Comparison between:
- 27" Dell E2720H
- 27" Dell E2720HS
- 23.8" Dell E2420H
- 23.8" Dell E2418HN

Brand, series, model

Information about the brand, series, model and model aliases.

Dell E2720HDell E2720HSDell E2420HDell E2418HN
Dell E2720HDell E2720HSDell E2420HDell E2418HN

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class27 in27 in23.8 in23.8 in
Diagonal685.99 mm
68.599 cm
27.0075 in
2.2506 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
604.7 mm
60.47 cm
23.8071 in
1.9839 ft
604.7 mm
60.47 cm
23.8071 in
1.9839 ft
Width597.89 mm
59.789 cm
23.539 in
1.9616 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
Height336.31 mm
33.631 cm
13.2406 in
1.1034 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
Panel typeIPSIPSIPSIPS
Panel bit depth8 bits8 bits8 bits8 bits
Colors16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
Pixel pitch0.311 mm
0.0311 cm
0.0123 in
0.001 ft
0.311 mm
0.0311 cm
0.0123 in
0.001 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
Pixel density81 ppi
32 ppcm
81 ppi
32 ppcm
92 ppi
36 ppcm
92 ppi
36 ppcm
Display area88.32 %87.98 %-83.37 %
BacklightW-LEDW-LEDW-LEDW-LED
NTSC (1953)72 %72 %72 %72 %
Brightness300 cd/m²300 cd/m²250 cd/m²250 cd/m²
Static contrast1000 : 11000 : 11000 : 11000 : 1
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time5 ms
0.0050 s
5 ms
0.0050 s
5 ms
0.0050 s
5 ms
0.0050 s
Average response time8 ms
0.0080 s
8 ms
0.0080 s
8 ms
0.0080 s
8 ms
0.0080 s
CoatingAnti-glare/Matte (3H)Anti-glare/MatteAnti-glare/MatteAnti-glare/Matte (3H)
---CIE1976 - 87%
CIE1931 - 72%

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)---30 kHz - 83 kHz
Vertical frequency (digital)60 Hz60 Hz60 Hz50 Hz - 76 Hz

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)1 A1 A0.8 A1 A
Power consumption (off)0.3 W0.3 W0.3 W0.3 W
Power consumption (sleep)0.5 W0.5 W0.5 W0.3 W
Power consumption (eco)-16.4 W14.36 W12.64 W
Power consumption (average)21 W23 W15 W22 W
Power consumption (maximum)26 W30 W22 W25 W

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Width621.49 mm
62.149 cm
24.4681 in
2.039 ft
621.49 mm
62.149 cm
24.4681 in
2.039 ft
550.672 mm
55.0672 cm
21.68 in
1.8067 ft
562.6 mm
56.26 cm
22.1496 in
1.8458 ft
Height366.31 mm
36.631 cm
14.4217 in
1.2018 ft
366.31 mm
36.631 cm
14.4217 in
1.2018 ft
-333.1 mm
33.31 cm
13.1142 in
1.0928 ft
Depth52.34 mm
5.234 cm
2.0606 in
0.1717 ft
52.3 mm
5.23 cm
2.0591 in
0.1716 ft
-53.5 mm
5.35 cm
2.1063 in
0.1755 ft
Weight4.5 kg
9.92 lbs
4.54 kg
10.01 lbs
3.25 kg
7.17 lbs
3.41 kg
7.52 lbs
Width with stand621.49 mm
62.149 cm
24.4681 in
2.039 ft
621.49 mm
62.149 cm
24.4681 in
2.039 ft
550.672 mm
55.0672 cm
21.68 in
1.8067 ft
562.6 mm
56.26 cm
22.1496 in
1.8458 ft
Height with stand458.11 mm
45.811 cm
18.0358 in
1.503 ft
408.3 mm
40.83 cm
16.0748 in
1.3396 ft
419.61 mm
41.961 cm
16.5201 in
1.3767 ft
425.1 mm
42.51 cm
16.7362 in
1.3947 ft
Depth with stand174.752 mm
17.4752 cm
6.88 in
0.5733 ft
186.944 mm
18.6944 cm
7.36 in
0.6133 ft
170.942 mm
17.0942 cm
6.73 in
0.5608 ft
179.9 mm
17.99 cm
7.0827 in
0.5902 ft
Weight with stand5.88 kg
12.96 lbs
6.11 kg
13.47 lbs
4.27 kg
9.41 lbs
4.25 kg
9.37 lbs
ColorsBlackBlackBlackBlack

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYesYes
Height adjustmentNoYesNoNo
Height adjustment range-100 mm
10 cm
3.937 in
0.3281 ft
--
Landscape/portrait pivotNoNoNoNo
Left/right swivelNoNoNoNo
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °5 °
Backward tilt21 °21 °21 °21 °
Stand width - 205 mm
Stand depth - 175 mm
Stand width - 248.8 mm
Stand depth - 187 mm
--

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers-2 x 1 W--

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x DisplayPort 1.2
1 x D-sub
1 x HDMI 1.4
1 x D-sub
1 x DisplayPort 1.2
1 x D-sub
1 x HDMI 1.4
1 x D-sub
High-bandwidth Digital Content Protection (HDCP) 1.2High-bandwidth Digital Content Protection (HDCP) 1.2High-bandwidth Digital Content Protection (HDCP) 1.2High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesDell Display Manager
Flicker-free technology
Low Blue Light
PowerNap
Dell Display Manager
Flicker-free technology
Low Blue Light
PowerNap
Dell Display Manager
Flicker-free technology
Low Blue Light
PowerNap
-

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesEnergy Star
EPEAT
TCO Certified Display
Energy Star
EPEAT
TCO Certified Display
Energy Star
EPEAT
TCO Certified Display
CECP
CEL
ENERGY STAR
ErP
RoHS Compliant
TCO Certified Displays
WEEE

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Operating humidity10 % - 80 %10 % - 80 %10 % - 80 %10 % - 80 %
Operating altitude5000 m
16404.2 ft
5000 m
16404.2 ft
5000 m
16404.2 ft
5000 m
16404.2 ft
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Storage humidity5 % - 90 %5 % - 90 %5 % - 90 %5 % - 90 %
Storage altitude12192 m
40000 ft
12192 m
40000 ft
12192 m
40000 ft
12192 m
40000 ft

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesDisplayPort cable
VGA cable (EMEA and Japan only)
HDMI cable
VGA cable (EMEA and Japan only)
DisplayPort cable
VGA cable (EMEA and Japan only)
D-sub cable
HDMI cable

Additional features

Information about other features.

Additional featuresSecurity lock slotSecurity lock slotSecurity lock slotSecurity lock slot
 Dell E2720HDell E2720HSDell E2420HDell E2418HN