Compare 3 products

General
Screen size	18.5 in	27.0 in	28.0 in
Brightness	200.0 cd/m²	350.0 cd/m²	370.0 cd/m²
Aspect ratio	16:9	16:9	16:9

General

Screen size

18.5 in

27.0 in

28.0 in

Brightness

200.0 cd/m²

350.0 cd/m²

370.0 cd/m²

Aspect ratio

16:9

Design
Colour of product	Black	Black,Silver,White	Black,Metallic
Panel design	Flat	Flat	Flat
Built-in USB hub	no	yes	no
Built-in camera	no	no	no
Touchscreen	N/A	no	no
Screen surface	N/A	Matte	Matte
Built-in speakers	N/A	no	no

Design

Colour of product

Black

Black,Silver,White

Black,Metallic

Panel design

Flat

Built-in USB hub

yes

Built-in camera

Touchscreen

Screen surface

Matte

Built-in speakers

Dimensions
Height (without stand)	10.94 in	14.37 in	15.01 in
Height with stand	13.61 in	16.74 in	18.44 in
Depth (with stand)	6.18 in	8.76 in	7.37 in
Depth (without stand)	2.0 in	1.68 in	2.89 in
Width (with stand)	17.38 in	24.21 in	26.02 in
Weight	0.09 oz	218.7 oz	0.19 oz
Height adjustment	N/A	4.33 in	N/A
Height (min-max)	N/A	< 425	< 468.5
Weight (without stand)	N/A	10.36 lb	10.38 lb

Dimensions

Height (without stand)

10.94 in

14.37 in

15.01 in

Height with stand

13.61 in

16.74 in

18.44 in

Depth (with stand)

6.18 in

8.76 in

7.37 in

Depth (without stand)

2.0 in

1.68 in

2.89 in

Width (with stand)

17.38 in

24.21 in

26.02 in

Weight

0.09 oz

218.7 oz

0.19 oz

Height adjustment

4.33 in

Height (min-max)

< 425

< 468.5

Weight (without stand)

10.36 lb

10.38 lb

Connectivity
DVI Port	no	no	no
HDCP	yes	yes	N/A
HDMI	yes	yes	yes
HDMI ports quantity	1	2	2
HDMI version	1.4	2.0	2.0
Headphone output	no	yes	yes
VGA (D-Sub) ports quantity	1	N/A	N/A
Type of USB connector	N/A	Type-C	N/A
Number of USB 2.0 port	N/A	0	N/A
Number of USB 3.0 ports	N/A	2	N/A
USB connectors (total)	N/A	2	N/A
Component input (YPbPr/YCbCr)	N/A	no	no
Number of component inputs	N/A	0	0
Composite input	N/A	no	no
Number of composite inputs	N/A	0	0
DisplayPort	N/A	yes	yes
Number of HDMI inputs	N/A	2	2
Headphone outputs quantity	N/A	1	1
S-video input	N/A	no	no
Number of s-video inputs	N/A	0	0
Thunderbolt	N/A	no	no
USB for video	N/A	yes	no
VGA in	N/A	no	no
Number of DisplayPort inputs	N/A	1	1
Number of DisplayPort outputs	N/A	0	0
DisplayPort version	N/A	1.2	1.2
Type of DisplayPort connector	N/A	Standard	Standard
MHL	N/A	no	N/A
Analogue 3.5mm input	N/A	N/A	0

Connectivity

DVI Port

HDCP

yes

HDMI

yes

HDMI ports quantity

HDMI version

1.4

2.0

Headphone output

yes

VGA (D-Sub) ports quantity

Type of USB connector

Type-C

Number of USB 2.0 port

Number of USB 3.0 ports

USB connectors (total)

Component input (YPbPr/YCbCr)

Number of component inputs

Composite input

Number of composite inputs

DisplayPort

yes

Number of HDMI inputs

Headphone outputs quantity

S-video input

Number of s-video inputs

Thunderbolt

USB for video

yes

VGA in

Number of DisplayPort inputs

Number of DisplayPort outputs

DisplayPort version

1.2

Type of DisplayPort connector

Standard

MHL

Analogue 3.5mm input

Image properties
Supported graphics resolutions	640 x 480 720 x 400 800 x 600 1024 x 768 1280 x 720 1366 х 768	3840x2160	3840 x 2160
Refresh rate	60.0 Hz	60.0 Hz	60.0 Hz
HD type	WXGA	4K Ultra HD	4K Ultra HD
Display number of colours	16.78 million colours	N/A	1.07 billion colours
Colour gamut (Adobe RGB)	72.0 %	78.0 %	72.0 %
Colour gamut (NTSC)	72.0 %	N/A	72.0 %
Dynamic contrast ratio	8000000:1	5000000:1	10000:1
Display technology	LED	LED	LED
Backlight	LED backlight	W-LED	LED backlight
Panel type	TN	IPS	TN
Response time	5.0 ms	5.0 ms	1.0 ms
Viewing angle (horizontal)	90.0 °	178.0 °	170.0 °
Viewing angle (vertical)	65.0 °	178.0 °	160.0 °
Maximum resolution	N/A	3840 x 2160 px	3840 x 2160 px
Colour depth (per channel)	N/A	10.0 bit	10.0 bit
Contrast ratio	N/A	1000:1	1000:1
Response time (GtG)	N/A	5.0 ms	1.0 ms
Picture-in-Picture (PIP)	N/A	yes	yes
Pixel size	N/A	0.01 in	0.01 in
Response time (BtW)	N/A	N/A	1.0 ms

Image properties

Supported graphics resolutions

3840x2160

3840 x 2160

Refresh rate

60.0 Hz

HD type

WXGA

4K Ultra HD

Display number of colours

16.78 million colours

1.07 billion colours

Colour gamut (Adobe RGB)

72.0 %

78.0 %

72.0 %

Colour gamut (NTSC)

72.0 %

Dynamic contrast ratio

8000000:1

5000000:1

10000:1

Display technology

LED

Backlight

LED backlight

W-LED

LED backlight

Panel type

IPS

Response time

5.0 ms

1.0 ms

Viewing angle (horizontal)

90.0 °

178.0 °

170.0 °

Viewing angle (vertical)

65.0 °

178.0 °

160.0 °

Maximum resolution

3840 x 2160 px

Colour depth (per channel)

10.0 bit

Contrast ratio

1000:1

Response time (GtG)

5.0 ms

1.0 ms

Picture-in-Picture (PIP)

yes

Pixel size

0.01 in

Response time (BtW)

1.0 ms

Features
Pivot function	no	yes	no
Cable lock slot	yes	N/A	no
Plug and Play	yes	yes	N/A
Ascendable and submersible	N/A	yes	no
Swivel	N/A	yes	no
Tiltable	N/A	yes	yes
Memory card reader	N/A	no	no
Flicker free	N/A	yes	yes

Features

Pivot function

yes

Cable lock slot

yes

Plug and Play

yes

Ascendable and submersible

yes

Swivel

yes

Tiltable

yes

Memory card reader

Flicker free

yes

Compatibility
VESA mount	yes	yes	yes
Type of VESA mount	100x100mm	100x100mm	75x75mm
3D support (3D-Ready)	N/A	no	no
Adaptive synchronization	N/A	yes	yes
HDR	N/A	no	no
Sync technology	N/A	AMD Freesync	AMD Freesync

Compatibility

VESA mount

yes

Type of VESA mount

100x100mm

75x75mm

3D support (3D-Ready)

Adaptive synchronization

yes

HDR

Sync technology

AMD Freesync

Eco-labelling
EnergyStar	yes	yes	yes
EPEAT	Silver	Gold	N/A
TCO-labelling	N/A	None	N/A

Eco-labelling

EnergyStar

yes

EPEAT

Silver

Gold

TCO-labelling

None

Power
Energy efficiency class	C	A	G
Power consumption (standby)	0.5 W	0.3 W	0.3 W
Power consumption (typical)	9.0 W	29.0 W	38.0 W
Connecting 9V/12V/14V	N/A	None	None
Operational power consumption	N/A	< 29	< 29.6