Compare 4 products

General
Screen size	27.0 in	10.1 in	28.0 in	27.0 in
Brightness	350.0 cd/m²	450.0 cd/m²	370.0 cd/m²	350.0 cd/m²
Aspect ratio	16:9	16:10	16:9	16:9

General

Screen size

27.0 in

10.1 in

28.0 in

27.0 in

Brightness

350.0 cd/m²

450.0 cd/m²

370.0 cd/m²

350.0 cd/m²

Aspect ratio

16:9

16:10

16:9

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

Design

Colour of product

Black
White

Black

Black,Metallic

Black

Panel design

Flat

Built-in USB hub

yes

Touchscreen

yes

Built-in camera

Screen surface

Matte

Built-in speakers

Dimensions
Height adjustment	5.12 in	N/A	N/A	5.12 in
Height (min-max)	410.2 - 540.2	N/A	< 468.5	< 540.4
Height (without stand)	14.0 in	N/A	15.01 in	13.89 in
Height with stand	19.11 in	N/A	18.44 in	21.28 in
Depth (with stand)	1.9 in	N/A	7.37 in	8.46 in
Depth (without stand)	1.9 in	N/A	2.89 in	2.05 in
Width (with stand)	24.07 in	8.35 in	26.02 in	24.13 in
Weight (without stand)	9.92 lb	N/A	10.38 lb	9.68 lb
Weight	0.26 oz	N/A	0.19 oz	242.68 oz

Dimensions

Height adjustment

5.12 in

Height (min-max)

410.2 - 540.2

< 468.5

< 540.4

Height (without stand)

14.0 in

15.01 in

13.89 in

Height with stand

19.11 in

18.44 in

21.28 in

Depth (with stand)

1.9 in

7.37 in

8.46 in

Depth (without stand)

1.9 in

2.89 in

2.05 in

Width (with stand)

24.07 in

8.35 in

26.02 in

24.13 in

Weight (without stand)

9.92 lb

10.38 lb

9.68 lb

Weight

0.26 oz

0.19 oz

242.68 oz

Connectivity
Analogue 3.5mm input	0	N/A	0	N/A
Number of USB 2.0 port	0	N/A	N/A	N/A
Number of USB 3.0 ports	5	N/A	N/A	4
USB connectors (total)	5	N/A	N/A	5
Component input (YPbPr/YCbCr)	no	N/A	no	N/A
Number of component inputs	0	N/A	0	N/A
Composite input	no	N/A	no	N/A
Number of composite inputs	0	N/A	0	N/A
DisplayPort	yes	yes	yes	yes
DVI Port	no	N/A	no	yes
HDMI	yes	yes	yes	yes
HDMI ports quantity	1	N/A	2	2
Number of HDMI inputs	1	1	2	2
HDMI version	1.4	N/A	2.0	1.4
Headphone output	no	N/A	yes	yes
S-video input	no	N/A	no	N/A
Number of s-video inputs	0	N/A	0	N/A
Thunderbolt	no	N/A	no	N/A
USB for video	no	N/A	no	N/A
VGA in	no	yes	no	no
Number of DisplayPort inputs	2	N/A	1	1
Number of DisplayPort outputs	1	N/A	0	1
DisplayPort version	1.2a	N/A	1.2	1.2a
Type of DisplayPort connector	Standard	N/A	Standard	Standard
MHL	yes	N/A	N/A	N/A
Headphone outputs quantity	N/A	N/A	1	N/A

Connectivity

Analogue 3.5mm input

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

DVI Port

yes

HDMI

yes

HDMI ports quantity

Number of HDMI inputs

HDMI version

1.4

2.0

1.4

Headphone output

yes

S-video input

Number of s-video inputs

Thunderbolt

USB for video

VGA in

yes

Number of DisplayPort inputs

Number of DisplayPort outputs

DisplayPort version

1.2a

1.2

1.2a

Type of DisplayPort connector

Standard

MHL

yes

Headphone outputs quantity

Image properties
Maximum resolution	2560 x 1440 px	1280 x 800 px	3840 x 2160 px	2560 x 1440 px
Supported graphics resolutions	2560 x 1440	N/A	3840 x 2160	N/A
Refresh rate	60.0 Hz	60.0 Hz	60.0 Hz	60.0 Hz
HD type	Wide Quad HD	N/A	4K Ultra HD	Wide Quad HD
Display number of colours	16.78 million colours	N/A	1.07 billion colours	16.78 million colours
Colour depth (per channel)	8.0 bit	8.0 bit	10.0 bit	14.0 bit
Colour gamut (Adobe RGB)	99.0 %	N/A	72.0 %	N/A
Colour gamut (NTSC)	72.0 %	N/A	72.0 %	N/A
Contrast ratio	1000:1	1300:1	1000:1	1000:1
Display technology	LCD	LCD	LED	LED
Backlight	LED	LED	LED backlight	LED backlight
Panel type	IPS	VA	TN	IPS
Response time (GtG)	8.0 ms	N/A	1.0 ms	5.0 ms
Response time	8.0 ms	N/A	1.0 ms	14.0 ms
Image delay	< 25	N/A	N/A	N/A
Picture-in-Picture (PIP)	no	N/A	yes	yes
Pixel size	0.01 in	0.01 in	0.01 in	0.01 in
Viewing angle (horizontal)	178.0 °	170.0 °	170.0 °	178.0 °
Viewing angle (vertical)	178.0 °	170.0 °	160.0 °	178.0 °
Dynamic contrast ratio	N/A	N/A	10000:1	20000000:1
Response time (BtW)	N/A	N/A	1.0 ms	5.0 ms

Image properties

Maximum resolution

2560 x 1440 px

1280 x 800 px

3840 x 2160 px

2560 x 1440 px

Supported graphics resolutions

2560 x 1440

3840 x 2160

Refresh rate

60.0 Hz

HD type

Wide Quad HD

4K Ultra HD

Wide Quad HD

Display number of colours

16.78 million colours

1.07 billion colours

16.78 million colours

Colour depth (per channel)

8.0 bit

10.0 bit

14.0 bit

Colour gamut (Adobe RGB)

99.0 %

72.0 %

Colour gamut (NTSC)

72.0 %

Contrast ratio

1000:1

1300:1

1000:1

Display technology

LCD

LED

Backlight

LED

LED backlight

Panel type

IPS

Response time (GtG)

8.0 ms

1.0 ms

5.0 ms

Response time

8.0 ms

1.0 ms

14.0 ms

Image delay

< 25

Picture-in-Picture (PIP)

yes

Pixel size

0.01 in

Viewing angle (horizontal)

178.0 °

170.0 °

178.0 °

Viewing angle (vertical)

178.0 °

170.0 °

160.0 °

178.0 °

Dynamic contrast ratio

10000:1

20000000:1

Response time (BtW)

1.0 ms

5.0 ms

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

Compatibility

3D support (3D-Ready)

Adaptive synchronization

yes

HDR

VESA mount

yes

Type of VESA mount

100x100mm

75x75mm

100x100mm

Sync technology

AMD Freesync

Power
Energy efficiency class	A	N/A	G	E
Connecting 9V/12V/14V	None	12V	None	N/A
Operational power consumption	23.7 - 74	N/A	< 29.6	22 - 32
Power consumption (standby)	0.5 W	1.2 W	0.3 W	0.3 W
Power consumption (typical)	26.0 W	N/A	38.0 W	32.0 W