LG·Monitors·24U421A-B
24U421A-B
$129.99
About
24 Inch FHD 100Hz HDR10 Curved Monitor with USB Type-C 15W PD
Specifications
A normalized reference table for comparing monitors across brands. Some values are calculated or inferred from manufacturer data; select an info icon for context.
Overview
Availability
Available
Brand
LG
Model Name
24U421A-B
Model Number
24U421A-B
Price
$129.99
Display
Screen Size
23.8"
Resolution
FHD (1920 x 1080) (1920 × 1080)
Pixel Density
93 PPI
Retina Class
Non-Retina
Aspect Ratio
16:9
Panel Type
VA
Shape
Curved
Curvature Radius
1500R
HDR and Color
HDR Support
Yes
HDR Certification
HDR
SDR Brightness
250 nits
Contrast Ratio
3000:1 (Typ.) 2400:1 (Min.)
Color Depth
8-bit
sRGB
99%
Motion and Gaming
Native Refresh Rate
100Hz
Max Refresh Rate
Same as native
Response Time (GtG)
5ms
Connectivity
HDMI
1x HDMI
USB-C / Thunderbolt
1x USB-C (15W PD)
USB-C Display Input
Yes
USB-C Power Delivery
15W
Audio Jack
3.5mm jack
KVM
No
Features
Smart Monitor
No
Speakers
No
PiP / PbP
No
Portable
No
Foldable
No
Ergonomics and Build
Dimensions
536 × 414 × 170mm
Weight
2.9kg
VESA Mount
100 x 100mm
Stand Type
Tilt
Power and Source
Product Source
Specs Source
Last Fetched
Jul 18, 2026
Data Confidence
95%
19 empty or not-applicable reference rows are hidden.
Data Trust
We normalize monitor specs from official product and specs pages when available. If something looks off, send a correction with the source links attached.
Available
Data Source
LG official US catalog and product page
Last Fetched
Jul 18, 2026
Status
Available
