Comparison between:
- 23.8" Dell E2420HS
- 23.8" Dell S2421HS
- 23.6" Samsung F24T40
- 23.8" LG 24BK450H

Brand, series, model

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

Dell E2420HSDell S2421HSSamsung F24T40LG 24BK450H
Series--T40F-
Dell E2420HSDell S2421HSSamsung F24T40LG 24BK450H
Model alias-S2421HSXF24T400
LF24T400FHUXEN
24BK450H-B
Model year2020202020202018

Display

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

Size class23.8 in23.8 in23.6 in23.8 in
Diagonal604.7 mm
60.47 cm
23.8071 in
1.9839 ft
604.478 mm
60.4478 cm
23.7983 in
1.9832 ft
599 mm
59.9 cm
23.5827 in
1.9652 ft
604 mm
60.4 cm
23.7795 in
1.9816 ft
Width527.04 mm
52.704 cm
20.7496 in
1.7291 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
521.28 mm
52.128 cm
20.5228 in
1.7102 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
Height296.46 mm
29.646 cm
11.6717 in
0.9726 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
293.22 mm
29.322 cm
11.5441 in
0.962 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
Panel manufacturer---LG Display
Panel typeIPSIPSPLSAH-IPS
Panel bit depth8 bits8 bits8 bits (6 bits + FRC)8 bits (6 bits + FRC)
FRC--YesYes
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 pitch0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.272 mm
0.0272 cm
0.0107 in
0.0009 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
Pixel density92 ppi
36 ppcm
92 ppi
36 ppcm
93 ppi
36 ppcm
92 ppi
36 ppcm
Display area-90.06 %87.02 %84.8 %
BacklightW-LEDW-LEDW-LEDW-LED
NTSC (1953)72 %72 %-72 %
Brightness250 cd/m²250 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
4 ms
0.0040 s
4 ms
0.0040 s
5 ms
0.0050 s
Average response time8 ms
0.0080 s
8 ms
0.0080 s
--
CoatingAnti-glare/MatteAnti-glare/Matte (3H)Anti-glare/MatteAnti-glare/Matte (3H)

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-30 kHz - 83 kHz
Vertical frequency (digital)60 Hz48 Hz - 75 Hz60 Hz56 Hz - 75 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)0.8 A--1.7 A
Power consumption (off)0.3 W0.3 W0.3 W0.3 W
Power consumption (sleep)0.5 W0.3 W0.3 W0.3 W
Power consumption (eco)14.3 W11.04 W-17.1 W
Power consumption (average)17 W18 W-24.6 W
Power consumption (maximum)25 W23 W-32 W
Power consumption (annual)-35.04 kWh--
Energy efficiency class---A

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.

Width550.672 mm
55.0672 cm
21.68 in
1.8067 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
547.7 mm
54.77 cm
21.563 in
1.7969 ft
555 mm
55.5 cm
21.8504 in
1.8209 ft
Height-322.6 mm
32.26 cm
12.7008 in
1.0584 ft
320.7 mm
32.07 cm
12.626 in
1.0522 ft
332 mm
33.2 cm
13.0709 in
1.0892 ft
Depth-53.8 mm
5.38 cm
2.1181 in
0.1765 ft
40.6 mm
4.06 cm
1.5984 in
0.1332 ft
37 mm
3.7 cm
1.4567 in
0.1214 ft
Weight3.3 kg
7.28 lbs
3.2 kg
7.05 lbs
2.5 kg
5.51 lbs
3.9 kg
8.6 lbs
Width with stand550.672 mm
55.0672 cm
21.68 in
1.8067 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
547.7 mm
54.77 cm
21.563 in
1.7969 ft
554 mm
55.4 cm
21.811 in
1.8176 ft
Height with stand389.128 mm
38.9128 cm
15.32 in
1.2767 ft
346.8 mm
34.68 cm
13.6535 in
1.1378 ft
376.4 mm
37.64 cm
14.8189 in
1.2349 ft
360 mm
36 cm
14.1732 in
1.1811 ft
Depth with stand186.944 mm
18.6944 cm
7.36 in
0.6133 ft
159.7 mm
15.97 cm
6.2874 in
0.524 ft
224 mm
22.4 cm
8.8189 in
0.7349 ft
239 mm
23.9 cm
9.4094 in
0.7841 ft
Weight with stand4.91 kg
10.82 lbs
4.8 kg
10.58 lbs
43.4 kg
95.68 lbs
4.1 kg
9.04 lbs
Box width--612 mm
61.2 cm
24.0945 in
2.0079 ft
-
Box height--385 mm
38.5 cm
15.1575 in
1.2631 ft
-
Box depth--176 mm
17.6 cm
6.9291 in
0.5774 ft
-
Box weight-7 kg
15.43 lbs
5.5 kg
12.13 lbs
-
ColorsBlackBlack
Silver
BlackBlack

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 mm75 x 75 mm
Removable standYesYesYesYes
Height adjustmentYesYesYesYes
Height adjustment range100 mm
10 cm
3.937 in
0.3281 ft
100 mm
10 cm
3.937 in
0.3281 ft
130 mm
13 cm
5.1181 in
0.4265 ft
120 mm
12 cm
4.7244 in
0.3937 ft
Landscape/portrait pivotNoYesYesNo
Left pivot-90 °95 °-
Right pivot-90 °95 °-
Left/right swivelNoYesYesYes
Left swivel-30 °45 °177 °
Right swivel-30 °45 °177 °
Forward/backward tiltYesYes-Yes
Forward tilt5 °5 °-5 °
Backward tilt21 °21 °-20 °
-Stand width - 237 mm
Stand depth - 159.7 mm
--

Audio

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

Speakers2 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 HDMI 1.4
1 x D-sub
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x D-sub
1 x HDMI 1.4
1 x D-sub
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP) 1.2High-bandwidth Digital Content Protection (HDCP) 1.4-High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesDell Display Manager
Flicker-free technology
Low Blue Light
PowerNap
3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
AMD FreeSync
Flicker-free technology
Game Mode
Low Blue Light
DDC/CI
Dynamic Action Sync
Flicker-free technology
Super Resolution+

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesEnergy Star
EPEAT
TCO Certified Display
ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
-BSMI
CCC
CE
ENERGY STAR
ErP
FCC Class B
TÜV/GS
UL/cUL

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
10 °C - 40 °C
50 °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
--
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
Storage humidity5 % - 90 %5 % - 90 %-5 % - 85 %
Storage altitude12192 m
40000 ft
12192 m
40000 ft
--

Accessories

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

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

Additional features

Information about other features.

Additional featuresSecurity lock slotAnti-theft stand lock slot - Kensington
S2421HS - silver
S2421HSX - black
--
 Dell E2420HSDell S2421HSSamsung F24T40LG 24BK450H