Comparison between:
- 27" Dell UltraSharp U2719D
- 27" Dell S2719DGF
- 27" ViewSonic VG2755-2K

Brand, series, model

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

Dell UltraSharp U2719DDell S2719DGFViewSonic VG2755-2K
Dell UltraSharp U2719DDell S2719DGFViewSonic VG2755-2K

Display

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

Size class27 in27 in27 in
Diagonal685.8 mm
68.58 cm
27 in
2.25 ft
685.8 mm
68.58 cm
27 in
2.25 ft
685.9 mm
68.59 cm
27.0039 in
2.2503 ft
Width596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
Height335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
Panel manufacturerSamsungAU Optronics-
Panel modelW270HIAP1 (LTM270DL11)M270DTN01.?-
Panel typePLSTNIPS
Panel bit depth8 bits8 bits8 bits
FRCNo-No
Colors16777216 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
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 pitch0.233 mm
0.0233 cm
0.0092 in
0.0008 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
109 ppi
42 ppcm
109 ppi
42 ppcm
Display area92.16 %90.57 %90.02 %
BacklightW-LEDW-LEDW-LED
sRGB99 %95 %90 %
Adobe RGB (1998)-75 %65 %
NTSC (1953)--72 %
DCI P385 %-70 %
Brightness350 cd/m²350 cd/m²250 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast--80000000 : 1
Horizontal viewing angle178 °170 °178 °
Vertical viewing angle178 °160 °178 °
Minimum response time5 ms
0.0050 s
1 ms
0.0010 s
5 ms
0.0050 s
Average response time8 ms
0.0080 s
5 ms
0.0050 s
15 ms
0.0150 s
Maximum response time15 ms
0.0150 s
-20 ms
0.0200 s
Input lag6 ms
0.0060 s
10 ms
0.0100 s
17 ms
0.0170 s
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)
-CIE1976 - 84%
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 - 90 kHz30 kHz - 230 kHz15 kHz - 90 kHz
Vertical frequency (digital)56 Hz - 76 Hz40 Hz - 155 Hz49 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 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 A1.8 A-
Power consumption (off)0.3 W0.3 W0.3 W
Power consumption (sleep)0.5 W0.5 W0.5 W
Power consumption (eco)15 W-18.7 W
Power consumption (average)30 W35 W27.7 W
Power consumption (maximum)74 W85 W57.7 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.

Width612.2 mm
61.22 cm
24.1024 in
2.0085 ft
611.6 mm
61.16 cm
24.0787 in
2.0066 ft
613 mm
61.3 cm
24.1339 in
2.0112 ft
Height355 mm
35.5 cm
13.9764 in
1.1647 ft
361.6 mm
36.16 cm
14.2362 in
1.1864 ft
363 mm
36.3 cm
14.2913 in
1.1909 ft
Depth39 mm
3.9 cm
1.5354 in
0.128 ft
55.2 mm
5.52 cm
2.1732 in
0.1811 ft
52 mm
5.2 cm
2.0472 in
0.1706 ft
Weight3.92 kg
8.64 lbs
4.27 kg
9.41 lbs
4.5 kg
9.92 lbs
Width with stand612.2 mm
61.22 cm
24.1024 in
2.0085 ft
611.6 mm
61.16 cm
24.0787 in
2.0066 ft
613 mm
61.3 cm
24.1339 in
2.0112 ft
Height with stand390.2 mm
39.02 cm
15.3622 in
1.2802 ft
394.8 mm
39.48 cm
15.5433 in
1.2953 ft
406 mm
40.6 cm
15.9843 in
1.332 ft
Depth with stand180 mm
18 cm
7.0866 in
0.5906 ft
184.4 mm
18.44 cm
7.2598 in
0.605 ft
202 mm
20.2 cm
7.9528 in
0.6627 ft
Weight with stand5.96 kg
13.14 lbs
6.39 kg
14.09 lbs
6.9 kg
15.21 lbs
ColorsBlack
Silver
BlackBlack

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 °90 °
Right pivot90 °90 °90 °
Left/right swivelYesYesYes
Left swivel40 °45 °60 °
Right swivel40 °45 °60 °
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt21 °21 °40 °

Audio

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

Speakers--2 x 2 W

Camera

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

CameraNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x USB 3.0 (upstream)
2 x USB 3.0 (downstream)
2 x USB 3.0 (charger - 5V/2.0A)
1 x HDMI 1.4
1 x DisplayPort 1.4
1 x DisplayPort 1.4 (Output MST)
1 x 3.5 mm Audio Out
1 x USB 3.0 (charger - 5V/2.0A)
3 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
3 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x USB 3.1 (Type-C)
1 x HDMI 1.4
1 x DisplayPort 1.2

Features

Some additional functional features of the model.

FeaturesDDC/CI
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection) 2.2
AMD FreeSync technology
DDC/CI
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection) 2.2
Blue Light Filter
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCECP
ENERGY STAR
Epeat Gold
RoHS compliant
TCO Certified Displays
CECP
ENERGY STAR
RoHS compliant
TCO Certified Displays
CB
CCC
CE
CEL Level 1
CU
ENERGY STAR 7.0
Epeat Silver
ErP
eStandby
FCC Class B
REACH SVHC List & DoC
RoHS
VCCI
WEEE

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
Operating humidity10 % - 80 %10 % - 80 %10 % - 85 %
Operating altitude5000 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
-25 °C - 55 °C
-13 °F - 131 °F
Storage humidity5 % - 90 %5 % - 90 %20 % - 90 %
Storage altitude12192 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
USB 3.0 upstream cable
HDMI cable
USB 3.0 upstream cable
DisplayPort cable
USB 3.0 upstream cable

Additional features

Information about other features.

Additional featuresSecurity lock slotSecurity lock slotAnti-theft stand lock slot - Kensington
 Dell UltraSharp U2719DDell S2719DGFViewSonic VG2755-2K