74points

Acer HN274H

77points

Dell S2240T 21.5"

Acer HN274H
Comparison winner
Dell S2240T 21.5"
vs
vs

27 facts in comparison

Acer HN274H vs Dell S2240T 21.5"

Acer HN274H
Dell S2240T 21.5"
Acer HN274H
Dell S2240T 21.5"
74
points
77
points

Why is Acer HN274H better than Dell S2240T 21.5"?

  • 10ms less response time
    2msvs12ms
  • Has a DVI connector
  • Has a VGA connector
  • Displays 3D with glasses

Why is Dell S2240T 21.5" better than Acer HN274H?

  • Every pixel has three subpixels
  • 15.5W lower power consumption on operation
    30W vs45.5W
  • 25.02% higher pixel density
    102ppivs81.59ppi
  • Supports total tilt
  • Has an IPS screen
  • Has anti-glare coating
  • 8º wider horizontal viewing angle
    178ºvs170º
  • 1.2W lower power consumption on standby
    0.5W vs1.7W

Top specs and features

General info

1.supports total tilt
Acer HN274H
Dell S2240T 21.5"

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.Supports VESA mount
Acer HN274H
Dell S2240T 21.5"

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.

3.width

647.7mm

523.2mm

Best

Toshiba PA3923U-2LC3

340.5mm

4.weight

6kg

3.4kg

Best

Asus VX278Q 27"

4.5g

5.shipping weight

9kg

5.1kg

The gross weight of the product when packaged, including all wrapping, and boxing.

Best

Asus VP247N 23.6"

0.8kg

Display

1.response time

2ms

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

81.59ppi

102ppi

Best

Dell UltraSharp UP3218K

280ppi

3.screen size

27"

21.5"

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

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Acer HN274H
Dell S2240T 21.5"

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 HN274H
Dell S2240T 21.5"

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

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

Colors

1.luminance

300cd/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

16.7m

16.7m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

3.contrast ratio

100000000:1

3000:1

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

Connectivity

1.has a HDMI output
Acer HN274H
Dell S2240T 21.5"

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

2.HDMI ports

4

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 HN274H
Dell S2240T 21.5"

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

4.has a DVI connector
Acer HN274H
Dell S2240T 21.5"

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

5.has a VGA connector
Acer HN274H
Dell S2240T 21.5"

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

Power

1.power consumption operation

45.5W

30W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

1.7W

0.5W

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

Best

Asus MB168B Plus

0W

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