76points

Acer H7 H277H 27"

91points

Asus PB238Q

78points

Dell S2240T 21.5"

Acer H7 H277H 27"
Comparison winner
Asus PB238Q
Dell S2240T 21.5"
vs
vs

46 facts in comparison

Acer H7 H277H 27" vs Asus PB238Q vs Dell S2240T 21.5"

Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

Why is Acer H7 H277H 27" better than Asus PB238Q & Dell S2240T 21.5"?

  • Response time
    4msvs6,12ms

Why is Asus PB238Q better than Acer H7 H277H 27" & Dell S2240T 21.5"?

  • Power consumption operation
    22W vs30,30W
  • Thickness
    57.6mmvs217,205.7mm
  • Has a swivel stand

Why is Dell S2240T 21.5" better than Acer H7 H277H 27" & Asus PB238Q?

  • Pixel density
    102ppivs81,95.78ppi
  • Has anti-glare
  • Height
    320mmvs370.8,323.7mm
  • Weight
    3.4kgvs4500,5500g
  • Shipping weight
    5.1kgvs7,8.4kg
  • Width
    523.2mmvs620,548.4mm
  • Has a touch screen

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Top specs and features

relevant

General info

1.supports total tilt
Acer H7 H277H 27"
Asus PB238Q
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.height

370.8mm

323.7mm

320mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

217mm

57.6mm

205.7mm

Best

LG 22EA53VQ

5.5mm

4.weight

4.5kg

5.5kg

3.4kg

Best

Asus VX278Q 27"

4.5g

5.Has a swivel stand
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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.Supports VESA mount
Acer H7 H277H 27"
Asus PB238Q
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.

relevant

Display

1.response time

4ms

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.screen size

27"

23"

21.5"

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

Best

Sharp LB-1085

108"

3.every pixel has three subpixels
Acer H7 H277H 27"
Asus PB238Q
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.

4.resolution

1920 x 1080px

1920 x 1080px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

5.pixel density

81ppi

95.78ppi

102ppi

Best

Dell UltraSharp UP3218K

280ppi

6.has an IPS screen
Acer H7 H277H 27"
Asus PB238Q
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.

relevant

Colors

1.contrast ratio

1000:1

80000000:1

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

2.luminance

250cd/m²

250cd/m²

250cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

3.display colors

16.7m

16.7m

16.7m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

4.has an ambient light sensor
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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"

relevant

Connectivity

1.has a HDMI output
Acer H7 H277H 27"
Asus PB238Q
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

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 DVI connector
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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

4.has a socket for a 3.5 mm audio jack
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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

5.has a VGA connector
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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

6.Is DLNA certified
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

All DLNA certified products are compatible with one another. When different devices are connected to the same network, data can be transferred easily between them.

For example

Samsung T23B550EW

relevant

Power

1.power consumption operation

30W

22W

30W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W

0.5W

0.5W

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

Best

Asus MB168B Plus

0W

relevant

Features

1.has stereo speakers
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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

2.has DTS Surround
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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"

3.supports Dolby Digital
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

If the device supports Dolby Digital it can deliver up to six different audio channels (sides) for a much better sound quality.

For example

Samsung T23B550EW

4.has a child lock
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

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

For example

Asus VP228N 21.5"

5.supports Dolby Virtual
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

Dolby Virtual Speaker produces a surround sound experience over the stereo speakers.

For example

Asus 27T1EH

6.supports Dolby Digital MS10
Acer H7 H277H 27"
Asus PB238Q
Dell S2240T 21.5"

If a device supports Dolby Digital MS10 it can decode Dolby Digital and Dolby Digital Plus.

For example

LG UltraGear 34GK950F 34"

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