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LG 34U640B-B 34-Inch UltraWide 21:9 QHD vs SANSUI Gaming Monitor 27" 1440P 200Hz 180Hz WQHD… — Head-to-Head (2026)

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

LG 34U640B-B 34-Inch UltraWide 21:9 QHD (3440 x 1440) Curved Professional Computer Monitor, 144Hz, FreeSync Premium, HDR10, HDMI, DisplayPort, USB Type-C PD 65W, Tilt/Height Adjustable Stand, Black

LG 34U640B-B 34-Inch UltraWide 21:9 QHD (3440 x 1440) Curved Professional Computer Monitor, 144Hz, FreeSync Premium, HDR10, HDMI, DisplayPort, USB Type-C PD 65W, Tilt/Height Adjustable Stand, Black

Check price on Amazon
🛒 Check Price on Amazon
vs
SANSUI Gaming Monitor 27" 1440P 200Hz 180Hz WQHD 2560×1440-AMD FreeSync 1ms DCI-P3 95% Fast IPS Computer Monitor,Height Adjustable Vertical/Horizontal Rotating, 2×DisplayPort/HDMI 丨HDR丨Low Motion Blur

SANSUI Gaming Monitor 27" 1440P 200Hz 180Hz WQHD 2560×1440-AMD FreeSync 1ms DCI-P3 95% Fast IPS Computer Monitor,Height Adjustable Vertical/Horizontal Rotating, 2×DisplayPort/HDMI 丨HDR丨Low Motion Blur

$143.99
🛒 Buy on Amazon — $143.99

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

Spec-by-spec

SpecLG 34U640B-B 34-Inch UltraWide 21:9…SANSUI Gaming Monitor 27" 1440P 200Hz…
BrandLGSANSUI
ColorBlackBlack
ShapeCurved—
Voltage240 volts—
Brightness300 candela_per_square_meter—
Model Name34U640B-B.AUS—
ResolutionQHD Ultra Wide 1440p—
Unit Count1 Count—
Color Gamut99—
Pixel Pitch0.23—
Screen Size34 inches—
Aspect Ratio21:9—
ConnectivityUSB-C—
Display TypeLED—

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