LG 24MR400-B IPS Full HD MonitorUK model 24MR400-B- Refresh rate
- 100 HzThis one: 144 Hz
- Response method and claim
- 5 ms GtG (Faster mode)This one: 1 ms MPRT
23.8-inch · 1920 × 1080 · 144 Hz
A 23.8-inch Full HD IPS monitor with up to 144 Hz over HDMI or DisplayPort, a 1 ms MPRT rating, AMD FreeSync and HDMI VRR for consoles.

Specifications checked 21 Sept 2026Manufacturer specifications, not a hands-on test.
Both HDMI and DisplayPort reach 144 Hz at 1920 × 1080, with FreeSync, HDMI VRR and 1080p 120 Hz console input.
The IPS panel lists 300 cd/m² brightness, 1500:1 contrast and 111% sRGB (CIE 1976), and a 100 × 100 mm VESA pattern supports an arm.
The 1 ms figure is MPRT (blur reduction) rather than grey-to-grey, and the panel is 6-bit + FRC.
The stand only tilts (−5° to +20°), and there are no USB ports.
Exact configuration: 23.8-inch · 1920 × 1080 · 144 Hz · exact MSI global configuration
38 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Up to 144 Hz at 1920 × 1080 through HDMI or DisplayPort.
GtG, MPRT and input lag are different measures; minimum values are not averages.
Needs a compatible source device, input and driver; console VRR support varies.
SourceNeeds a compatible source, input, mode and driver.
MSI states VRR support for PS5 and Xbox over the HDMI 1.4b input; the console, firmware and timing must also support VRR.
Supported signal modes.
1920 × 1080 over HDMI 1.4b with a compatible source and cable.
Manufacturer brightness figure; not HDR peak.
Static contrast.
Where FRC is listed, the panel uses frame-rate control to reach the stated colour depth.
HDR Ready input support; not a DisplayHDR certification.
Figures above 100% are volume relative to sRGB, not coverage.
SourceStated as 8 bits via 6 bits + FRC.
Video ports are 1 × HDMI 1.4b and 1 × DisplayPort 1.2a; USB ports N/A.
Up to 144 Hz at 1920 × 1080 through HDMI or DisplayPort.
MSI lists no USB ports for this model.
Explicit manufacturer non-support statement.
Explicit manufacturer non-support statement.
CEC behaviour depends on the source device.
Manufacturer Console Mode list; not 1440p or 4K input support.
MSI lists only tilt for this stand; its specification and datasheet have no height, swivel or pivot rows, so those are not confirmed either way.
Manufacturer assembled dimensions with stand; MSI lists W × D × H, shown here width × height × depth. Stand depth excludes additional cable clearance; this is not panel thickness.
Manufacturer assembled dimensions with stand; MSI lists W × D × H, shown here width × height × depth. Stand depth excludes additional cable clearance; this is not panel thickness.
Manufacturer net weight (NW); gross carton weight 4.8 kg is separate.
Dark-area and brightness/saturation enhancement feature.
SourceManufacturer global accessory list; regional box contents may vary.
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