Compare 4 products | ⿻ Full Comparison

General
Screen size	28.0 in	31.5 in	28.0 in	32.0 in
Brightness	300.0 cd/m²	350.0 cd/m²	300.0 cd/m²	250.0 cd/m²
Aspect ratio	16:9	16:9	16:9	16:9

General

Screen size

28.0 in

31.5 in

28.0 in

32.0 in

Brightness

300.0 cd/m²

350.0 cd/m²

300.0 cd/m²

250.0 cd/m²

Aspect ratio

16:9

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

Design

Colour of product

Black
Black,Silver

Black

Panel design

Flat

Built-in USB hub

yes

Touchscreen

Built-in camera

Screen surface

Matte

Built-in speakers

yes

Dimensions
Height (min-max)	< 560.6	< 489	471 - 470.6	N/A
Height (without stand)	15.58 in	19.25 in	15.06 in	16.71 in
Height with stand	18.44 in	N/A	18.53 in	20.35 in
Depth (with stand)	6.03 in	10.08 in	7.3 in	7.62 in
Depth (without stand)	1.96 in	1.38 in	N/A	1.65 in
Width (with stand)	25.96 in	29.53 in	25.9 in	28.19 in
Weight (without stand)	11.6 lb	N/A	N/A	N/A
Weight	141.1 oz	458.56 oz	178.13 oz	0.23 oz
Height adjustment	N/A	5.91 in	N/A	N/A

Dimensions

Height (min-max)

< 560.6

< 489

471 - 470.6

Height (without stand)

15.58 in

19.25 in

15.06 in

16.71 in

Height with stand

18.44 in

18.53 in

20.35 in

Depth (with stand)

6.03 in

10.08 in

7.3 in

7.62 in

Depth (without stand)

1.96 in

1.38 in

1.65 in

Width (with stand)

25.96 in

29.53 in

25.9 in

28.19 in

Weight (without stand)

11.6 lb

Weight

141.1 oz

458.56 oz

178.13 oz

0.23 oz

Height adjustment

5.91 in

Connectivity
Analogue 3.5mm input	1	1	N/A	N/A
Component input (YPbPr/YCbCr)	no	no	N/A	N/A
Number of component inputs	0	0	N/A	N/A
Composite input	no	no	N/A	N/A
Number of composite inputs	0	0	N/A	N/A
DisplayPort	yes	yes	yes	N/A
DVI Port	yes	no	no	no
DVI-D ports quantity	1	N/A	N/A	N/A
HDCP	yes	yes	N/A	N/A
HDMI	yes	no	yes	yes
HDMI ports quantity	1	N/A	2	2
Number of HDMI inputs	1	N/A	2	N/A
HDMI version	2.0	N/A	N/A	2.0
Headphone output	yes	yes	N/A	no
Headphone outputs quantity	1	1	N/A	N/A
S-video input	no	no	N/A	N/A
Number of s-video inputs	0	0	N/A	N/A
Thunderbolt	no	no	N/A	N/A
USB for video	no	no	N/A	N/A
VGA in	yes	no	no	N/A
VGA (D-Sub) ports quantity	1	N/A	N/A	N/A
Number of DisplayPort inputs	1	1	2	N/A
Number of DisplayPort outputs	0	0	N/A	N/A
DisplayPort version	1.2a	1.2	N/A	N/A
Type of DisplayPort connector	Standard	Standard	Standard	N/A
MHL	yes	N/A	yes	N/A
Microphone input	N/A	yes	N/A	N/A
Number of USB 2.0 port	N/A	N/A	3	N/A
Number of USB 3.0 ports	N/A	N/A	3	N/A
USB connectors (total)	N/A	N/A	3	N/A

Connectivity

Analogue 3.5mm input

Component input (YPbPr/YCbCr)

Number of component inputs

Composite input

Number of composite inputs

DisplayPort

yes

DVI Port

yes

DVI-D ports quantity

HDCP

yes

HDMI

yes

HDMI ports quantity

Number of HDMI inputs

HDMI version

2.0

Headphone output

yes

Headphone outputs quantity

S-video input

Number of s-video inputs

Thunderbolt

USB for video

VGA in

yes

VGA (D-Sub) ports quantity

Number of DisplayPort inputs

Number of DisplayPort outputs

DisplayPort version

1.2a

1.2

Type of DisplayPort connector

Standard

MHL

yes

Microphone input

yes

Number of USB 2.0 port

Number of USB 3.0 ports

USB connectors (total)

Image properties
Maximum resolution	3840 x 2160 px	3840 x 2160 px	3840 x 2160 px	N/A
Supported graphics resolutions	3840x2160	3840x2160	3840x2160	3840 x 2160
Refresh rate	60.0 Hz	60.0 Hz	60.0 Hz	60.0 Hz
HD type	4K Ultra HD	4K Ultra HD	4K Ultra HD	4K Ultra HD
Display number of colours	1.073 billion colours	1.073 billion colours	1.073 billion colours	16.7 million colours
Colour depth (per channel)	8.0 bit	10.0 bit	N/A	N/A
Dynamic contrast ratio	80000000:1	N/A	8000000:1	N/A
Contrast ratio	1000:1	800:1	1000:1	N/A
Display technology	LCD	LED	LED	N/A
Backlight	LED backlight	LED	LED backlight	LED backlight
Panel type	TN	IGZO	TN	VA
Response time (GtG)	1.0 ms	8.0 ms	2.0 ms	N/A
Response time (BtW)	1.0 ms	N/A	N/A	N/A
Response time	1.0 ms	8.0 ms	2.0 ms	8.0 ms
Picture-in-Picture (PIP)	yes	no	yes	no
Pixel size	0.01 in	0.01 in	0.01 in	N/A
Viewing angle (horizontal)	170.0 °	176.0 °	170.0 °	178.0 °
Viewing angle (vertical)	160.0 °	176.0 °	160.0 °	178.0 °
Colour gamut (NTSC)	N/A	80.0 %	72.0 %	N/A
Colour gamut (Adobe RGB)	N/A	N/A	72.0 %	N/A

Image properties

Maximum resolution

3840 x 2160 px

Supported graphics resolutions

3840x2160

3840 x 2160

Refresh rate

60.0 Hz

HD type

4K Ultra HD

Display number of colours

1.073 billion colours

16.7 million colours

Colour depth (per channel)

8.0 bit

10.0 bit

Dynamic contrast ratio

80000000:1

8000000:1

Contrast ratio

1000:1

800:1

1000:1

Display technology

LCD

LED

Backlight

LED backlight

LED

LED backlight

Panel type

IGZO

Response time (GtG)

1.0 ms

8.0 ms

2.0 ms

Response time (BtW)

1.0 ms

Response time

1.0 ms

8.0 ms

2.0 ms

8.0 ms

Picture-in-Picture (PIP)

yes

Pixel size

0.01 in

Viewing angle (horizontal)

170.0 °

176.0 °

170.0 °

178.0 °

Viewing angle (vertical)

160.0 °

176.0 °

160.0 °

178.0 °

Colour gamut (NTSC)

80.0 %

72.0 %

Colour gamut (Adobe RGB)

72.0 %

Compatibility
3D support (3D-Ready)	no	no	no	N/A
Adaptive synchronization	yes	no	N/A	N/A
HDR	no	no	no	yes
VESA mount	yes	yes	yes	yes
Sync technology	AMD Freesync	N/A	N/A	N/A
Type of VESA mount	N/A	200x200mm	100x100mm	100x100mm

Compatibility

3D support (3D-Ready)

Adaptive synchronization

yes

HDR

yes

VESA mount

yes

Sync technology

AMD Freesync

Type of VESA mount

200x200mm

100x100mm

Power
Energy efficiency class	F	N/A	B	G
Connecting 9V/12V/14V	None	None	N/A	N/A
Operational power consumption	< 49	< 93	< 90	N/A
Power consumption (standby)	0.32 W	1.0 W	0.54 W	N/A
Power consumption (typical)	49.0 W	93.0 W	35.0 W	40.0 W