57points

Acer CB CB280HK 28"

76points

Sharp PN-K321

Acer CB CB280HK 28"
Comparison winner
Sharp PN-K321
vs
vs

40 facts in comparison

Acer CB CB280HK 28" vs Sharp PN-K321

Acer CB CB280HK 28"
Sharp PN-K321
Acer CB CB280HK 28"
Sharp PN-K321

Why is Acer CB CB280HK 28" better than Sharp PN-K321?

  • 7ms less response time
    1msvs8ms
  • Supports total tilt
  • 60mm shorter
    381mmvs441mm
  • Has stereo speakers
  • Has a DVI connector
  • 91.4mm narrower
    658.6mmvs750mm
  • Has a VGA connector
  • Supports PiP and PaP

Why is Sharp PN-K321 better than Acer CB CB280HK 28"?

  • 10.71% bigger screen size
    31"vs28"
  • 50cd/m² more luminance
    350cd/m²vs300cd/m²
  • 1 more HDMI ports
    2vs1
  • 1053.3m more display colors
    1070mvs16.7m
  • Has a socket for a 3.5 mm audio jack
  • Supports VESA mount
  • 209.6mm thinner
    35mmvs244.6mm
  • Supports 4K resolution

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Top specs and features

relevant

General info

1.supports total tilt
Acer CB CB280HK 28"
Sharp PN-K321

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

441mm

Best

Asus VP228N 21.5"

3.9mm

3.Has a swivel stand
Acer CB CB280HK 28"
Sharp PN-K321

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

For example

LG UltraGear 34GK950F 34"

4.Supports VESA mount
Acer CB CB280HK 28"
Sharp PN-K321

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.thickness

244.6mm

35mm

Best

LG 22EA53VQ

5.5mm

6.width

658.6mm

750mm

Best

Toshiba PA3923U-2LC3

340.5mm

relevant

Display

1.response time

1ms

8ms

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.screen size

28"

31"

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

Best

Sharp LB-1085

108"

3.every pixel has three subpixels
Acer CB CB280HK 28"
Sharp PN-K321

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.

4.has an IPS screen
Acer CB CB280HK 28"
Sharp PN-K321

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.

For example

LG UltraGear 34GK950F 34"

5.resolution

3840 x 2160px

3840 x 2160px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has an LED-backlit display
Acer CB CB280HK 28"
Sharp PN-K321

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.

relevant

Colors

1.luminance

300cd/m²

350cd/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

800:1

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.display colors

16.7m

1070m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

4.has an ambient light sensor
Acer CB CB280HK 28"
Sharp PN-K321

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"
Sharp PN-K321

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.

relevant

Connectivity

1.has a HDMI output
Acer CB CB280HK 28"
Sharp PN-K321

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

2.HDMI ports

1

2

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 CB CB280HK 28"
Sharp PN-K321

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

4.has a DVI connector
Acer CB CB280HK 28"
Sharp PN-K321

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

5.has a VGA connector
Acer CB CB280HK 28"
Sharp PN-K321

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"
Sharp PN-K321

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

Features

1.has stereo speakers
Acer CB CB280HK 28"
Sharp PN-K321

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"
Sharp PN-K321

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"
Sharp PN-K321

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"
Sharp PN-K321

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"
Sharp PN-K321

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"
Sharp PN-K321

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

For example

Asus VP228N 21.5"

relevant

Miscellaneous

1.Supports 4K resolution
Acer CB CB280HK 28"
Sharp PN-K321

Allows you to view in ultra-high definition.

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