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LG Ultragear 27GX790A-B 27" QHD vs KOORUI 32 Inch Curved Gaming Monitor — Head-to-Head (2026)

The specs side by side, with links to both product pages.

LG Ultragear 27GX790A-B 27" QHD (2560×1440) Gaming Monitor | 480Hz OLED Display, 0.03ms Response, HDR, NVIDIA G-SYNC Compatible, FreeSync Premium, HDMI & DisplayPort + HDMI Cable + Cable Ties + More

LG Ultragear 27GX790A-B 27" QHD (2560×1440) Gaming Monitor | 480Hz OLED Display, 0.03ms Response, HDR, NVIDIA G-SYNC Compatible, FreeSync Premium, HDMI & DisplayPort + HDMI Cable + Cable Ties + More

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*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.

Spec-by-spec

SpecLG Ultragear 27GX790A-B 27" QHD…KOORUI 32 Inch Curved Gaming Monitor…
BrandLGKOORUI
Brightness1300 candela_per_square_meter300 candela_per_square_meter
Model NameLG Ultragear 27GX790A-BKOORUI 31.5 Inch Computer Monitor QHD 1440P Gaming Monitor 170Hz
ResolutionQHD Wide 1440pQHD Wide 1440p
Screen Size27 inches32 inches
Aspect RatioUnknown16:9
Display TypeOLEDLCD
Model Number27GX790A-B_AG9_1G3221SC
Refresh Rate480 hertz170 hertz
Adaptive SyncFreeSync Premium Pro, G-Sync CompatibleFreeSync, G-Sync Compatible
Response Time0.03 milliseconds1 milliseconds
Screen FinishGlossyMatte
Viewing Angle178 degrees178 degrees
Contrast Ratio1500000:13000:1

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