57points

Acer CB CB280HK 28"

80points

HP ZR2740w

Acer CB CB280HK 28"
Comparison winner
HP ZR2740w
vs
vs

41 facts in comparison

Acer CB CB280HK 28" vs HP ZR2740w

Acer CB CB280HK 28"
HP ZR2740w
Acer CB CB280HK 28"
HP ZR2740w
57
points
80
points

Why is Acer CB CB280HK 28" better than HP ZR2740w?

  • 6ms less response time
    1msvs7ms
  • Has a HDMI output
  • Has stereo speakers
  • 11mm shorter
    381mmvs392mm
  • Has a VGA connector
  • Supports PiP and PaP
  • Supports portrait mode
  • Supports common interface

Why is HP ZR2740w better than Acer CB CB280HK 28"?

  • 80cd/m² more luminance
    380cd/m²vs300cd/m²
  • Has an IPS screen
  • Has anti-glare coating
  • 1053.3m more display colors
    1070mvs16.7m
  • 176.6mm thinner
    68mmvs244.6mm
  • Supports VESA mount
  • Has a swivel stand
  • 12.6mm narrower
    646mmvs658.6mm

Top specs and features

General info

1.supports total tilt
Acer CB CB280HK 28"
HP ZR2740w

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

381mm

392mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

244.6mm

68mm

Best

LG 22EA53VQ

5.5mm

4.Supports VESA mount
Acer CB CB280HK 28"
HP ZR2740w

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.

5.Has a swivel stand
Acer CB CB280HK 28"
HP ZR2740w

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

6.width

658.6mm

646mm

Best

Toshiba PA3923U-2LC3

340.5mm

Display

1.pixel density

157ppi

101ppi

Best

Dell UltraSharp UP3218K

280ppi

2.response time

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

3.screen size

28"

27"

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

Best

Sharp LB-1085

108"

4.has an IPS screen
Acer CB CB280HK 28"
HP ZR2740w

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. PLS (Plane to Line Switching) is a type of IPS screen developed by Samsung, which has increased brightness and lower production costs.

5.resolution

3840 x 2160px

2560 x 1600px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.every pixel has three subpixels
Acer CB CB280HK 28"
HP ZR2740w

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.

Colors

1.luminance

300cd/m²

380cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.display colors

16.7m

1070m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

3.contrast ratio

1000:1

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

4.has an ambient light sensor
Acer CB CB280HK 28"
HP ZR2740w

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"

5.supports color calibration
Acer CB CB280HK 28"
HP ZR2740w

A properly calibrated screen represents colors as they are and i.e. you can conduct a photo shoot while verifying your photos in real time. An internal sensor and/or colorimeter is usually included for trouble-free calibration.

Connectivity

1.has a HDMI output
Acer CB CB280HK 28"
HP ZR2740w

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

2.HDMI ports

1

0

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 DVI connector
Acer CB CB280HK 28"
HP ZR2740w

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

4.USB ports

0

4

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

Best

Asus PA279Q

7

5.has a VGA connector
Acer CB CB280HK 28"
HP ZR2740w

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

6.has FireWire
Acer CB CB280HK 28"
HP ZR2740w

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"

Features

1.has stereo speakers
Acer CB CB280HK 28"
HP ZR2740w

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

2.supports PiP and PaP
Acer CB CB280HK 28"
HP ZR2740w

Devices supporting PiP and PaP - Picture in Picture can show two images from different sources at the same time by splitting the viewing window or creating a smaller window inside the bigger image.

3.has DTS Surround
Acer CB CB280HK 28"
HP ZR2740w

DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.

For example

Acer S7 S277HK 27"

4.supports Dolby Digital Plus
Acer CB CB280HK 28"
HP ZR2740w

If a device supports Dolby Digital Plus it can deliver up to fourteen different audio channels (sides) with improved bitrates, for a much better sound quality.

For example

LG UltraGear 34GK950F 34"

5.has a search browser
Acer CB CB280HK 28"
HP ZR2740w

With a search browser application you can surf the internet from your device.

For example

Philips Brilliance 492P8 49″

6.has a child lock
Acer CB CB280HK 28"
HP ZR2740w

A child lock enables adults to prevent or restrict children’s use of the device.

For example

Asus VP228N 21.5"

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