Comparison between:
- 27" Dell UltraSharp U2715H
- 23.8" Dell P2415Q
- 27" Dell U2722D
- 34.14" Dell C3422WE

Brand, series, model

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

Dell UltraSharp U2715HDell P2415QDell U2722DDell C3422WE
SeriesUltraSharp-UltraSharp-
Dell UltraSharp U2715HDell P2415QDell U2722DDell C3422WE
Model alias--U2722DX-
Model year2014201420212021

Display

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

Size class27 in23.8 in27 in34.14 in
Diagonal684.7 mm
68.47 cm
26.9567 in
2.2464 ft
604.7 mm
60.47 cm
23.8071 in
1.9839 ft
684.66 mm
68.466 cm
26.9551 in
2.2463 ft
867.2 mm
86.72 cm
34.1417 in
2.8451 ft
Width596.74 mm
59.674 cm
23.4937 in
1.9578 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
Height335.66 mm
33.566 cm
13.215 in
1.1012 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
Radius of curvature---3800 mm
380 cm
149.606 in
12.4672 ft
Panel manufacturerLG DisplayLG Display-LG Display
Panel modelLM270WQ4-SSA1LM238WR2-SLA1-LM340UW7-SSA1
Panel typeAH-IPSAH-IPSIPSIPS
Panel bit depth8 bits10 bits (8 bits + FRC)10 bits (8 bits + FRC)10 bits (8 bits + FRC)
FRCNoYesYesYes
Colors16777216 colors
24 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
2.389:1
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
2560 x 1440 pixels
Quad HD (QHD) / 1440p
3440 x 1440 pixels
Pixel pitch0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.137 mm
0.0137 cm
0.0054 in
0.0005 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
Pixel density109 ppi
42 ppcm
185 ppi
72 ppcm
109 ppi
42 ppcm
109 ppi
43 ppcm
Display area89.96 %82.05 %93.08 %75.61 %
BacklightW-LEDW-LEDW-LEDW-LED
sRGB99 %99 %100 %99 %
NTSC (1953)72 %72 %--
DCI P3--95 %95 %
Brightness350 cd/m²300 cd/m²350 cd/m²300 cd/m²
Static contrast1000 : 11000 : 11000 : 11000 : 1
Dynamic contrast2000000 : 12000000 : 1--
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time6 ms
0.0060 s
6 ms
0.0060 s
5 ms
0.0050 s
5 ms
0.0050 s
Average response time-8 ms
0.0080 s
8 ms
0.0080 s
8 ms
0.0080 s
Maximum response time8 ms
0.0080 s
14 ms
0.0140 s
--
Input lag12 ms
0.0120 s
12 ms
0.0120 s
--
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)
CIE1976 - 91%
CIE1931 - 76%
CIE1976 - 102.28%
CIE1931 - 82.09%
--

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 - 113 kHz31 kHz - 140 kHz31.47 kHz - 88.79 kHz30 kHz - 90 kHz
Vertical frequency (digital)56 Hz - 86 Hz29 Hz - 76 Hz56 Hz - 60 Hz56 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)1.5 A1.8 A1.6 A3 A
Power consumption (off)-0.5 W0.3 W0.5 W
Power consumption (sleep)0.5 W0.5 W0.3 W0.5 W
Power consumption (eco)--16.11 W-
Power consumption (average)36 W45 W20 W-
Power consumption (maximum)88 W90 W74 W220 W
Power consumption (annual)--51.39 kWh-
Energy efficiency classB-E-

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.

Width612.7 mm
61.27 cm
24.122 in
2.0102 ft
566.64 mm
56.664 cm
22.3087 in
1.8591 ft
611.34 mm
61.134 cm
24.0685 in
2.0057 ft
815.34 mm
81.534 cm
32.1 in
2.675 ft
Height363.4 mm
36.34 cm
14.3071 in
1.1923 ft
336.06 mm
33.606 cm
13.2307 in
1.1026 ft
352.01 mm
35.201 cm
13.8587 in
1.1549 ft
434.34 mm
43.434 cm
17.1 in
1.425 ft
Depth46.4 mm
4.64 cm
1.8268 in
0.1522 ft
46.93 mm
4.693 cm
1.8476 in
0.154 ft
49.5 mm
4.95 cm
1.9488 in
0.1624 ft
81.28 mm
8.128 cm
3.2 in
0.2667 ft
Weight4.91 kg
10.82 lbs
3.34 kg
7.36 lbs
4.38 kg
9.66 lbs
7.26 kg
16.01 lbs
Width with stand612.7 mm
61.27 cm
24.122 in
2.0102 ft
566.64 mm
56.664 cm
22.3087 in
1.8591 ft
611.34 mm
61.134 cm
24.0685 in
2.0057 ft
815.34 mm
81.534 cm
32.1 in
2.675 ft
Height with stand409.9 mm
40.99 cm
16.1378 in
1.3448 ft
369.53 mm
36.953 cm
14.5484 in
1.2124 ft
385.13 mm
38.513 cm
15.1626 in
1.2635 ft
456.07 mm
45.607 cm
17.9555 in
1.4963 ft
Depth with stand205 mm
20.5 cm
8.0709 in
0.6726 ft
205 mm
20.5 cm
8.0709 in
0.6726 ft
185 mm
18.5 cm
7.2835 in
0.607 ft
236.22 mm
23.622 cm
9.3 in
0.775 ft
Weight with stand7.02 kg
15.48 lbs
8.68 kg
19.14 lbs
6.61 kg
14.57 lbs
11.34 kg
25 lbs
Box weight--9.62 kg
21.21 lbs
16 kg
35.27 lbs
Stand width--268 mm
26.8 cm
10.5512 in
0.8793 ft
-
Stand height--185 mm
18.5 cm
7.2835 in
0.607 ft
-
Stand depth--381.5 mm
38.15 cm
15.0197 in
1.2516 ft
-
ColorsBlack
Silver
BlackBlack and silverPlatinum Silver

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 adjustmentYesYesYesYes
Height adjustment range100 mm
10 cm
3.937 in
0.3281 ft
130 mm
13 cm
5.1181 in
0.4265 ft
150 mm
15 cm
5.9055 in
0.4921 ft
120 mm
12 cm
4.7244 in
0.3937 ft
Landscape/portrait pivotYesYesYesNo
Left pivot90 °90 °90 °-
Right pivot0 °90 °90 °-
Left/right swivelYesYesYesYes
Left swivel45 °45 °45 °30 °
Right swivel45 °45 °45 °30 °
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °5 °
Backward tilt21 °21 °21 °21 °

Audio

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

Speakers---2 x 5 W
Dell speaker bar AC511 - optional---

Camera

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

CameraNoNoNoYes
Image resolution---2456 x 2054 pixels
5.04 MP
Video resolution---1920 x 1080 pixels
2.07 MP
---Built-in microphones
Facial recognition through Windows Hello
LED indicator
Pop-up mechanism
Teams button and LED

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity5 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
2 x HDMI 1.4 (MHL 2.0)
1 x DisplayPort (Input mini)
1 x DisplayPort (Output MST)
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
4 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4 (MHL)
1 x DisplayPort (Input mini)
1 x DisplayPort (Output MST)
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x USB 3.2 (Type-A)
1 x USB 3.2 (Type-A; BC 1.2)
1 x USB 3.2 (Type-C; PD 15W)
1 x USB 3.2 (Type-C; upstream)
1 x HDMI 1.4
1 x DisplayPort 1.4
1 x DisplayPort 1.4 (Output MST)
1 x 3.5 mm Audio Out
3 x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps)
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x USB 3.2 (Type-C; Gen 1; downstream; 15W)
1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode)
1 x Ethernet RJ45
1 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
--High-bandwidth Digital Content Protection (HDCP) 1.4High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

Features--Dell ComfortView Plus
Flicker-free technology
Low Blue Light
ComfortView Plus
Dell Display Manager
Flicker-free technology
Low Blue Light
KVM Switch (auto)
Picture-by-Picture
Picture-in-Picture

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays
ENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays
ENERGY STAR
EPEAT Gold
TCO Certified Edge Display
RoHS
NFPA 99
Energy Star 8.0
EPEAT Gold
RoHS
TCO Certified Displays
Microsoft Teams Certified
Windows Hello (Cortana)

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 - mini-DP to DP
Factory calibration report
HDMI cable
USB 3.0 upstream cable
DisplayPort cable - mini-DP to DP
Factory calibration report
USB 3.0 upstream cable
DisplayPort cable
USB Type-C to Type-A cable
HDMI cable (U2722DX)
DisplayPort cable
USB Type-A to Type-B cable
USB Type-C to Type-C cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonSecurity lock slotSecurity lock slot
 Dell UltraSharp U2715HDell P2415QDell U2722DDell C3422WE