Comparison between:
- 25" Dell UltraSharp U2518D
- 27" Dell UltraSharp U2719D
- 27" BenQ PD2700Q

Brand, series, model

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

Dell UltraSharp U2518DDell UltraSharp U2719DBenQ PD2700Q
SeriesUltraSharpUltraSharp-
Dell UltraSharp U2518DDell UltraSharp U2719DBenQ PD2700Q

Display

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

Size class25 in27 in27 in
Diagonal634.4 mm
63.44 cm
24.9764 in
2.0814 ft
685.8 mm
68.58 cm
27 in
2.25 ft
684 mm
68.4 cm
26.9291 in
2.2441 ft
Width552.96 mm
55.296 cm
21.7701 in
1.8142 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
596.74 mm
59.674 cm
23.4937 in
1.9578 ft
Height311.04 mm
31.104 cm
12.2457 in
1.0205 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
335.66 mm
33.566 cm
13.215 in
1.1012 ft
Panel manufacturerLG DisplaySamsungAU Optronics
Panel modelLM250WQ3-SSA1W270HIAP1 (LTM270DL11)M270DAN02.0
Panel typeAH-IPSPLSAHVA IPS
Panel bit depth8 bits8 bits10 bits (8 bits + FRC)
FRCNoNoYes
Colors16777216 colors
24 bits
16777216 colors
24 bits
1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution2560 x 1440 pixels
Quad HD (QHD) / 1440p
2560 x 1440 pixels
Quad HD (QHD) / 1440p
2560 x 1440 pixels
Quad HD (QHD) / 1440p
Pixel pitch0.216 mm
0.0216 cm
0.0085 in
0.0007 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 density117 ppi
46 ppcm
109 ppi
42 ppcm
109 ppi
42 ppcm
Display area91.41 %92.16 %82.45 %
BacklightW-LEDW-LEDW-LED
sRGB99 %99 %100 %
Adobe RGB (1998)65 %-75 %
DCI P379.3 %85 %-
Brightness350 cd/m²350 cd/m²350 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast2000000 : 1--
HDRHDR10--
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time5 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
12 ms
0.0120 s
Maximum response time-15 ms
0.0150 s
-
Input lag5 ms
0.0050 s
6 ms
0.0060 s
28 ms
0.0280 s
CoatingAnti-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.

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (analog)30 kHz - 88 kHz--
Horizontal frequency (digital)30 kHz - 144 kHz30 kHz - 90 kHz30 kHz - 89 kHz
Vertical frequency (digital)56 Hz - 76 Hz56 Hz - 76 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)1.6 A1.6 A-
Power consumption (off)-0.3 W-
Power consumption (sleep)0.5 W0.5 W0.5 W
Power consumption (eco)23.81 W15 W16.5 W
Power consumption (average)28 W30 W28 W
Power consumption (maximum)110 W74 W58 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.

Width567.6 mm
56.76 cm
22.3465 in
1.8622 ft
612.2 mm
61.22 cm
24.1024 in
2.0085 ft
641 mm
64.1 cm
25.2362 in
2.103 ft
Height331.5 mm
33.15 cm
13.0512 in
1.0876 ft
355 mm
35.5 cm
13.9764 in
1.1647 ft
379 mm
37.9 cm
14.9213 in
1.2434 ft
Depth49.2 mm
4.92 cm
1.937 in
0.1614 ft
39 mm
3.9 cm
1.5354 in
0.128 ft
56.5 mm
5.65 cm
2.2244 in
0.1854 ft
Weight3.44 kg
7.58 lbs
3.92 kg
8.64 lbs
6.9 kg
15.21 lbs
Width with stand567.6 mm
56.76 cm
22.3465 in
1.8622 ft
612.2 mm
61.22 cm
24.1024 in
2.0085 ft
641 mm
64.1 cm
25.2362 in
2.103 ft
Height with stand397.2 mm
39.72 cm
15.6378 in
1.3031 ft
390.2 mm
39.02 cm
15.3622 in
1.2802 ft
417.32 mm
41.732 cm
16.4299 in
1.3692 ft
Depth with stand200.1 mm
20.01 cm
7.878 in
0.6565 ft
180 mm
18 cm
7.0866 in
0.5906 ft
239.65 mm
23.965 cm
9.435 in
0.7863 ft
Weight with stand6.24 kg
13.76 lbs
5.96 kg
13.14 lbs
9.1 kg
20.06 lbs
ColorsSilverBlack
Silver
Black

Ergonomics

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

VESA mountYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYes
Height adjustmentYesYesYes
Height adjustment range130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape/portrait pivotYesYesYes
Left pivot90 °90 °0 °
Right pivot90 °90 °90 °
Left/right swivelYesYesYes
Left swivel45 °40 °45 °
Right swivel45 °40 °45 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt21 °21 °20 °

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.

CameraNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x USB 3.0 (charger - 5V/2.0A)
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 2.0
1 x DisplayPort 1.2
1 x DisplayPort 1.2 (Input mini)
1 x DisplayPort 1.2 (Output MST)
1 x 3.5 mm Audio Out
2 x USB 3.0 (charger - 5V/2.0A)
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x DisplayPort 1.4 (Output MST)
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x USB 2.0 (upstream)
2 x USB 2.0 (downstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x DisplayPort 1.2 (Input mini)
1 x 3.5 mm Audio Out

Features

Some additional functional features of the model.

FeaturesFlicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Low Blue Light
DDC/CI
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection) 2.2
AMA (Advanced Motion Accelerator)
Animation mode
CAD/CAM mode
Display Pilot
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR
Epeat Gold
RoHS Compliant
TCO Certified Displays
CECP
ENERGY STAR
Epeat Gold
RoHS compliant
TCO Certified Displays
ENERGY STAR 6.0
TCO 6.0
WHQL (Windows 10; Windows 8.1; 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 - 35 °C
32 °F - 95 °F
0 °C - 40 °C
32 °F - 104 °F
-
Operating humidity10 % - 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
-
Storage humidity5 % - 90 %5 % - 90 %-
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 - mini-DP to DP
Factory calibration report
USB 3.0 upstream cable
DisplayPort cable
USB 3.0 upstream cable
DisplayPort cable - mini-DP to DP
HDMI cable
USB 2.0 cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot
Security lock slot
Security lock slot-
 Dell UltraSharp U2518DDell UltraSharp U2719DBenQ PD2700Q