Spec score 8.7
34-inch, QHD 1440p, 144Hz
+144Hz refresh rate for smooth motion
+FreeSync Premium adaptive sync support
+USB-C input with 65W power delivery
−Curved screen may not suit every desk setup
$349.99
as of 11/03/2026 23:57 PST - DetailsProduct details
LG 34U640B-B 34-inch UltraWide WQHD 144Hz FreeSync Premium Curved Monitor | (3440 x 1440), 21:9 Aspect Ratio, HDR10,
$349.99as of 11/03/2026 23:57 PST - Details
View on AmazonSpec score8.7
Pros
+144Hz refresh rate for smooth motion
+FreeSync Premium adaptive sync support
+USB-C input with 65W power delivery
+HDR support for richer highlights
+1440p resolution on a 34-inch ultrawide screen
Cons−Curved screen may not suit every desk setup
Compared with the 6 monitors on this page+QHD 1440p: the highest resolution of the 104 here
+USB-C input: only 29 of 104 here have one
+Height-adjustable stand: only 36 of 104 here have one
−144Hz refresh: 61 of the 94 here have a higher refresh
−65W usb c pd: 8 of the 16 here have a higher usb c pd
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