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Compare 4 products

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Dell P2721Q Monitor
Dell P2721Q
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Dell U2717D Monitor
Dell U2717D
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Dell U2719D Monitor
Dell U2719D
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HP U28 Monitor
HP U28
Available colors
Editiorial reviews
6
4.0 out of 5
5 user ratings
5 stars
0 %
4 stars
100 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
9
3.8 out of 5
7 user ratings
5 stars
28 %
4 stars
57 %
3 stars
0 %
2 stars
14 %
1 stars
0 %
Read editorial reviews
7
4.2 out of 5
4 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
3
3 editorial reviews
The best 4k HDR monitor we've tested is the Samsung LS32BG75NNXGO. It's a high-end 32-inch 4k monitor that's one of the few on the market with Mini LED backlighting.Read more
Creative-level accuracyRead more
HP's U28 4K HDR Monitor offers high resolution and pixel density, masters the sRGB color space, and renders nuanced HDR content. It's a fair-value pick for prosumer content creators and others seeking a midsize panel with good color chops.Read more
Read editorial reviews
User rating
36
4.2 out of 5
36 user ratings
5 stars
36 %
4 stars
47 %
3 stars
16 %
2 stars
0 %
1 stars
0 %
47
4.1 out of 5
47 user ratings
5 stars
40 %
4 stars
42 %
3 stars
12 %
2 stars
0 %
1 stars
4 %
43
4.2 out of 5
43 user ratings
5 stars
46 %
4 stars
30 %
3 stars
23 %
2 stars
0 %
1 stars
0 %
27
4.1 out of 5
27 user ratings
5 stars
29 %
4 stars
51 %
3 stars
18 %
2 stars
0 %
1 stars
0 %

General

Screen size27.0 in27.0 in27.0 in28.0 in
Brightness350.0 cd/m²350.0 cd/m²350.0 cd/m²400.0 cd/m²
Aspect ratio16:916:916:916:9

Design

Colour of productBlack
  • Black
  • White
  • Black
  • Black,Silver
Silver
Panel designFlatFlatFlatFlat
Built-in USB hubyesyesyesyes
Built-in cameranononono
Touchscreen
N/A
no
N/A
N/A
Screen surface
N/A
MatteMatte
N/A
Built-in speakers
N/A
nono
N/A

Dimensions

Height adjustment5.91 in5.12 in5.12 in4.72 in
Height (without stand)14.2 in14.0 in13.98 in14.61 in
Height with stand21.07 in19.11 in20.48 in20.92 in
Depth (with stand)7.28 in1.9 in7.09 in7.48 in
Depth (without stand)2.05 in1.9 in
N/A
1.71 in
Width (with stand)24.08 in24.07 in24.1 in25.08 in
Weight0.24 oz0.26 oz210.23 oz0.22 oz
Height (min-max)
N/A
410.2 - 540.2
N/A
N/A
Weight (without stand)
N/A
9.92 lb
N/A
N/A

Connectivity

DVI Portnononono
HDMIyesyes
N/A
yes
HDMI ports quantity1111
HDMI version2.01.4
N/A
2.0
Headphone outputnono
N/A
yes
DisplayPort version1.21.2a
N/A
1.2
Analogue 3.5mm input
N/A
0
N/A
N/A
Number of USB 2.0 port
N/A
0
N/A
N/A
Number of USB 3.0 ports
N/A
5
N/A
N/A
USB connectors (total)
N/A
5
N/A
N/A
Component input (YPbPr/YCbCr)
N/A
no
N/A
N/A
Number of component inputs
N/A
0
N/A
N/A
Composite input
N/A
no
N/A
N/A
Number of composite inputs
N/A
0
N/A
N/A
DisplayPort
N/A
yes
N/A
N/A
Number of HDMI inputs
N/A
1
N/A
N/A
S-video input
N/A
no
N/A
N/A
Number of s-video inputs
N/A
0
N/A
N/A
Thunderbolt
N/A
no
N/A
N/A
USB for video
N/A
no
N/A
N/A
VGA in
N/A
no
N/A
N/A
Number of DisplayPort inputs
N/A
2
N/A
N/A
Number of DisplayPort outputs
N/A
1
N/A
N/A
Type of DisplayPort connector
N/A
Standard
N/A
N/A
MHL
N/A
yes
N/A
N/A
HDCP
N/A
N/A
yes
N/A
Headphone outputs quantity
N/A
N/A
N/A
1

Image properties

Supported graphics resolutions
  • 640 x 480
  • 720 x 400
  • 800 x 600
  • 1024 x 768
  • 1152 x 864
  • 1280 x 1024
  • 1920 x 1080
  • 2048 x 1280
  • 2560 x 1440
  • 3840 x 2160
2560 x 14402560x1440
  • 640 x 480
  • 720 x 400
  • 800 x 600
  • 1024 x 768
  • 1280 x 1024
  • 1440 x 900
  • 1440 x 900
  • 1600 x 900
  • 1920 x 1080
  • 2560 x 1440
  • 3840 x 2160
Refresh rate60.0 Hz60.0 Hz60.0 Hz60.0 Hz
HD type4K Ultra HDWide Quad HDQuad HD4K Ultra HD
Display number of colours1.07 billion colours16.78 million colours16.78 million colours
N/A
Colour gamut (Adobe RGB)99.0 %99.0 %99.0 %
N/A
Display technologyLCDLCDLEDLCD
BacklightLEDLEDLED backlightLED backlight
Panel typeIPSIPSIPSIPS
Response time8.0 ms8.0 ms8.0 ms4.0 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
N/A
N/A
Colour depth (per channel)
N/A
8.0 bit
N/A
8.0 bit
Colour gamut (NTSC)
N/A
72.0 %
N/A
N/A
Contrast ratio
N/A
1000:1
N/A
N/A
Response time (GtG)
N/A
8.0 ms
N/A
N/A
Image delay
N/A
< 25
N/A
N/A
Picture-in-Picture (PIP)
N/A
no
N/A
N/A
Pixel size
N/A
0.01 in
N/A
N/A
Dynamic contrast ratio
N/A
N/A
N/A
10000000:1

Features

Pivot functionyesyesyesyes
Swivelyesyesyesyes
Cable lock slotyesyes
N/A
yes
Ascendable and submersible
N/A
yes
N/A
N/A
Tiltable
N/A
yesyes
N/A
Memory card reader
N/A
no
N/A
N/A
Plug and Play
N/A
yes
N/A
N/A

Compatibility

VESA mountyesyesyesyes
3D support (3D-Ready)
N/A
nono
N/A
Adaptive synchronization
N/A
no
N/A
N/A
HDR
N/A
no
N/A
N/A
Type of VESA mount
N/A
100x100mm100x100mm100x100mm

Eco-labelling

EnergyStaryesyesyesyes
EPEAT
N/A
GoldGold
N/A
TCO-labelling
N/A
TCO Displays 7.0
N/A
N/A

Power

Energy efficiency classFAFF
Power consumption (standby)0.2 W0.5 W0.3 W0.5 W
Power consumption (typical)21.8 W26.0 W30.0 W45.0 W
Connecting 9V/12V/14V
N/A
None
N/A
N/A
Operational power consumption
N/A
23.7 - 74
N/A
N/A

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Often compared with HP U28

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