Comparison between:
- 37.5" Dell UltraSharp U3818DW
- 27" LG 27MD5KA
- 24" HP Z24i

Brand, series, model

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

Dell UltraSharp U3818DWLG 27MD5KAHP Z24i
SeriesUltraSharpUltraFine-
Dell UltraSharp U3818DWLG 27MD5KAHP Z24i
Model alias-27MD5KA-B
27MD5KB
27MD5KB-B
UltraFine 5K 27MD5KA
D7P53A4
D7P53A8
D7P53AS
D7P53AT
Model year201720162013

Display

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

Size class37.5 in27 in24 in
Diagonal952.5 mm
95.25 cm
37.5 in
3.125 ft
684.7 mm
68.47 cm
26.9567 in
2.2464 ft
609.6 mm
60.96 cm
24 in
2 ft
Width879.67 mm
87.967 cm
34.6327 in
2.8861 ft
596.768 mm
59.6768 cm
23.4948 in
1.9579 ft
518.4 mm
51.84 cm
20.4094 in
1.7008 ft
Height366.53 mm
36.653 cm
14.4303 in
1.2025 ft
335.682 mm
33.5682 cm
13.2158 in
1.1013 ft
324 mm
32.4 cm
12.7559 in
1.063 ft
Radius of curvature2300 mm
230 cm
90.5512 in
7.5459 ft
--
Panel manufacturerLG DisplayLG DisplayLG Display
Samsung
Panel modelLM375QW1-SSA1LM270QQ2-SPA1LM240WU8-SLD2 (LG Display)
LTM240CL01 (Samsung)
Panel typeAH-IPSAH-IPSAH-IPS, PLS
Panel bit depth10 bits10 bits (8 bits + FRC)8 bits (6 bits + FRC)
FRC-YesYes
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
16777216 colors
24 bits
Aspect ratio2.4:11.778:1
16:9
1.6:1
16:10
Resolution3840 x 1600 pixels5120 x 2880 pixels1920 x 1200 pixels
Pixel pitch0.229 mm
0.0229 cm
0.009 in
0.0008 ft
0.117 mm
0.0117 cm
0.0046 in
0.0004 ft
0.27 mm
0.027 cm
0.0106 in
0.0009 ft
Pixel density111 ppi
43 ppcm
218 ppi
85 ppcm
94 ppi
37 ppcm
Display area90.89 %85.3 %82.26 %
BacklightW-LEDW-LEDW-LED
sRGB99 %-99 %
NTSC (1953)--72 %
DCI P378.1 %99 %-
Brightness350 cd/m²500 cd/m²300 cd/m²
Static contrast1000 : 11200 : 11000 : 1
Dynamic contrast--5000000 : 1
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time5 ms
0.0050 s
-8 ms
0.0080 s
Average response time8 ms
0.0080 s
14 ms
0.0140 s
12 ms
0.0120 s
Maximum response time20 ms
0.0200 s
-20 ms
0.0200 s
Input lag25 ms
0.0250 s
-7 ms
0.0070 s
CoatingAnti-glare/Matte (3H)GlossyAnti-glare/Matte
REC 709 - 99%-CIE1976 - 99%
CIE1931 - 72%

3D

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

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-30 kHz - 178 kHz24 kHz - 94 kHz
Vertical frequency (digital)60 Hz48 Hz - 60 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 V
220V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)3 A--
Power consumption (off)0.5 W0.3 W0.5 W
Power consumption (sleep)0.5 W0.5 W0.5 W
Power consumption (eco)--25.4 W
Power consumption (average)56 W140 W36 W
Power consumption (maximum)250 W200 W55 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.

Width894 mm
89.4 cm
35.1969 in
2.9331 ft
626 mm
62.6 cm
24.6457 in
2.0538 ft
559.4 mm
55.94 cm
22.0236 in
1.8353 ft
Height396.8 mm
39.68 cm
15.622 in
1.3018 ft
375.16 mm
37.516 cm
14.7701 in
1.2308 ft
365 mm
36.5 cm
14.3701 in
1.1975 ft
Depth55.5 mm
5.55 cm
2.185 in
0.1821 ft
53.85 mm
5.385 cm
2.1201 in
0.1767 ft
64.5 mm
6.45 cm
2.5394 in
0.2116 ft
Weight9.05 kg
19.95 lbs
6.4 kg
14.11 lbs
4.73 kg
10.43 lbs
Width with stand894 mm
89.4 cm
35.1969 in
2.9331 ft
626 mm
62.6 cm
24.6457 in
2.0538 ft
559.4 mm
55.94 cm
22.0236 in
1.8353 ft
Height with stand432 mm
43.2 cm
17.0079 in
1.4173 ft
464.31 mm
46.431 cm
18.2799 in
1.5233 ft
525 mm
52.5 cm
20.6693 in
1.7224 ft
Depth with stand226.4 mm
22.64 cm
8.9134 in
0.7428 ft
239.78 mm
23.978 cm
9.4402 in
0.7867 ft
237.9 mm
23.79 cm
9.3661 in
0.7805 ft
Weight with stand12.11 kg
26.7 lbs
8.5 kg
18.74 lbs
6.96 kg
15.34 lbs
Box width-742.95 mm
74.295 cm
29.25 in
2.4375 ft
660 mm
66 cm
25.9843 in
2.1654 ft
Box height-579.88 mm
57.988 cm
22.8299 in
1.9025 ft
450 mm
45 cm
17.7165 in
1.4764 ft
Box depth-314.96 mm
31.496 cm
12.4 in
1.0333 ft
301 mm
30.1 cm
11.8504 in
0.9875 ft
Box weight19.7 kg
43.43 lbs
13.5 kg
29.76 lbs
9.14 kg
20.15 lbs
ColorsBlackBlackBlack

Ergonomics

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

VESA mountYesYesYes
VESA interface-100 x 100 mm100 x 100 mm
Removable standYesYesYes
Height adjustmentYesYesYes
Height adjustment range115 mm
11.5 cm
4.5276 in
0.3773 ft
110 mm
11 cm
4.3307 in
0.3609 ft
120 mm
12 cm
4.7244 in
0.3937 ft
Landscape/portrait pivotNoNoYes
Left pivot--0 °
Right pivot--90 °
Left/right swivelYesNoYes
Left swivel30 °-45 °
Right swivel30 °-45 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt21 °25 °30 °

Audio

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

Speakers2 x 9 W2 x 5 W-
-Rich Bass-

Camera

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

CameraNoYesNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity4 x USB 3.0 (downstream)
1 x USB 3.0 (Type-C)
2 x USB 3.0 (upstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
3 x USB 3.0 (Type-C)
1 x Thunderbolt 3.0
4 x USB 2.0 (downstream)
1 x USB 2.0 (upstream)
1 x DisplayPort 1.2
1 x DVI-D Dual Link
1 x D-sub
High-bandwidth Digital Content Protection (HDCP)-High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

FeaturesPicture-by-Picture
Picture-in-Picture
-DDC/CI

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCECP
CEL
ENERGY STAR
RoHS Compliant
TCO Certified Displays
BSMI
CB
CCC
CE
ENERGY STAR 7.0
Epeat Gold
FCC Class B
KC
RCM
RoHS
UL/cUL
VCCI
BSMI
C-Tick
CB
CCC
CE
CECP
CEL Grade 1
EAC
ENERGY STAR
EPA
Epeat Gold/Silver (market dependent)
FCC Class B
ICE
ISC
KC
KCC
NOM
PSB
SEPA
TCO EDGE
TÜV/S
VCCI-B
WHQL (Windows 8; Windows 7)

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
5 °C - 35 °C
41 °F - 95 °F
Operating humidity10 % - 80 %10 % - 80 %20 % - 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 % - 85 %5 % - 95 %
Storage altitude12192 m
40000 ft
-12192 m
40000 ft

Accessories

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

AccessoriesDisplayPort cable
Factory Calibration Report
HDMI cable
USB 3.0 upstream cable
USB Type-C cable
Thunderbolt 3 cableDisplayPort cable
DVI-D cable
USB 2.0 upstream cable

Additional features

Information about other features.

Additional featuresSecurity lock slot-Security lock slot
 Dell UltraSharp U3818DWLG 27MD5KAHP Z24i