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Compare 3 products

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Dell P2421 Monitor
Dell P2421
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Dell U2412M Monitor
Dell U2412M
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Dell U2415 Monitor
Dell U2415
Available colors
Editiorial reviews
1
1 editorial reviews
The best Dell monitor we've tested is the Dell U2723QE. It's part of their high-end UltraSharp lineup packed with a ton of office features, making it the best Dell monitor for work.Read more
Read editorial reviews
19
3.9 out of 5
10 user ratings
5 stars
40 %
4 stars
40 %
3 stars
0 %
2 stars
20 %
1 stars
0 %
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
User rating
40
4.0 out of 5
40 user ratings
5 stars
32 %
4 stars
37 %
3 stars
30 %
2 stars
0 %
1 stars
0 %
66
4.0 out of 5
66 user ratings
5 stars
33 %
4 stars
36 %
3 stars
22 %
2 stars
7 %
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 %

General

Screen size24.1 in24.0 in24.1 in
Brightness300.0 cd/m²300.0 cd/m²300.0 cd/m²
Aspect ratio16:1016:1016:10

Design

Colour of productBlack
  • Black
  • Black,Silver
  • White
  • Black
  • Black,Silver
Panel designFlatFlatFlat
Built-in USB hubyesyesyes
Built-in cameranonono
Touchscreen
N/A
nono
Screen surface
N/A
MatteMatte
Built-in speakers
N/A
nono

Dimensions

Height adjustment5.12 in3.94 in4.53 in
Height (without stand)13.76 in14.24 in13.8 in
Height with stand19.72 in20.22 in20.39 in
Depth (with stand)6.54 in2.56 in8.07 in
Depth (without stand)1.74 in2.56 in1.8 in
Width (with stand)20.91 in21.89 in20.95 in
Weight0.18 oz140.04 oz223.64 oz
Height (min-max)
N/A
398.5 - 513.3402.9 - 517.9
Weight (without stand)
N/A
8.75 lb9.37 lb

Connectivity

DVI Portyesyesno
HDMIyesnoyes
HDMI ports quantity1
N/A
2
HDMI version1.4
N/A
N/A
Headphone outputnonoyes
VGA (D-Sub) ports quantity11
N/A
DisplayPort version1.21.21.2
Analogue 3.5mm input
N/A
00
Number of USB 2.0 port
N/A
40
Number of USB 3.0 ports
N/A
05
USB connectors (total)
N/A
45
Component input (YPbPr/YCbCr)
N/A
nono
Number of component inputs
N/A
00
Composite input
N/A
nono
Number of composite inputs
N/A
00
DisplayPort
N/A
yesyes
DVI-D ports quantity
N/A
1
N/A
HDCP
N/A
yes
N/A
Headphone outputs quantity
N/A
1
N/A
S-video input
N/A
nono
Number of s-video inputs
N/A
00
Thunderbolt
N/A
nono
USB for video
N/A
nono
VGA in
N/A
yesno
Number of DisplayPort inputs
N/A
12
Number of DisplayPort outputs
N/A
01
Type of DisplayPort connector
N/A
Standard
N/A
Ethernet LAN
N/A
no
N/A
Number of HDMI inputs
N/A
N/A
2
MHL
N/A
N/A
yes

Image properties

Supported graphics resolutions
  • 640 x 480
  • 720 x 400
  • 800 x 600
  • 1024 x 768
  • 1152 x 864
  • 1280 x 1024
  • 1600 x 1200
  • 1920 x 1200
1920x12001920x1200
Refresh rate60.0 Hz60.0 Hz60.0 Hz
HD typeWUXGAFull HDFull HD
Display number of colours16.7 million colours16.78 million colours16.78 million colours
Display technologyLCDLCDLED
BacklightLEDLEDLED backlight
Panel typeIPSIPSIPS
Response time8.0 ms8.0 ms6.0 ms
Viewing angle (horizontal)178.0 °178.0 °178.0 °
Viewing angle (vertical)178.0 °178.0 °178.0 °
Maximum resolution
N/A
1920 x 1200 px1920 x 1200 px
Colour depth (per channel)
N/A
8.0 bit8.0 bit
Colour gamut (Adobe RGB)
N/A
82.0 %91.0 %
Colour gamut (NTSC)
N/A
82.0 %72.0 %
Dynamic contrast ratio
N/A
2000000:12000000:1
Contrast ratio
N/A
1000:11000:1
Response time (GtG)
N/A
8.0 ms6.0 ms
Picture-in-Picture (PIP)
N/A
nono
Pixel size
N/A
0.01 in0.01 in
Response time (BtW)
N/A
N/A
19.0 ms
Image delay
N/A
N/A
< 7.7

Features

Pivot functionyesyesyes
Swivelyesyesyes
Cable lock slotyesyesyes
Ascendable and submersible
N/A
yesyes
Wi-Fi
N/A
no
N/A
Bluetooth
N/A
no
N/A
Tiltable
N/A
yesyes
Memory card reader
N/A
nono
Plug and Play
N/A
yes
N/A
Flicker free
N/A
N/A
yes

Compatibility

VESA mountyesyesyes
Type of VESA mount100x100mm100x100mm100x100mm
3D support (3D-Ready)
N/A
nono
Adaptive synchronization
N/A
nono
HDR
N/A
nono

Power

Energy efficiency classD
N/A
A+
Power consumption (standby)0.2 W0.5 W0.5 W
Power consumption (typical)14.8 W38.0 W23.0 W
Connecting 9V/12V/14V
N/A
None
N/A
Operational power consumption
N/A
38 - 72< 23

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