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Asus PQ321QE Monitor
Asus PQ321QE
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Samsung U28E590D Monitor
Samsung U28E590D
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Samsung U28E590DS Monitor
Samsung U28E590DS
Available colors
Editiorial reviews
4
4.0 out of 5
4 user ratings
5 stars
50 %
4 stars
25 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
12
3.5 out of 5
5 user ratings
5 stars
20 %
4 stars
40 %
3 stars
20 %
2 stars
20 %
1 stars
0 %
Read editorial reviews
11
3.3 out of 5
4 user ratings
5 stars
25 %
4 stars
25 %
3 stars
25 %
2 stars
25 %
1 stars
0 %
Read editorial reviews
User rating
4
3.5 out of 5
4 user ratings
5 stars
0 %
4 stars
50 %
3 stars
50 %
2 stars
0 %
1 stars
0 %
70
3.5 out of 5
70 user ratings
5 stars
25 %
4 stars
25 %
3 stars
27 %
2 stars
17 %
1 stars
4 %
42
4.0 out of 5
42 user ratings
5 stars
28 %
4 stars
45 %
3 stars
23 %
2 stars
2 %
1 stars
0 %

General

Screen size31.5 in28.0 in28.0 in
Brightness350.0 cd/m²370.0 cd/m²370.0 cd/m²
Aspect ratio16:916:916:9

Design

Colour of productBlackBlack,Metallic
  • Black
  • Black,Silver
Panel designFlatFlatFlat
Built-in USB hubnonono
Touchscreennono
N/A
Built-in cameranonono
Screen surfaceMatteMatte
N/A
Built-in speakersyesnono

Dimensions

Height adjustment5.91 in
N/A
N/A
Height (min-max)< 489< 468.5
N/A
Height (without stand)19.25 in15.01 in15.01 in
Depth (with stand)10.08 in7.37 in2.89 in
Depth (without stand)1.38 in2.89 in2.89 in
Width (with stand)29.53 in26.02 in23.89 in
Weight458.56 oz0.19 oz0.19 oz
Height with stand
N/A
18.44 in18.44 in
Weight (without stand)
N/A
10.38 lb
N/A

Connectivity

Analogue 3.5mm input10
N/A
Component input (YPbPr/YCbCr)nono
N/A
Number of component inputs00
N/A
Composite inputnono
N/A
Number of composite inputs00
N/A
DisplayPortyesyes
N/A
DVI Portnonono
HDCPyes
N/A
N/A
HDMInoyesyes
Headphone outputyesyesyes
Microphone inputyes
N/A
N/A
Headphone outputs quantity111
S-video inputnono
N/A
Number of s-video inputs00
N/A
Thunderboltnono
N/A
USB for videonono
N/A
VGA innono
N/A
Number of DisplayPort inputs11
N/A
Number of DisplayPort outputs00
N/A
DisplayPort version1.21.2
N/A
Type of DisplayPort connectorStandardStandard
N/A
HDMI ports quantity
N/A
22
Number of HDMI inputs
N/A
2
N/A
HDMI version
N/A
2.0
N/A
Ethernet LAN
N/A
N/A
no

Image properties

Maximum resolution3840 x 2160 px3840 x 2160 px
N/A
Supported graphics resolutions3840x21603840 x 21603840 x 2160
Refresh rate60.0 Hz60.0 Hz60.0 Hz
HD type4K Ultra HD4K Ultra HD4K Ultra HD
Display number of colours1.073 billion colours1.07 billion colours1.073 billion colours
Colour depth (per channel)10.0 bit10.0 bit
N/A
Colour gamut (NTSC)80.0 %72.0 %
N/A
Contrast ratio800:11000:1700:1
Display technologyLEDLEDLED
BacklightLEDLED backlight
N/A
Panel typeIGZOTNTN
Response time (GtG)8.0 ms1.0 ms
N/A
Response time8.0 ms1.0 ms1.0 ms
Picture-in-Picture (PIP)noyesyes
Pixel size0.01 in0.01 in
N/A
Viewing angle (horizontal)176.0 °170.0 °160.0 °
Viewing angle (vertical)176.0 °160.0 °170.0 °
Colour gamut (Adobe RGB)
N/A
72.0 %72.0 %
Dynamic contrast ratio
N/A
10000:1
N/A
Response time (BtW)
N/A
1.0 ms
N/A

Features

Ascendable and submersibleyesno
N/A
Pivot functionyesno
N/A
Swivelyesno
N/A
Tiltableyesyesyes
Memory card readernono
N/A
Cable lock slotyesnono
Flicker free
N/A
yesyes
Wi-Fi
N/A
N/A
no
Bluetooth
N/A
N/A
no
Plug and Play
N/A
N/A
yes

Compatibility

3D support (3D-Ready)nonono
Adaptive synchronizationnoyes
N/A
HDRnono
N/A
VESA mountyesyesyes
Type of VESA mount200x200mm75x75mm
N/A
Sync technology
N/A
AMD Freesync
N/A

Power

Connecting 9V/12V/14VNoneNone
N/A
Operational power consumption< 93< 29.6
N/A
Power consumption (standby)1.0 W0.3 W0.3 W
Power consumption (typical)93.0 W38.0 W0.3 W
Energy efficiency class
N/A
GB

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