LG Ultragear 27GX790B-B vs Alienware AW5520QF Monitor Comparison

LG Ultragear 27GX790B-B and Alienware AW5520QF are both monitors with the same Aspect Ratio (16:9) and DisplayPort (1). The main differences are in Screen Size, Resolution, Pixel Density and Dot Pitch.

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LG Ultragear 27GX790B-B	Alienware AW5520QF
Prices (Change region) In Stock $994.99 Last updated 23 minutes ago. In Stock Free shipping $999.99 In Stock $999.99 In Stock $999.99 In Stock Free shipping $999.99 Show 2 more offers	Prices (Change region) - Buy now
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Brand LG	Brand Alienware
Model 27GX790B-B	Model AW5520QF 210-AUGQ
Release Date 📅 December 2025	Release Date 📅 October 2019
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Screen Size 27"	Screen Size 55"
Resolution 2560 x 1440	Resolution 3840 x 2160
Pixel Density 108.79 PPI	Pixel Density 80.11 PPI
Dot Pitch 0.23 mm	Dot Pitch 0.31 mm
Panel Type WOLED Tandem	Panel Type OLED
Widescreen Yes	Widescreen Yes
Aspect Ratio 16:9	Aspect Ratio 16:9
Curved Screen No	Curved Screen No
Viewing Angle 178° H x 178° V	Viewing Angle 120° H x 120° V
Brightness 335 cd/m²	Brightness 400 cd/m²
Response Time 0.02 ms	Response Time 0.5 ms
Refresh Rate 540 Hz	Refresh Rate 120 Hz
Built-in Speakers No	Built-in Speakers Yes
DVI 0	DVI 0
DisplayPort 1	DisplayPort 1
HDMI 2	HDMI 3
VGA 0	VGA 0
G-SYNC Support Yes	G-SYNC Support Yes
FreeSync Support Yes	FreeSync Support Yes