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Compare 3 products

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Asus PQ321QE Monitor
Asus PQ321QE
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HP P19b G4 Monitor
HP P19b G4
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Samsung C34F791WQU Monitor
Samsung C34F791WQU
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
10
4.2 out of 5
6 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
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 %
4
4.8 out of 5
4 user ratings
5 stars
75 %
4 stars
25 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
39
4.0 out of 5
39 user ratings
5 stars
30 %
4 stars
38 %
3 stars
28 %
2 stars
2 %
1 stars
0 %

General

Screen size31.5 in18.5 in34.0 in
Brightness350.0 cd/m²200.0 cd/m²250.0 cd/m²
Aspect ratio16:916:921:9

Design

Colour of productBlackBlackWhite
Panel designFlatFlatCurved
Built-in USB hubnonoyes
Touchscreenno
N/A
no
Built-in cameranonono
Screen surfaceMatte
N/A
Matte
Built-in speakersyes
N/A
yes

Dimensions

Height adjustment5.91 in
N/A
3.94 in
Height (min-max)< 489
N/A
< 516
Height (without stand)19.25 in10.94 in14.28 in
Depth (with stand)10.08 in6.18 in12.18 in
Depth (without stand)1.38 in2.0 in6.57 in
Width (with stand)29.53 in17.38 in31.84 in
Weight458.56 oz0.09 oz0.27 oz
Height with stand
N/A
13.61 in20.31 in
Weight (without stand)
N/A
N/A
13.45 lb

Connectivity

Analogue 3.5mm input1
N/A
0
Component input (YPbPr/YCbCr)no
N/A
no
Number of component inputs0
N/A
0
Composite inputno
N/A
no
Number of composite inputs0
N/A
0
DisplayPortyes
N/A
yes
DVI Portnonono
HDCPyesyes
N/A
HDMInoyesyes
Headphone outputyesnoyes
Microphone inputyes
N/A
N/A
Headphone outputs quantity1
N/A
1
S-video inputno
N/A
no
Number of s-video inputs0
N/A
0
Thunderboltno
N/A
no
USB for videono
N/A
no
VGA inno
N/A
no
Number of DisplayPort inputs1
N/A
1
Number of DisplayPort outputs0
N/A
0
DisplayPort version1.2
N/A
1.2a
Type of DisplayPort connectorStandard
N/A
Standard
HDMI ports quantity
N/A
12
HDMI version
N/A
1.42.0
VGA (D-Sub) ports quantity
N/A
1
N/A
Number of USB 2.0 port
N/A
N/A
0
Number of USB 3.0 ports
N/A
N/A
2
USB connectors (total)
N/A
N/A
2
Number of HDMI inputs
N/A
N/A
2
MHL
N/A
N/A
no

Image properties

Maximum resolution3840 x 2160 px
N/A
3440 x 1440 px
Supported graphics resolutions3840x2160
  • 640 x 480
  • 720 x 400
  • 800 x 600
  • 1024 x 768
  • 1280 x 720
  • 1366 х 768
3440 x 1440
Refresh rate60.0 Hz60.0 Hz100.0 Hz
HD type4K Ultra HDWXGAUltra-Wide Quad HD
Display number of colours1.073 billion colours16.78 million colours16.78 million colours
Colour depth (per channel)10.0 bit
N/A
8.0 bit
Colour gamut (NTSC)80.0 %72.0 %88.0 %
Contrast ratio800:1
N/A
3000:1
Display technologyLEDLEDLED
BacklightLEDLED backlightLED
Panel typeIGZOTNVA
Response time (GtG)8.0 ms
N/A
4.0 ms
Response time8.0 ms5.0 ms4.0 ms
Picture-in-Picture (PIP)no
N/A
yes
Pixel size0.01 in
N/A
0.01 in
Viewing angle (horizontal)176.0 °90.0 °178.0 °
Viewing angle (vertical)176.0 °65.0 °178.0 °
Colour gamut (Adobe RGB)
N/A
72.0 %88.0 %
Dynamic contrast ratio
N/A
8000000:1100000000:1
Image delay
N/A
N/A
< 26

Features

Ascendable and submersibleyes
N/A
yes
Pivot functionyesnono
Swivelyes
N/A
no
Tiltableyes
N/A
yes
Memory card readerno
N/A
no
Cable lock slotyesyesno
Plug and Play
N/A
yes
N/A
Flicker free
N/A
N/A
yes

Compatibility

3D support (3D-Ready)no
N/A
no
Adaptive synchronizationno
N/A
yes
HDRno
N/A
no
VESA mountyesyesyes
Type of VESA mount200x200mm100x100mm
  • 200x200mm
  • 100x100mm
Sync technology
N/A
N/A
AMD Freesync

Power

Connecting 9V/12V/14VNone
N/A
14V
Operational power consumption< 93
N/A
55 - 73
Power consumption (standby)1.0 W0.5 W0.3 W
Power consumption (typical)93.0 W9.0 W70.0 W
Energy efficiency class
N/A
CC