Comparison between:
- 23.8" Dell P2421D
- 24" LG 24BK55WV
- 23.8" LG 24MP68VQ
- 23.8" LG 24MP88HV

Brand, series, model

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

Dell P2421DLG 24BK55WVLG 24MP68VQLG 24MP88HV
Dell P2421DLG 24BK55WVLG 24MP68VQLG 24MP88HV
Model alias-24BK55WV-B
24BK55WV-W
24MP68VQ-P24MP88HV-S
Model year2020201720162015

Display

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

Size class23.8 in24 in23.8 in23.8 in
Diagonal604 mm
60.4 cm
23.7795 in
1.9816 ft
609.6 mm
60.96 cm
24 in
2 ft
604 mm
60.4 cm
23.7795 in
1.9816 ft
604 mm
60.4 cm
23.7795 in
1.9816 ft
Width526.85 mm
52.685 cm
20.7421 in
1.7285 ft
518.4 mm
51.84 cm
20.4094 in
1.7008 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
Height296.35 mm
29.635 cm
11.6673 in
0.9723 ft
324 mm
32.4 cm
12.7559 in
1.063 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 manufacturer-LG Display-LG Display
Panel model---LM238WF4-SSA1
Panel typeIPSAH-IPSIPSIPS
Panel bit depth8 bits (6 bits + FRC)8 bits (6 bits + FRC)8 bits8 bits (6 bits + FRC)
FRCYesYes-Yes
Colors16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.6:1
16:10
1.778:1
16:9
1.778:1
16:9
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
1920 x 1200 pixels1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
Pixel pitch0.206 mm
0.0206 cm
0.0081 in
0.0007 ft
0.27 mm
0.027 cm
0.0106 in
0.0009 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 density123 ppi
48 ppcm
94 ppi
37 ppcm
92 ppi
36 ppcm
92 ppi
36 ppcm
Display area90.13 %81.35 %89.63 %92.18 %
BacklightW-LEDW-LEDW-LEDW-LED
sRGB99 %100 %-99 %
Adobe RGB (1998)---70 %
NTSC (1953)-72 %72 %76 %
Brightness300 cd/m²300 cd/m²250 cd/m²250 cd/m²
Static contrast1000 : 11000 : 11000 : 11000 : 1
Dynamic contrast---1000000 : 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
15 ms
0.0150 s
10 ms
0.0100 s
14 ms
0.0140 s
Maximum response time--24 ms
0.0240 s
-
Input lag-22 ms
0.0220 s
16 ms
0.0160 s
-
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)

3D

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

3D-NoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-30 kHz - 83 kHz30 kHz - 83 kHz30 kHz - 83 kHz
Vertical frequency (digital)60 Hz56 Hz - 75 Hz56 Hz - 75 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)2.5 A1.2 A1.3 A1.6 A
Power consumption (off)0.3 W0.3 W0.3 W0.3 W
Power consumption (sleep)0.3 W0.5 W0.3 W0.3 W
Power consumption (eco)-15 W17.1 W-
Power consumption (average)25 W18.7 W20 W-
Power consumption (maximum)55 W22 W25 W18 W
Power consumption (annual)--30 kWh-
Energy efficiency class--B-

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.

Width537.8 mm
53.78 cm
21.1732 in
1.7644 ft
558 mm
55.8 cm
21.9685 in
1.8307 ft
541.7 mm
54.17 cm
21.3268 in
1.7772 ft
541 mm
54.1 cm
21.2992 in
1.7749 ft
Height322.1 mm
32.21 cm
12.6811 in
1.0568 ft
370 mm
37 cm
14.5669 in
1.2139 ft
321.8 mm
32.18 cm
12.6693 in
1.0558 ft
313.3 mm
31.33 cm
12.3346 in
1.0279 ft
Depth42.7 mm
4.27 cm
1.6811 in
0.1401 ft
58 mm
5.8 cm
2.2835 in
0.1903 ft
91.9 mm
9.19 cm
3.6181 in
0.3015 ft
46.6 mm
4.66 cm
1.8346 in
0.1529 ft
Weight3.37 kg
7.43 lbs
4.8 kg
10.58 lbs
2.9 kg
6.39 lbs
2.9 kg
6.39 lbs
Width with stand537.8 mm
53.78 cm
21.1732 in
1.7644 ft
558 mm
55.8 cm
21.9685 in
1.8307 ft
541.7 mm
54.17 cm
21.3268 in
1.7772 ft
541 mm
54.1 cm
21.2992 in
1.7749 ft
Height with stand356.1 mm
35.61 cm
14.0197 in
1.1683 ft
395 mm
39.5 cm
15.5512 in
1.2959 ft
416.2 mm
41.62 cm
16.3858 in
1.3655 ft
414.5 mm
41.45 cm
16.3189 in
1.3599 ft
Depth with stand166 mm
16.6 cm
6.5354 in
0.5446 ft
239 mm
23.9 cm
9.4094 in
0.7841 ft
186.8 mm
18.68 cm
7.3543 in
0.6129 ft
186.2 mm
18.62 cm
7.3307 in
0.6109 ft
Weight with stand-5.4 kg
11.9 lbs
3.3 kg
7.28 lbs
3.2 kg
7.05 lbs
Box width-633 mm
63.3 cm
24.9213 in
2.0768 ft
611 mm
61.1 cm
24.0551 in
2.0046 ft
610 mm
61 cm
24.0157 in
2.0013 ft
Box height-444 mm
44.4 cm
17.4803 in
1.4567 ft
391 mm
39.1 cm
15.3937 in
1.2828 ft
380 mm
38 cm
14.9606 in
1.2467 ft
Box depth-191 mm
19.1 cm
7.5197 in
0.6266 ft
139 mm
13.9 cm
5.4724 in
0.456 ft
125 mm
12.5 cm
4.9213 in
0.4101 ft
Box weight7.29 kg
16.07 lbs
7.62 kg
16.8 lbs
4.6 kg
10.14 lbs
4.7 kg
10.36 lbs
Colors-Black
White
BlackWhite

Ergonomics

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

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 200 mm75 x 75 mm75 x 75 mm
Removable standYesYesYesYes
Height adjustmentYesYesNoNo
Height adjustment range130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
--
Landscape/portrait pivotYesYesNoNo
Left pivot90 °0 °--
Right pivot90 °90 °--
Left/right swivelYesYesNoNo
Left swivel45 °180 °--
Right swivel45 °180 °--
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °2 °3 °
Backward tilt21 °35 °15 °20 °

Audio

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

Speakers-2 x 1 W-2 x 5 W
---Maxx Audio

Camera

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

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x USB 2.0 (downstream)
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
2 x USB 2.0 (downstream)
1 x USB 2.0 (upstream)
1 x HDMI 1.4
1 x DVI-D Dual Link
1 x D-sub
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x DVI-D Dual Link
1 x D-sub
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x D-sub
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
-High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesFlicker-free technology
Low Blue Light
DDC/CI
Flicker-free technology
6-Axis Control
AMD FreeSync technology
Black Stabilizer
Flicker-free technology
DDC/CI
Picture-in-Picture
Screen Split
Super Resolution+
6-Axis Control
Black Stabilizer
DDC/CI
Flicker-free technology
Screen Split
Super Resolution+

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR
EPEAT
RoHS
TCO Certified Display
BSMI
CCC
CE
ENERGY STAR 7.0
ErP
FCC Class B
TCO Certified Displays 7.0
TÜV/Ergonomics
TÜV/GS
UL/cUL
BSMI
CCC
CE
cTick
ENERGY STAR 6.0
ErP
FCC Class B
UL/cUL
CE
ENERGY STAR
FCC Class B
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
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Operating humidity10 % - 90 %10 % - 80 %10 % - 80 %10 % - 80 %
Operating altitude5000 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 humidity10 % - 90 %5 % - 85 %5 % - 85 %5 % - 85 %
Storage altitude12192 m
40000 ft
---

Accessories

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

AccessoriesDisplayPort cable
USB Type-C cable
Audio cable
DVI-D cable
HDMI cable
Mini-PC Kit - optional
USB cable
D-sub cable-

Additional features

Information about other features.

Additional featuresSecurity lock slotAnti-theft stand lock slot - KensingtonAnti-theft stand lock slotAnti-theft stand lock slot - Kensington
 Dell P2421DLG 24BK55WVLG 24MP68VQLG 24MP88HV