63points

Acer K2 K242HYL 23.8"

90points

Acer XR XR342CK 34"

95points

Asus MG278Q 27"

76points

Dell S2740L

Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Comparison winner
Asus MG278Q 27"
Dell S2740L
vs
vs
vs

33 facts in comparison

Acer K2 K242HYL 23.8" vs Acer XR XR342CK 34" vs Asus MG278Q 27" vs Dell S2740L

Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

Why is Acer K2 K242HYL 23.8" better than Acer XR XR342CK 34" & Asus MG278Q 27" & Dell S2740L?

  • Power consumption operation
    19W vs51,38.7,21W
  • Height
    337.8mmvs368.3,368,458.7mm
  • Power consumption on standby
    0.4W vs0.5,0.5,0.5W
  • Weight
    4kgvs9697.8,7650,7500g
  • Width
    579.9mmvs816.1,625,641.9mm

Why is Acer XR XR342CK 34" better than Acer K2 K242HYL 23.8" & Asus MG278Q 27" & Dell S2740L?

  • Has a curved display

Why is Asus MG278Q 27" better than Acer K2 K242HYL 23.8" & Acer XR XR342CK 34" & Dell S2740L?

  • Response time
    1msvs4,5,7ms
  • Has a socket for a 3.5 mm audio jack
  • Supports portrait mode

Why is Dell S2740L better than Acer K2 K242HYL 23.8" & Acer XR XR342CK 34" & Asus MG278Q 27"?

  • Has a sleep timer

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Top specs and features

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General info

1.supports total tilt
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

Total tilt adjustment is the ability for the monitor head to move up and down. Tilt adjustment enables a user to change the viewing position of the display, creating a more comfortable view of the screen.

2.height

337.8mm

368.3mm

368mm

458.7mm

Best

Asus VP228N 21.5"

3.9mm

3.Supports VESA mount
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

The VESA mount is a standard used by most manufacturers. A device that supports the VESA mount can be mounted on many different supports, from arms to wall mounts.

4.Has a swivel stand
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

A swivel stand allows you to adjust the position of the display left or right, so you can position it to the desired angle.

5.weight

4kg

9.7kg

7.65kg

7.5kg

Best

Asus VX278Q 27"

4.5g

6.width

579.9mm

816.1mm

625mm

641.9mm

Best

Toshiba PA3923U-2LC3

340.5mm

relevant

Display

1.response time

4ms

5ms

1ms

7ms

Response time is how long it takes for a display to change the state of pixels, in order to show new content. The less time it takes to respond, the less likely it is to blur fast-changing images.

Best

LG UltraGear 34GK950F 34"

1ms

2.pixel density

92ppi

109ppi

108ppi

82ppi

Best

Dell UltraSharp UP3218K

280ppi

3.screen size

23.8"

34"

27"

27"

The bigger the screen size is, the better the user experience.

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.

5.has an IPS screen
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.

6.resolution

1920 x 1080px

3440 x 1440px

2560 x 1440px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

relevant

Colors

1.luminance

250cd/m²

300cd/m²

350cd/m²

270cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.contrast ratio

1000:1

1000:1

100000000:1

1000:1

Contrast ratio is the visual distance between the lightest and the darkest colors that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colors and more distinctive color gradation.

Best

Acer XB0 XB240H 24"

100000000:1

3.has an ambient light sensor
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.

For example

Samsung CHG90 49"

relevant

Connectivity

1.has a HDMI output
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.

2.HDMI ports

1

1

2

1

More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.

Best

Acer HN274H

4

3.has a socket for a 3.5 mm audio jack
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

With a standard mini jack socket, you can use the device with most headphones.

4.has a DVI connector
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.

5.has a VGA connector
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.

6.has FireWire
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

A FireWire port allows fast transfers of big files such as HD movies. However, newer USB versions achieve a similar speed.

For example

Dell S2316H 23"

relevant

Power

1.power consumption operation

19W

51W

38.7W

21W

How much power the device consumes when it's switched on.

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.4W

0.5W

0.5W

0.5W

How much power the device consumes when shut down but still plugged in.

Best

Asus MB168B Plus

0W

3.has a sleep timer
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

A sleep timer is a function that shuts off the power after a preset amount of time.

relevant

Features

1.has stereo speakers
Acer K2 K242HYL 23.8"
Acer XR XR342CK 34"
Asus MG278Q 27"
Dell S2740L

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

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