic Action SyncĀ®
Yes
Flicker Safe
Yes
HDR Effect
Yes
HDR10
Yes
Reader Mode
Yes
Smart Energy Saving
Yes
Super Resolution+
Yes
HDMI
Yes x 1
Headphone Out
Yes
USB Type-C
Yes
USB-C (Power Delivery)
15 W
Display Position Adjustments
Tilt
Wall Mount Size (mm)
100 x 100
DC Off (Max)
Less than 0.3W
Input
100~240V (50/60Hz)
Power Save/Sleep Mode (Max)
Less than 0.5W
Type
External Power(Adapter)
Shipping Dimensions (WxHxD)
23.9 x 14.8 x 5.2
Shipping Weight
9.3 lbs
With Stand (WxHxD)
21.1 x 16.3 x 6.7
With Stand Weight
6.4 lbs
Without Stand (WxHxD)
21.1 x 12.7 x 1.8
Without Stand Weight
4.9 lbs
HDMI Cable
Yes
Country of origin
China
Limited Warranty
1 Year Parts & Labor
UPC
195174108437

For owners

Warranty Information

1Software installation required. Visit Support on LG.com to download.


Images may be simulated and dramatized for illustrative purposes. Actual features, functionality, and other product specifications may differ and are subject to change without notice. Prices, promotions, and availability may vary by model, store, and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for their final price and availability.

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