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Compare Samsung S27D590C vs S27A400UJN

Samsung S27D590C and Samsung S27A400UJN are both monitors with the same Screen Size (27"), Resolution (1920 x 1080) and Pixel Density (81.59 PPI). The main differences are in Panel Type, Curved Screen, Brightness and Response Time.
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Brand
Samsung
Brand
SAMSUNG
Model
S27D590C
Model
S27A400UJN
Release Date
📅 October 2014
Release Date
📅 March 2022
* First availability for purchase, it may not correspond to the actual market launch date.
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User reviews
Price history
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Screen Size
27"
Screen Size
27"
Resolution
1920 x 1080
Resolution
1920 x 1080
Pixel Density
81.59 PPI
Pixel Density
81.59 PPI
Dot Pitch
0.31 mm
Dot Pitch
0.31 mm
Panel Type
VA
Panel Type
IPS
Widescreen
Yes
Widescreen
Yes
Aspect Ratio
16:9
Aspect Ratio
16:9
Curved Screen
Yes
Curved Screen
No
Viewing Angle
178° H x 178° V
Viewing Angle
-
Display Colors
16700000
Display Colors
-
Brightness
300 cd/m²
Brightness
250 cd/m²
Contrast Ratio
3000:1
Contrast Ratio
-
Response Time
4 ms
Response Time
5 ms
Refresh Rate
60 Hz
Refresh Rate
75 Hz
Built-in Speakers
Yes
Built-in Speakers
No
DVI
0
DVI
0
DisplayPort
1
DisplayPort
0
HDMI
1
HDMI
1
VGA
1
VGA
0
G-SYNC Support
No
G-SYNC Support
No
FreeSync Support
No
FreeSync Support
Yes
-

Comparison and key differences summary

Reasons to buy the Samsung S27D590C:

  • More brightness (+50 cd/m²)
  • Less response time (-1.00 ms)
  • Curved screen
  • Built-in speakers
  • +1 Display Port
  • +1 Ports VGA

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Reasons to buy the Samsung S27A400UJN:

  • Newer Product, it was released around 7 years later
  • Higher refresh rate (75 Hz)
  • Flat screen
  • Supports AMD FreeSync

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