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Compare ViewSonic XG341C-2K vs ASUS ROG Strix OLED XG27UCDMG

ViewSonic XG341C-2K and ASUS ROG Strix OLED XG27UCDMG are both monitors with the same Viewing Angle (178° H x 178° V), DisplayPort (1) and HDMI (2). The main differences are in Screen Size, Resolution, Pixel Density and Dot Pitch.

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ViewSonic XG341C-2K

ASUS ROG Strix OLED XG27UCDMG

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Brand

ViewSonic

Brand

ASUS

Model

XG341C-2K

Model

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

Release Date

📅 October 2022

Release Date

📅 August 2025

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

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Screen Size

34"

Screen Size

26.5"

Resolution

3440 x 1440

Resolution

3840 x 2160

Pixel Density

109.68 PPI

Pixel Density

166.26 PPI

Dot Pitch

0.23 mm

Dot Pitch

0.15 mm

Panel Type

Mini LED VA

Panel Type

QD-OLED

Widescreen

Yes

Widescreen

Yes

Aspect Ratio

21:9

Aspect Ratio

16:9

Curved Screen

Yes

Curved Screen

No

Viewing Angle

178° H x 178° V

Viewing Angle

178° H x 178° V

Brightness

720 cd/m²

Brightness

1000 cd/m²

Response Time

-

Response Time

0.03 ms

Response Time MPRT

1 ms

Response Time MPRT

-

Refresh Rate

200 Hz

Refresh Rate

240 Hz

Built-in Speakers

No

Built-in Speakers

No

DVI

0

DVI

0

DisplayPort

1

DisplayPort

1

HDMI

2

HDMI

2

VGA

0

VGA

0

G-SYNC Support

No

G-SYNC Support

Yes

FreeSync Support

Yes

FreeSync Support

Yes

Options (1)

ViewSonic ELITE XG340C-2K

Curved 34-Inch 180Hz
$799.99

-

Comparison and key differences summary

Reasons to buy the ViewSonic XG341C-2K:

Bigger screen size (+7.50")
Curved screen

Reasons to buy the ASUS ROG Strix OLED XG27UCDMG:

20% cheaper, you can save $200.99
Newer Product, it was released around 3 years later
Higher Screen Resolution (3840 x 2160 pixel)
Better pixel density (166.26 PPI)
More brightness (+280 cd/m²)
Higher refresh rate (240 Hz)
Flat screen
Supports NVIDIA G-Sync

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