LG 27GR83Q-B 27-inch Ultragear QHD vs KOORUI 27" 4K Gaming Monitor - Dual Mode UHD… — Head-to-Head (2026)

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

LG 27GR83Q-B 27-inch Ultragear QHD (2560x1440) IPS Gaming Monitor, 240Hz, 1ms, DisplayHDR 400, G-Sync AMD FreeSync Premium, HDMI 2.1 DisplayPort, 4-Pole HP Out DTS GP:X, Tilt/Height/Pivot Stand, Black

$309.82

$299.99

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

Spec	LG 27GR83Q-B 27-inch Ultragear QHD…	KOORUI 27" 4K Gaming Monitor - Dual…
Brand	LG	KOORUI
Color	Black	Black
Shape	Flat	—
Brightness	400 cd	—
Model Name	27GR83Q-B.AUS	—
Resolution	QHD Ultra Wide 1440p	—
Color Gamut	95	—
Pixel Pitch	0.23	—
Screen Size	27 inches	—
Aspect Ratio	16:9	—
Display Type	LCD	—
Model Number	27GR83Q-B	—
Refresh Rate	240	—
Adaptive Sync	FreeSync Premium, G-Sync Compatible	—

Already narrowing? Open each product page for the full spec sheet, FAQ, and a link to the current Amazon price: LG 27GR83Q-B 27-inch Ultragear QHD… · KOORUI 27" 4K Gaming Monitor - Dual…. Browse the full Gaming Monitors catalog or read our Gaming Monitors buying guide for tier picks. You can also compare up to four products side-by-side, jump to all categories, or check the benchmarks index for hardware-only matchups.