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Compare 4 products

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Dell P2421D Monitor
Dell P2421D
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Dell U2415 Monitor
Dell U2415
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Dell U2515H Monitor
Dell U2515H
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Dell U2715H Monitor
Dell U2715H
Available colors
Editiorial reviews
1
1 editorial reviews
The Dell S2421H is a basic 24 inch monitor with a 1080p panel and very few additional features. It's part of Dell's S Series of monitors, which are mainly entry-...Read more
Read editorial reviews
5
3.3 out of 5
3 user ratings
5 stars
0 %
4 stars
66 %
3 stars
0 %
2 stars
33 %
1 stars
0 %
Read editorial reviews
3
4.3 out of 5
3 user ratings
5 stars
33 %
4 stars
66 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
2
2 editorial reviews
Read more
The Dell Ultrasharp U2715H is a good IPS LCD monitor with wide viewing angles and a 1440p resolution that make it very suitable for productivity-oriented environ...Read more
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User rating
39
4.1 out of 5
39 user ratings
5 stars
41 %
4 stars
25 %
3 stars
33 %
2 stars
0 %
1 stars
0 %
56
3.8 out of 5
56 user ratings
5 stars
32 %
4 stars
30 %
3 stars
23 %
2 stars
14 %
1 stars
0 %
37
3.9 out of 5
37 user ratings
5 stars
29 %
4 stars
37 %
3 stars
27 %
2 stars
2 %
1 stars
2 %
52
4.4 out of 5
52 user ratings
5 stars
51 %
4 stars
32 %
3 stars
15 %
2 stars
0 %
1 stars
0 %

General

Screen size23.8 in24.1 in25.0 in27.0 in
Brightness300.0 cd/m²300.0 cd/m²350.0 cd/m²350.0 cd/m²
Aspect ratio16:916:1016:916:9

Design

Colour of productBlack
  • Black
  • Black,Silver
  • Black
  • Black,Silver
Black,Silver
Panel designFlatFlatFlatFlat
Built-in USB hubyesyesyesyes
Built-in cameranononono
Touchscreen
N/A
nonono
Screen surface
N/A
MatteMatteMatte
Built-in speakers
N/A
nonono

Dimensions

Height adjustment5.12 in4.53 in4.53 in4.53 in
Height (without stand)12.68 in13.8 in15.67 in14.31 in
Height with stand14.02 in20.39 in13.33 in20.67 in
Depth (with stand)6.54 in8.07 in1.83 in8.07 in
Depth (without stand)6.54 in1.8 in1.83 in1.83 in
Width (with stand)21.17 in20.95 in22.4 in24.12 in
Weight0.12 oz223.64 oz239.86 oz260.32 oz
Height (min-max)
N/A
402.9 - 517.9< 512.5< 409.9
Weight (without stand)
N/A
9.37 lb9.7 lb10.82 lb

Connectivity

DVI Portnononono
HDCPyes
N/A
yes
N/A
HDMIyesyesyesyes
HDMI ports quantity1222
Headphone outputnoyesyesyes
DisplayPort version1.21.21.21.2
Analogue 3.5mm input
N/A
000
Number of USB 2.0 port
N/A
000
Number of USB 3.0 ports
N/A
555
USB connectors (total)
N/A
566
Component input (YPbPr/YCbCr)
N/A
nonono
Number of component inputs
N/A
000
Composite input
N/A
nonono
Number of composite inputs
N/A
000
DisplayPort
N/A
yesyesyes
Number of HDMI inputs
N/A
222
S-video input
N/A
nonono
Number of s-video inputs
N/A
000
Thunderbolt
N/A
nonono
USB for video
N/A
nonono
VGA in
N/A
nonono
Number of DisplayPort inputs
N/A
222
Number of DisplayPort outputs
N/A
111
MHL
N/A
yesyesyes
HDMI version
N/A
N/A
1.41.4
Type of DisplayPort connector
N/A
N/A
StandardStandard

Image properties

Supported graphics resolutions2560 x 14401920x12002560x14402560x1440
Refresh rate60.0 Hz60.0 Hz60.0 Hz60.0 Hz
HD typeQuad HDFull HDWide Quad HDWide Quad HD
Display number of colours16.78 million colours16.78 million colours16.78 million colours16.78 million colours
Display technologyLEDLEDLEDLED
BacklightLEDLED backlightLED backlightLED backlight
Panel typeIPSIPSIPSIPS
Response time8.0 ms6.0 ms8.0 ms6.0 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
1920 x 1200 px2560 x 1440 px2560 x 1440 px
Colour depth (per channel)
N/A
8.0 bit8.0 bit8.0 bit
Colour gamut (Adobe RGB)
N/A
91.0 %99.0 %99.0 %
Colour gamut (NTSC)
N/A
72.0 %72.0 %72.0 %
Dynamic contrast ratio
N/A
2000000:12000000:112000000:1
Contrast ratio
N/A
1000:11000:11000:1
Response time (GtG)
N/A
6.0 ms6.0 ms6.0 ms
Response time (BtW)
N/A
19.0 ms19.0 ms
N/A
Image delay
N/A
< 7.7
N/A
< 12
Picture-in-Picture (PIP)
N/A
nonono
Pixel size
N/A
0.01 in0.01 in0.01 in

Features

Pivot functionyesyesyesyes
Swivelyesyesyesyes
Cable lock slotyesyesnoyes
Ascendable and submersible
N/A
yesyesyes
Tiltable
N/A
yesyesyes
Memory card reader
N/A
nonono
Flicker free
N/A
yesyes
N/A

Compatibility

3D support (3D-Ready)nononono
VESA mountyesyesyesyes
Type of VESA mount100x100mm100x100mm100x100mm100x100mm
Adaptive synchronization
N/A
nonono
HDR
N/A
nonono

Eco-labelling

EnergyStaryesnoyesyes
EPEAT
N/A
GoldGoldGold
TCO-labelling
N/A
N/A
N/A
TCO Displays 6.0

Power

Energy efficiency classEA+BB
Power consumption (standby)0.3 W0.5 W0.5 W0.5 W
Power consumption (typical)25.0 W23.0 W35.0 W36.0 W
Operational power consumption
N/A
< 2335 - 8736 - 88
Connecting 9V/12V/14V
N/A
N/A
NoneNone

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Often compared with Dell U2515H

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Often compared with Dell U2715H

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