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Compare Dell U2515Hx vs ASUS ROG Strix OLED XG27UCDMG

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Dell U2515Hx

ASUS ROG Strix OLED XG27UCDMG

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Brand

Dell

Brand

ASUS

Model

U2515Hx

Model

90LM0B20-B01971
XG27UCDMG
ROG Strix OLED XG27UCDMG
90LM0B20-B019B1

Release Date

-

Release Date

📅 August 2025

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

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Screen Size

-

Screen Size

26.5"

Resolution

-

Resolution

3840 x 2160

Pixel Density

-

Pixel Density

166.26 PPI

Dot Pitch

-

Dot Pitch

0.15 mm

Panel Type

-

Panel Type

QD-OLED

Widescreen

-

Widescreen

Yes

Aspect Ratio

-

Aspect Ratio

16:9

Curved Screen

-

Curved Screen

No

Viewing Angle

-

Viewing Angle

178° H x 178° V

Brightness

-

Brightness

1000 cd/m²

Response Time

-

Response Time

0.03 ms

Refresh Rate

-

Refresh Rate

240 Hz

Built-in Speakers

-

Built-in Speakers

No

DVI

-

DVI

0

DisplayPort

-

DisplayPort

1

HDMI

-

HDMI

2

VGA

-

VGA

0

G-SYNC Support

-

G-SYNC Support

Yes

FreeSync Support

-

FreeSync Support

Yes

Options (1)

Dell UltraSharp U2715H

27" One Monitor
$249.99

-

Comparison and key differences summary

Reasons to buy the Dell U2515Hx:

Reasons to buy the ASUS ROG Strix OLED XG27UCDMG:

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