Compare Monitors

Compare ViewSonic VP2785-4K vs ASUS ROG Strix OLED XG27UCDMG

ViewSonic VP2785-4K and ASUS ROG Strix OLED XG27UCDMG are both monitors with the same Resolution (3840 x 2160), Dot Pitch (0.15 mm) and Aspect Ratio (16:9). The main differences are in Screen Size, Pixel Density, Panel Type and Brightness.

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ViewSonic VP2785-4K

ASUS ROG Strix OLED XG27UCDMG

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Brand

ViewSonic

Brand

ASUS

Model

VP2785-4K

Model

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

Release Date

📅 January 2018

Release Date

📅 August 2025

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

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Screen Size

27"

Screen Size

26.5"

Resolution

3840 x 2160

Resolution

3840 x 2160

Pixel Density

163.18 PPI

Pixel Density

166.26 PPI

Dot Pitch

0.15 mm

Dot Pitch

0.15 mm

Panel Type

IPS

Panel Type

QD-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

178° H x 178° V

Brightness

350 cd/m²

Brightness

1000 cd/m²

Response Time

7 ms

Response Time

0.03 ms

Refresh Rate

60 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

No

FreeSync Support

Yes

Options (1)

ViewSonic VP2785-2K

1440p Adobe RGB (Factory Calibrated)
$859.90

-

Comparison and key differences summary

Reasons to buy the ViewSonic VP2785-4K:

Bigger screen size (+0.50")

Reasons to buy the ASUS ROG Strix OLED XG27UCDMG:

42% cheaper, you can save $568.90
Newer Product, it was released around 8 years later
Better pixel density (166.26 PPI)
More brightness (+650 cd/m²)
Less response time (-6.97 ms)
Higher refresh rate (240 Hz)
Supports NVIDIA G-Sync
Supports AMD FreeSync

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