MSI MPG 322UR QD-OLED X24 / LG UltraGear 27GP750-B

MSI MPG 322UR QD-OLED X24: MPG 322UR QD-OLED X24 · black · 31.5-inch; the 322URX and MAG 321UP X24 are different models.

LG UltraGear 27GP750-B: 27GP750-B; 27-inch Full HD 240 Hz IPS gaming monitor (Canadian spec table). The higher-resolution 27GP850-B and the OLED UltraGear models are separate products.

SpecificationMSI MPG 322UR QD-OLED X24LG UltraGear 27GP750-B
Release year20262021
Panel31.5-inch flat QD-OLED MSI27-inch (68.5 cm) IPS; 1920 × 1080; 16:9; pixel pitch 0.3108 mm

A 0.31 mm pixel pitch works out to about 82 ppi at 27 inches. Viewing angles are 178°/178°.

LG
Resolution3840 × 2160; 16:9 MSI—
Refresh rateUp to 240 Hz MSI—
Response time0.03 ms GtG; not total input lag. MSI—
BrightnessSDR 300 cd/m²; HDR peak 1000 cd/m²

The peak is not sustained full-screen brightness.

MSI		—
HDRVESA DisplayHDR True Black 500 MSI—
Color10-bit; manufacturer-stated 99% DCI-P3 coverage. MSI—
DisplayPort1 × DisplayPort 2.1a, UHBR20 MSI—
HDMI2 × HDMI 2.1; 4K/240 Hz input MSI—
USB-CDisplayPort Alt Mode and up to 98 W Power Delivery MSI—
USB hub2 × USB-A and 1 × USB-B; 5 Gbit/s MSI—
AudioHeadphone output MSI—
Variable refresh48–240 Hz; G-SYNC Compatible, FreeSync Premium Pro MSINVIDIA G-SYNC Compatible; AMD FreeSync Premium

Variable refresh matches the monitor’s refresh rate to the graphics card’s frame rate to reduce tearing and stutter.

LG
KVMSelect USB-B or USB-C; only one USB control path is active. MSI—
Multiple inputsPIP/PBP; HDR, DSC and Adaptive-Sync cannot be used together in this mode. MSI—
Motion claritySLMB only at 180/240 Hz; unavailable with Adaptive-Sync. MSI—
Stand110 mm height; -5°/+15° tilt; ±30° swivel MSI—
Wall mountVESA 100 × 100 mm MSI—
Weight6.6 kg without stand; 9.4 kg net with stand MSI—
PowerInternal power supply; 100–240 V, 50/60 Hz MSIExternal adapter; 45 W typical, 48 W maximum; under 0.5 W in sleep LG
Refresh and response—Up to 240 Hz; 1 ms (GtG, in Faster mode)

LG quotes 1 ms for grey-to-grey transitions at the fastest overdrive setting. Dynamic Action Sync aims to reduce input lag, and Black Stabilizer brings out detail in dark scenes.

LG
Brightness and contrast—400 cd/m² typical (minimum 320); 1000:1 typical contrast (minimum 700:1) LG
Colour and HDR—99% sRGB typical (minimum 95%, CIE1931); 16.7 million colours; HDR10; factory calibrated

HDR10 signals are accepted; LG lists no DisplayHDR certification in the spec table, and typical brightness is 400 cd/m².

LG
Connections—2 × HDMI; 1 × DisplayPort 1.4; 3.5 mm headphone out

A DisplayPort cable is in the box. There are no built-in speakers or USB hub.

LG
Stand and mounting—Height, tilt and pivot adjustment; VESA 100 × 100

Height adjustment changes the overall height with the stand between 465.9 and 575.9 mm.

LG
Size and weight—Without stand 614.2 × 364.8 × 51.7 mm, 3.9 kg; with stand 6 kg LG