ASUS ROG Strix OLED XG27AQDMG Gen2 vs Samsung LC27F591FDNXZA Monitor Comparison

ASUS ROG Strix OLED XG27AQDMG Gen2 and Samsung LC27F591FDNXZA are both monitors with the same Aspect Ratio (16:9), Viewing Angle (178° H x 178° V) and DisplayPort (1). The main differences are in Screen Size, Resolution, Pixel Density and Dot Pitch.

Save comparison

ASUS ROG Strix OLED XG27AQDMG Gen2	Samsung LC27F591FDNXZA
Prices (Change region) In Stock $629.99 In Stock $649.00 Last updated 55 minutes ago. In Stock Free shipping $649.00 In Stock Free shipping $649.00 In Stock Free shipping $664.99 Show 2 more offers	Prices (Change region) Out of Stock Free shipping $269.99 - Buy now
* Pangoly may earn a commission when you use one of the links to make a purchase. (Disclosure) * Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand ASUS	Brand Samsung
Model XG27AQDMGR ROG Strix OLED XG27AQDMG Gen2 90LM0CC0-B01171 90LM0CC0-B03171 ROG-STRIX-OLED-XG27AQDMGR 90LM0CC0-B011B3	Model LC27F591FDNXZA
Release Date 📅 February 2026	Release Date 📅 April 2016
* 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 26.5"	Screen Size 27"
Resolution 2560 x 1440	Resolution 1920 x 1080
Pixel Density 110.84 PPI	Pixel Density 81.59 PPI
Dot Pitch 0.23 mm	Dot Pitch 0.31 mm
Panel Type WOLED	Panel Type VA
Widescreen Yes	Widescreen Yes
Aspect Ratio 16:9	Aspect Ratio 16:9
Curved Screen No	Curved Screen Yes
Viewing Angle 178° H x 178° V	Viewing Angle 178° H x 178° V
Brightness 1300 cd/m²	Brightness 250 cd/m²
Response Time 0.03 ms	Response Time 4 ms
Refresh Rate 240 Hz	Refresh Rate 60 Hz
Built-in Speakers No	Built-in Speakers Yes
DVI 0	DVI 0
DisplayPort 1	DisplayPort 1
HDMI 2	HDMI 1
VGA 0	VGA 1
G-SYNC Support Yes	G-SYNC Support No
FreeSync Support Yes	FreeSync Support Yes
-