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Compare ASUS ROG Strix OLED XG27AQDMG Gen2 vs Dell S2240M

ASUS ROG Strix OLED XG27AQDMG Gen2 and Dell S2240M are both monitors with the same Aspect Ratio (16:9) and Viewing Angle (178° H x 178° V). The main differences are in Screen Size, Resolution, Pixel Density and Dot Pitch.

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ASUS ROG Strix OLED XG27AQDMG Gen2

Dell S2240M

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Pangoly Score (How do we rate?)

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Pangoly Score (How do we rate?)

84

Brand

ASUS

Brand

Dell

Model

XG27AQDMGR
ROG Strix OLED XG27AQDMG Gen2
90LM0CC0-B01171
90LM0CC0-B03171
ROG-STRIX-OLED-XG27AQDMGR
90LM0CC0-B011B3

Model

S2240M

Release Date

📅 February 2026

Release Date

-

* First availability for purchase, it may not correspond to the actual market launch date.

User reviews

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User reviews

★★★★★

(247 reviews)

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Price history

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Price history

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Pros

-

Pros

Wide viewing angles
Very good image quality
Low price

Cons

-

Cons

Not for hardcore gamers
No HDMI input

Screen Size

26.5"

Screen Size

21.5"

Resolution

2560 x 1440

Resolution

1920 x 1080

Pixel Density

110.84 PPI

Pixel Density

102.46 PPI

Dot Pitch

0.23 mm

Dot Pitch

0.24 mm

Panel Type

WOLED

Panel Type

IPS

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

178° H x 178° V

Display Colors

-

Display Colors

16700000

Brightness

1300 cd/m²

Brightness

250 cd/m²

Contrast Ratio

-

Contrast Ratio

DC 8,000,000:1 (1000:1)

Response Time

0.03 ms

Response Time

7 ms

Refresh Rate

240 Hz

Refresh Rate

60 Hz

Built-in Speakers

No

Built-in Speakers

No

DVI

0

DVI

1

DisplayPort

1

DisplayPort

0

HDMI

2

HDMI

0

VGA

0

VGA

1

G-SYNC Support

Yes

G-SYNC Support

No

FreeSync Support

Yes

FreeSync Support

No

-

Options (1)

23.8"
$198.99

Comparison and key differences summary

Reasons to buy the ASUS ROG Strix OLED XG27AQDMG Gen2:

Bigger screen size (+5.00")
Higher Screen Resolution (2560 x 1440 pixel)
Better pixel density (110.84 PPI)
More brightness (+1050 cd/m²)
Less response time (-6.97 ms)
Higher refresh rate (240 Hz)
+1 Display Port
+2 Ports HDMI
Supports NVIDIA G-Sync
Supports AMD FreeSync

Reasons to buy the Dell S2240M:

+1 Ports DVI
+1 Ports VGA

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