89points

Acer XR XR342CK 34"

87points

Dell UltraSharp U2717DA 27"

68points

HP L2401x

Comparison winner
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x
vs
vs

35 facts in comparison

Acer XR XR342CK 34" vs Dell UltraSharp U2717DA 27" vs HP L2401x

Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x
89
points
87
points
68
points

Why is Acer XR XR342CK 34" better than Dell UltraSharp U2717DA 27" & HP L2401x?

  • Response time
    5msvs6,12ms
  • Has stereo speakers
  • Has a curved display

Why is Dell UltraSharp U2717DA 27" better than Acer XR XR342CK 34" & HP L2401x?

  • Height
    355.6mmvs368.3,431.3mm
  • Power consumption on standby
    0.3W vs0.5,0.5W
  • Has a socket for a 3.5 mm audio jack
  • Weight
    4.49kgvs9697.8,4600g
  • Supports portrait mode

Why is HP L2401x better than Acer XR XR342CK 34" & Dell UltraSharp U2717DA 27"?

  • Power consumption operation
    28W vs51,74W
  • Contrast ratio
    5000:1vs1000,1000:1
  • Thickness
    11mmvs309.1,195.6mm
  • Has a VGA connector
  • Width
    566.9mmvs816.1,611.4mm

Top specs and features

General info

1.supports total tilt
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

368.3mm

355.6mm

431.3mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

309.1mm

195.6mm

11mm

Best

LG 22EA53VQ

5.5mm

4.Has a swivel stand
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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.Supports VESA mount
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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.

6.width

816.1mm

611.4mm

566.9mm

Best

Toshiba PA3923U-2LC3

340.5mm

Display

1.response time

5ms

6ms

12ms

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

109ppi

108ppi

92ppi

Best

Dell UltraSharp UP3218K

280ppi

3.screen size

34"

27"

24"

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

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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 XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

3440 x 1440px

2560 x 1440px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

Colors

1.luminance

300cd/m²

350cd/m²

250cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.display colors

1070m

16.7m

16.7m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

3.contrast ratio

1000:1

1000:1

5000:1

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

4.has an ambient light sensor
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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"

Connectivity

1.has a HDMI output
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

2.HDMI ports

1

1

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 XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

4.has a DVI connector
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

For example

Samsung CJ791

5.has a VGA connector
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

6.USB ports

4

4

0

With more USB ports, you are able to connect more devices.

Best

Asus PA279Q

7

Power

1.power consumption operation

51W

74W

28W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W

0.3W

0.5W

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

Best

Asus MB168B Plus

0W

Features

1.has stereo speakers
Acer XR XR342CK 34"
Dell UltraSharp U2717DA 27"
HP L2401x

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

Videos

Powered by

Top 10 monitors

Add to comparison
    This page is currently only available in English.