Comparison between:
- 27" AOC U2790VQ
- 27" ViewSonic VA2719-smh
- 34" LG 34WK650

Brand, series, model

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

AOC U2790VQViewSonic VA2719-smhLG 34WK650
AOC U2790VQViewSonic VA2719-smhLG 34WK650
Model alias--34WK650-W

Display

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

Size class27 in27 in34 in
Diagonal685.8 mm
68.58 cm
27 in
2.25 ft
685.8 mm
68.58 cm
27 in
2.25 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
Width596.74 mm
59.674 cm
23.4937 in
1.9578 ft
597.888 mm
59.7888 cm
23.5389 in
1.9616 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
336.312 mm
33.6312 cm
13.2406 in
1.1034 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
Panel manufacturerPanda-LG Display
Panel modelLM270PF1L--
Panel typeIPSIPSAH-IPS
Panel bit depth10 bits (8 bits + FRC)8 bits (6 bits + FRC)8 bits (6 bits + FRC)
FRCYesYesYes
Colors1073741824 colors
30 bits
16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
2.37:1
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
1920 x 1080 pixels
Full HD / 1080p
2560 x 1080 pixels
Pixel pitch0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.311 mm
0.0311 cm
0.0123 in
0.001 ft
0.315 mm
0.0315 cm
0.0124 in
0.001 ft
Pixel density163 ppi
64 ppcm
81 ppi
32 ppcm
81 ppi
32 ppcm
Display area-89.59 %87.62 %
BacklightW-LEDW-LEDW-LED
sRGB108 %-99 %
NTSC (1953)91 %--
Brightness350 cd/m²300 cd/m²300 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast50000000 : 150000000 : 15000000 : 1
HDR--HDR10
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 time--14 ms
0.0140 s
Coating-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 (digital)-24 kHz - 82 kHz30 kHz - 90 kHz
Vertical frequency (digital)60 Hz50 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 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)1.5 A--
Power consumption (off)0.5 W0.3 W0.3 W
Power consumption (sleep)0.5 W0.3 W0.3 W
Power consumption (eco)-23 W-
Power consumption (average)35 W29 W28 W
Power consumption (maximum)-34 W42 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.

Width-620 mm
62 cm
24.4094 in
2.0341 ft
826 mm
82.6 cm
32.5197 in
2.71 ft
Height-362 mm
36.2 cm
14.252 in
1.1877 ft
370 mm
37 cm
14.5669 in
1.2139 ft
Depth-45 mm
4.5 cm
1.7717 in
0.1476 ft
51 mm
5.1 cm
2.0079 in
0.1673 ft
Weight-4.5 kg
9.92 lbs
5.9 kg
13.01 lbs
Width with stand614.9 mm
61.49 cm
24.2087 in
2.0174 ft
620 mm
62 cm
24.4094 in
2.0341 ft
826 mm
82.6 cm
32.5197 in
2.71 ft
Height with stand445 mm
44.5 cm
17.5197 in
1.46 ft
444 mm
44.4 cm
17.4803 in
1.4567 ft
461 mm
46.1 cm
18.1496 in
1.5125 ft
Depth with stand199.7 mm
19.97 cm
7.8622 in
0.6552 ft
250 mm
25 cm
9.8425 in
0.8202 ft
230 mm
23 cm
9.0551 in
0.7546 ft
Weight with stand5.15 kg
11.35 lbs
5.6 kg
12.35 lbs
7.6 kg
16.76 lbs
ColorsBlack
Gray
BlackWhite

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 adjustment-NoYes
Height adjustment range--110 mm
11 cm
4.3307 in
0.3609 ft
Landscape/portrait pivot-NoNo
Left/right swivel-NoNo
Forward/backward tiltYesYesYes
Forward tilt3.5 °5 °5 °
Backward tilt21.5 °22 °15 °

Audio

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

Speakers-2 x 3 W2 x 5 W
--Maxx Audio

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
1 x HDMI 1.4
2 x HDMI 3.0
2 x DisplayPort 3.0
1 x 3.5 mm Audio Out 2.0
1 x HDMI 1.4
1 x D-sub
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.2
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
Blue Light Filter
EcoModes
Flicker-free technology
6-Axis Control
AMD FreeSync technology
Black Stabilizer
Crosshair
DDC/CI
Dynamic Action Sync
Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Picture-in-Picture
Screen Split 2.0
Super Resolution+

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCCC
CE
EAC
ENERGY STAR 7.0
RoHS
TCO Certified Displays 7.0
CB
CCC
CE
CEL Level 1
CU
EAC
ENERGY STAR 7.0
EMC
ErP
eStandby
FCC Class B
RoHS
TCO Certified Display 7.0
TÜV/GS
VCCI
WEEE
BSMI
CCC
CE
cTick
ENERGY STAR 7.0
ErP
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
Operating humidity10 % - 85 %20 % - 90 %10 % - 80 %
Operating altitude-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 % - 90 %5 % - 85 %
Storage altitude-12192 m
40000 ft
-

Accessories

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

AccessoriesHDMI cable
USB 3.0 cable
DisplayPort cable
CD with drivers/manuals
Audio cable
D-sub cable
Audio cable
HDMI cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot
 AOC U2790VQViewSonic VA2719-smhLG 34WK650