LG 34U640B-B UltraWide 21 Reports 9 QHD Curved Professional drops to $299.99

$100 off right now. The LG 34U640B-B is an all-time low at $299.99, a price that has only appeared once before since the monitor launched. LG 34U640B-B UltraWide 21:9 QHD Curved Professional drops to $299.99 - save $100. That is a 25 percent cut from the standard $399.99 list price and roughly $90 below the 90-day average of $391.03.

THE DEAL

LG 34U640B-B UltraWide 21:9 QHD Curved Professional

$299.99 (was $399.99) - Save $100 (25% off)

WhereAmazon

ExpiresNo end date listed

Get This Price

For just $299.99, down from its list price of $399.99. This is the lowest price on record for LG's 34-inch UltraWide QHD curved monitor. The 30-day average sat at $399.13, so today's discount undercuts the recent norm by nearly a hundred dollars.

What You're Getting

The LG 34U640B-B packs a 34-inch 21:9 UltraWide WQHD (3440 x 1440) curved display with a 1800R curve that follows your natural field of view. The 144Hz refresh rate and FreeSync Premium support keep motion smooth, while HDR10 and up to 99 percent sRGB coverage deliver accurate color for media and design work.

USB-C handles video, data, and up to 65W laptop charging through a single cable, with HDMI and DisplayPort as backup options. A built-in KVM switch lets you control two PCs with one keyboard and mouse, and the Switch app splits the screen into up to six custom layouts.

Who This Is For

This is a strong fit for anyone who spends all day in spreadsheets, code editors, or design tools and wants more screen real estate without jumping to a dual-monitor setup. The 144Hz refresh rate also makes it viable for light to mid-range gaming.

If you need a productivity-focused UltraWide with USB-C charging and KVM functionality, this hits the right notes at the right price.

Final Verdict

The $299.99 price matches the all-time low for a monitor that rarely sees discounts this deep. If a 34-inch curved UltraWide with 144Hz, USB-C 65W charging, and KVM support fits your workflow. This is the moment to buy.