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Compare 4 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
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Samsung C34H890W Monitor
Samsung C34H890W
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 %
44
4.0 out of 5
44 user ratings
5 stars
36 %
4 stars
34 %
3 stars
25 %
2 stars
4 %
1 stars
0 %

General

Screen size31.5 in18.5 in34.0 in34.0 in
Brightness350.0 cd/m²200.0 cd/m²250.0 cd/m²300.0 cd/m²
Aspect ratio16:916:921:921:9

Design

Colour of productBlackBlackWhite
  • Black
  • Silver
Panel designFlatFlatCurvedCurved
Built-in USB hubnonoyesyes
Touchscreenno
N/A
nono
Built-in cameranononono
Screen surfaceMatte
N/A
MatteMatte
Built-in speakersyes
N/A
yesno

Dimensions

Height adjustment5.91 in
N/A
3.94 in5.31 in
Height (min-max)< 489
N/A
< 516538.9 - 673.9
Height (without stand)19.25 in10.94 in14.28 in14.25 in
Depth (with stand)10.08 in6.18 in12.18 in11.76 in
Depth (without stand)1.38 in2.0 in6.57 in4.85 in
Width (with stand)29.53 in17.38 in31.84 in31.84 in
Weight458.56 oz0.09 oz0.27 oz278.66 oz
Height with stand
N/A
13.61 in20.31 in
N/A
Weight (without stand)
N/A
N/A
13.45 lb13.89 lb

Connectivity

Analogue 3.5mm input1
N/A
00
Component input (YPbPr/YCbCr)no
N/A
nono
Number of component inputs0
N/A
00
Composite inputno
N/A
nono
Number of composite inputs0
N/A
00
DisplayPortyes
N/A
yesyes
DVI Portnononono
HDCPyesyes
N/A
N/A
HDMInoyesyesyes
Headphone outputyesnoyesyes
Microphone inputyes
N/A
N/A
N/A
Headphone outputs quantity1
N/A
1
N/A
S-video inputno
N/A
nono
Number of s-video inputs0
N/A
00
Thunderboltno
N/A
nono
USB for videono
N/A
noyes
VGA inno
N/A
nono
Number of DisplayPort inputs1
N/A
11
Number of DisplayPort outputs0
N/A
00
DisplayPort version1.2
N/A
1.2a1.2
Type of DisplayPort connectorStandard
N/A
StandardStandard
HDMI ports quantity
N/A
12
N/A
HDMI version
N/A
1.42.02.0
VGA (D-Sub) ports quantity
N/A
1
N/A
N/A
Number of USB 2.0 port
N/A
N/A
0
N/A
Number of USB 3.0 ports
N/A
N/A
24
USB connectors (total)
N/A
N/A
24
Number of HDMI inputs
N/A
N/A
21
MHL
N/A
N/A
nono
Type of USB connector
N/A
N/A
N/A
Type-C

Image properties

Maximum resolution3840 x 2160 px
N/A
3440 x 1440 px3440 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
N/A
Refresh rate60.0 Hz60.0 Hz100.0 Hz100.0 Hz
HD type4K Ultra HDWXGAUltra-Wide Quad HD
N/A
Display number of colours1.073 billion colours16.78 million colours16.78 million colours
N/A
Colour depth (per channel)10.0 bit
N/A
8.0 bit
N/A
Colour gamut (NTSC)80.0 %72.0 %88.0 %
N/A
Contrast ratio800:1
N/A
3000:13000:1
Display technologyLEDLEDLEDLCD
BacklightLEDLED backlightLEDLED
Panel typeIGZOTNVAVA
Response time (GtG)8.0 ms
N/A
4.0 ms4.0 ms
Response time8.0 ms5.0 ms4.0 ms
N/A
Picture-in-Picture (PIP)no
N/A
yesyes
Pixel size0.01 in
N/A
0.01 in0.01 in
Viewing angle (horizontal)176.0 °90.0 °178.0 °178.0 °
Viewing angle (vertical)176.0 °65.0 °178.0 °178.0 °
Colour gamut (Adobe RGB)
N/A
72.0 %88.0 %
N/A
Dynamic contrast ratio
N/A
8000000:1100000000:1100000000:1
Image delay
N/A
N/A
< 26
N/A

Features

Ascendable and submersibleyes
N/A
yesyes
Pivot functionyesnonono
Swivelyes
N/A
nono
Tiltableyes
N/A
yesyes
Memory card readerno
N/A
nono
Cable lock slotyesyesno
N/A
Plug and Play
N/A
yes
N/A
N/A
Flicker free
N/A
N/A
yesyes

Compatibility

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

Power

Connecting 9V/12V/14VNone
N/A
14VNone
Operational power consumption< 93
N/A
55 - 7357 - 175
Power consumption (standby)1.0 W0.5 W0.3 W0.3 W
Power consumption (typical)93.0 W9.0 W70.0 W
N/A
Energy efficiency class
N/A
CC
N/A