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Compare 5 products

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Asus PQ321QE Monitor
Asus PQ321QE
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LG 27UD88-W Monitor
LG 27UD88-W
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LG 27UK850-W Monitor
LG 27UK850-W
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Samsung U28D590D Monitor
Samsung U28D590D
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Samsung U28E590D Monitor
Samsung U28E590D
Available colors

General

Screen size31.5 in27.0 in27.0 in28.0 in28.0 in
Brightness350.0 cd/m²350.0 cd/m²350.0 cd/m²370.0 cd/m²370.0 cd/m²
Aspect ratio16:916:916:916:916:9

Design

Colour of productBlackBlack,Silver,White
  • Black,White
  • Silver front bezel,white back cabinet
  • Black
  • Black,Silver
Black,Metallic
Panel designFlatFlatFlatFlatFlat
Built-in USB hubnoyesyesnono
Touchscreennono
N/A
nono
Built-in cameranonononono
Screen surfaceMatteMatte
N/A
MatteMatte
Built-in speakersyesnoyesnono

Dimensions

Height adjustment5.91 in4.33 in4.33 in
N/A
N/A
Height (min-max)< 489< 425
N/A
< 486.3< 468.5
Height (without stand)19.25 in14.37 in14.35 in2.55 in15.01 in
Depth (with stand)10.08 in8.76 in9.22 in19.15 in7.37 in
Depth (without stand)1.38 in1.68 in
N/A
16.14 in2.89 in
Width (with stand)29.53 in24.21 in24.14 in26.02 in26.02 in
Weight458.56 oz218.7 oz215.17 oz0.18 oz0.19 oz
Height with stand
N/A
16.74 in22.03 in6.67 in18.44 in
Weight (without stand)
N/A
10.36 lb
N/A
11.13 lb10.38 lb

Connectivity

Analogue 3.5mm input1
N/A
N/A
10
Component input (YPbPr/YCbCr)nono
N/A
nono
Number of component inputs00
N/A
00
Composite inputnono
N/A
nono
Number of composite inputs00
N/A
00
DisplayPortyesyes
N/A
yesyes
DVI Portnonononono
HDCPyesyesyes
N/A
N/A
HDMInoyes
N/A
yesyes
Headphone outputyesyesyesyesyes
Microphone inputyes
N/A
N/A
N/A
N/A
Headphone outputs quantity11111
S-video inputnono
N/A
nono
Number of s-video inputs00
N/A
00
Thunderboltnono
N/A
nono
USB for videonoyes
N/A
nono
VGA innono
N/A
nono
Number of DisplayPort inputs11
N/A
11
Number of DisplayPort outputs00
N/A
N/A
0
DisplayPort version1.21.2
N/A
1.01.2
Type of DisplayPort connectorStandardStandard
N/A
StandardStandard
Type of USB connector
N/A
Type-C
N/A
N/A
N/A
Number of USB 2.0 port
N/A
0
N/A
N/A
N/A
Number of USB 3.0 ports
N/A
2
N/A
N/A
N/A
USB connectors (total)
N/A
2
N/A
N/A
N/A
HDMI ports quantity
N/A
2222
Number of HDMI inputs
N/A
2
N/A
22
HDMI version
N/A
2.0
N/A
2.02.0
MHL
N/A
no
N/A
no
N/A
Ethernet LAN
N/A
N/A
N/A
no
N/A

Image properties

Maximum resolution3840 x 2160 px3840 x 2160 px
N/A
3840 x 2160 px3840 x 2160 px
Supported graphics resolutions3840x21603840x21603840x21603840x21603840 x 2160
Refresh rate60.0 Hz60.0 Hz60.0 Hz60.0 Hz60.0 Hz
HD type4K Ultra HD4K Ultra HD4K Ultra HD4K Ultra HD4K Ultra HD
Display number of colours1.073 billion colours
N/A
N/A
1.073 billion colours1.07 billion colours
Colour depth (per channel)10.0 bit10.0 bit
N/A
10.0 bit10.0 bit
Colour gamut (NTSC)80.0 %
N/A
N/A
72.0 %72.0 %
Contrast ratio800:11000:1
N/A
1000:11000:1
Display technologyLEDLEDLEDLEDLED
BacklightLEDW-LEDWLEDLED backlightLED backlight
Panel typeIGZOIPSAH-IPSTNTN
Response time (GtG)8.0 ms5.0 ms
N/A
1.0 ms1.0 ms
Response time8.0 ms5.0 ms5.0 ms1.0 ms1.0 ms
Picture-in-Picture (PIP)noyes
N/A
yesyes
Pixel size0.01 in0.01 in
N/A
0.01 in0.01 in
Viewing angle (horizontal)176.0 °178.0 °178.0 °170.0 °170.0 °
Viewing angle (vertical)176.0 °178.0 °178.0 °160.0 °160.0 °
Colour gamut (Adobe RGB)
N/A
78.0 %
N/A
N/A
72.0 %
Dynamic contrast ratio
N/A
5000000:1
N/A
N/A
10000:1
Response time (BtW)
N/A
N/A
N/A
1.0 ms1.0 ms
Image delay
N/A
N/A
N/A
< 5.6
N/A

Features

Ascendable and submersibleyesyes
N/A
nono
Pivot functionyesyesyesnono
Swivelyesyes
N/A
nono
Tiltableyesyesyesyesyes
Memory card readernono
N/A
nono
Cable lock slotyes
N/A
nonono
Flicker free
N/A
yes
N/A
N/A
yes
Plug and Play
N/A
yesyesyes
N/A
Wi-Fi
N/A
N/A
N/A
no
N/A
Bluetooth
N/A
N/A
N/A
no
N/A

Compatibility

3D support (3D-Ready)nonononono
Adaptive synchronizationnoyes
N/A
noyes
HDRnono
N/A
nono
VESA mountyesyesyesnoyes
Type of VESA mount200x200mm100x100mm100x100mm
N/A
75x75mm
Sync technology
N/A
AMD Freesync
N/A
N/A
AMD Freesync

Power

Connecting 9V/12V/14VNoneNone
N/A
NoneNone
Operational power consumption< 93< 29
N/A
< 32< 29.6
Power consumption (standby)1.0 W0.3 W
N/A
0.3 W0.3 W
Power consumption (typical)93.0 W29.0 W32.0 W32.0 W38.0 W
Energy efficiency class
N/A
ABBG

Often compared with LG 27UD88-W

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Often compared with LG 27UK850-W

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