Compare 4 products

General
Screen size	23.8 in	27.0 in	27.0 in	32.0 in
Brightness	250.0 cd/m²	300.0 cd/m²	350.0 cd/m²	250.0 cd/m²
Aspect ratio	16:9	16:9	16:9	16:9

General

Screen size

23.8 in

27.0 in

32.0 in

Brightness

250.0 cd/m²

300.0 cd/m²

350.0 cd/m²

250.0 cd/m²

Aspect ratio

16:9

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

Design

Colour of product

Black

Black
Silver

Black,Silver

Black

Panel design

Flat

Built-in USB hub

yes

Built-in camera

Screen surface

Matte

Touchscreen

Built-in speakers

Dimensions
Height (without stand)	12.64 in	13.8 in	14.02 in	16.71 in
Height with stand	16.47 in	17.8 in	21.27 in	20.35 in
Depth (with stand)	6.73 in	7.1 in	1.93 in	7.62 in
Depth (without stand)	1.48 in	N/A	1.93 in	1.65 in
Width (with stand)	21.24 in	24.1 in	24.07 in	28.19 in
Weight	0.1 oz	363.32 oz	0.22 oz	0.23 oz
Height (min-max)	N/A	< 452.1	540.2 - 670.2	N/A
Height adjustment	N/A	N/A	5.12 in	N/A
Weight (without stand)	N/A	N/A	8.16 lb	N/A

Dimensions

Height (without stand)

12.64 in

13.8 in

14.02 in

16.71 in

Height with stand

16.47 in

17.8 in

21.27 in

20.35 in

Depth (with stand)

6.73 in

7.1 in

1.93 in

7.62 in

Depth (without stand)

1.48 in

1.93 in

1.65 in

Width (with stand)

21.24 in

24.1 in

24.07 in

28.19 in

Weight

0.1 oz

363.32 oz

0.22 oz

0.23 oz

Height (min-max)

< 452.1

540.2 - 670.2

Height adjustment

5.12 in

Weight (without stand)

8.16 lb

Connectivity
DVI Port	yes	no	no	no
HDMI	no	yes	yes	yes
Headphone output	no	no	no	no
VGA (D-Sub) ports quantity	1	N/A	N/A	N/A
Analogue 3.5mm input	N/A	1	1	N/A
Type of USB connector	N/A	Type-C	N/A	N/A
Number of USB 2.0 port	N/A	0	0	N/A
Number of USB 3.0 ports	N/A	2	4	N/A
USB connectors (total)	N/A	2	4	N/A
Component input (YPbPr/YCbCr)	N/A	no	no	N/A
Number of component inputs	N/A	0	0	N/A
Composite input	N/A	no	no	N/A
Number of composite inputs	N/A	0	0	N/A
DisplayPort	N/A	no	yes	N/A
HDMI ports quantity	N/A	1	1	2
Number of HDMI inputs	N/A	1	1	N/A
S-video input	N/A	no	no	N/A
Number of s-video inputs	N/A	0	0	N/A
Thunderbolt	N/A	no	no	N/A
USB for video	N/A	yes	no	N/A
VGA in	N/A	no	no	N/A
MHL	N/A	no	no	N/A
HDCP	N/A	N/A	yes	N/A
HDMI version	N/A	N/A	2.0	2.0
Number of DisplayPort inputs	N/A	N/A	2	N/A
Number of DisplayPort outputs	N/A	N/A	0	N/A
DisplayPort version	N/A	N/A	1.2	N/A
Type of DisplayPort connector	N/A	N/A	Standard	N/A

Connectivity

DVI Port

yes

HDMI

yes

Headphone output

VGA (D-Sub) ports quantity

Analogue 3.5mm input

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

HDMI ports quantity

Number of HDMI inputs

S-video input

Number of s-video inputs

Thunderbolt

USB for video

yes

VGA in

MHL

HDCP

yes

HDMI version

2.0

Number of DisplayPort inputs

Number of DisplayPort outputs

DisplayPort version

1.2

Type of DisplayPort connector

Standard

Image properties
Supported graphics resolutions	1280 x 720 1920 x 1080	2560x1440	3840 x 2160	3840 x 2160
Refresh rate	75.0 Hz	60.0 Hz	60.0 Hz	60.0 Hz
HD type	Full HD	Wide Quad HD	4K Ultra HD	4K Ultra HD
Display number of colours	16.78 million colours	16.78 million colours	1.073 billion colours	16.7 million colours
Colour depth (per channel)	8.0 bit	8.0 bit	10.0 bit	N/A
Colour gamut (NTSC)	72.0 %	99.0 %	N/A	N/A
Dynamic contrast ratio	20000000:1	8000000:1	N/A	N/A
Display technology	LCD	LED	LCD	N/A
Backlight	W-LED	WLED	LED	LED backlight
Panel type	VA	IPS	IPS	VA
Response time	4.0 ms	6.0 ms	8.0 ms	8.0 ms
Viewing angle (horizontal)	178.0 °	178.0 °	178.0 °	178.0 °
Viewing angle (vertical)	178.0 °	178.0 °	178.0 °	178.0 °
Maximum resolution	N/A	2560 x 1440 px	3840 x 2160 px	N/A
Colour gamut (Adobe RGB)	N/A	99.0 %	99.9 %	N/A
Contrast ratio	N/A	1000:1	1300:1	N/A
Response time (GtG)	N/A	6.0 ms	5.0 ms	N/A
Response time (BtW)	N/A	8.0 ms	14.0 ms	N/A
Picture-in-Picture (PIP)	N/A	no	no	no
Pixel size	N/A	0.01 in	0.01 in	N/A

Image properties

Supported graphics resolutions

2560x1440

3840 x 2160

Refresh rate

75.0 Hz

60.0 Hz

HD type

Full HD

Wide Quad HD

4K Ultra HD

Display number of colours

16.78 million colours

1.073 billion colours

16.7 million colours

Colour depth (per channel)

8.0 bit

10.0 bit

Colour gamut (NTSC)

72.0 %

99.0 %

Dynamic contrast ratio

20000000:1

8000000:1

Display technology

LCD

LED

LCD

Backlight

W-LED

WLED

LED

LED backlight

Panel type

IPS

Response time

4.0 ms

6.0 ms

8.0 ms

Viewing angle (horizontal)

178.0 °

Viewing angle (vertical)

178.0 °

Maximum resolution

2560 x 1440 px

3840 x 2160 px

Colour gamut (Adobe RGB)

99.0 %

99.9 %

Contrast ratio

1000:1

1300:1

Response time (GtG)

6.0 ms

5.0 ms

Response time (BtW)

8.0 ms

14.0 ms

Picture-in-Picture (PIP)

Pixel size

0.01 in

Compatibility
VESA mount	yes	no	yes	yes
Type of VESA mount	100x100mm	N/A	100x100mm	100x100mm
3D support (3D-Ready)	N/A	no	no	N/A
Adaptive synchronization	N/A	no	no	N/A
HDR	N/A	yes	yes	yes

Compatibility

VESA mount

yes

Type of VESA mount

100x100mm

3D support (3D-Ready)

Adaptive synchronization

HDR

yes

Power
Energy efficiency class	F	A	A	G
Power consumption (standby)	0.3 W	0.5 W	0.3 W	N/A
Power consumption (typical)	21.0 W	30.0 W	30.0 W	40.0 W
Connecting 9V/12V/14V	N/A	None	None	N/A
Operational power consumption	N/A	30 - 35	24 - 99	N/A