74points

Acer XZ XZ321Q 31.5"

93points

Dell S2817Q 28"

Acer XZ XZ321Q 31.5"
Comparison winner
Dell S2817Q 28"
vs
vs

37 facts in comparison

Acer XZ XZ321Q 31.5" vs Dell S2817Q 28"

Acer XZ XZ321Q 31.5"
Dell S2817Q 28"
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"
74
points
93
points

Why is Acer XZ XZ321Q 31.5" better than Dell S2817Q 28"?

  • 50W lower power consumption on operation
    40W vs90W
  • Has stereo speakers
  • Has a swivel stand
  • Has DTS Surround
  • Has a curved display

Why is Dell S2817Q 28" better than Acer XZ XZ321Q 31.5"?

  • 2ms less response time
    2msvs4ms
  • Every pixel has three subpixels
  • 4x higher resolution
    3840 x 2160pxvs1920 x 1080px
  • 2.24x higher pixel density
    157ppivs70ppi
  • Has an IPS screen
  • 1 more HDMI ports
    2vs1
  • 1057.3m more display colors
    1074mvs16.7m
  • 74.05mm shorter
    383.5mmvs457.55mm

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Top specs and features

General info

1.supports total tilt
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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

457.55mm

383.5mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

300mm

185.4mm

Best

LG 22EA53VQ

5.5mm

4.Supports VESA mount
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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 XZ XZ321Q 31.5"
Dell S2817Q 28"

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

722mm

657.9mm

Best

Toshiba PA3923U-2LC3

340.5mm

Display

1.pixel density

70ppi

157ppi

Best

Dell UltraSharp UP3218K

280ppi

2.response time

4ms

2ms

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

31.5"

27.9"

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

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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.resolution

1920 x 1080px

3840 x 2160px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has an IPS screen
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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.

Colors

1.luminance

300cd/m²

300cd/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

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

1074m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

4.has an ambient light sensor
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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 XZ XZ321Q 31.5"
Dell S2817Q 28"

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

2.DisplayPort outputs

1

1

Allows you to connect to a display using DisplayPort.

Best

Dell UltaSharp U2417H 24"

2

3.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

4.has a DVI connector
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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 XZ XZ321Q 31.5"
Dell S2817Q 28"

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

For example

Philips Brilliance 492P8 49″

6.USB ports

4

2

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

Best

Asus PA279Q

7

Power

1.power consumption operation

40W

90W

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

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

Best

Asus MB168B Plus

0W

Features

1.has stereo speakers
Acer XZ XZ321Q 31.5"
Dell S2817Q 28"

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 XZ XZ321Q 31.5"
Dell S2817Q 28"

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 XZ XZ321Q 31.5"
Dell S2817Q 28"

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

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