97points

Asus VG23AH

79points

Asus VG278HR

74points

Dell S2440L

Comparison winner
Asus VG23AH
Asus VG278HR
Dell S2440L
vs
vs

29 facts in comparison

Asus VG23AH vs Asus VG278HR vs Dell S2440L

Asus VG23AH
Asus VG278HR
Dell S2440L
Asus VG23AH
Asus VG278HR
Dell S2440L
97
points
79
points
74
points

Why is Asus VG23AH better than Asus VG278HR & Dell S2440L?

  • Has anti-glare coating
  • Has stereo speakers
  • Height
    350mmvs438,417.9mm
  • Width
    550.2mmvs643,567.4mm

Why is Asus VG278HR better than Asus VG23AH & Dell S2440L?

  • Response time
    2msvs5,6ms

Why is Dell S2440L better than Asus VG23AH & Asus VG278HR?

  • Power consumption operation
    18W vs40,65W
  • Weight
    4.9kgvs6500,8300g
  • Shipping weight
    5.91kgvs9.7,12.1kg
  • Has a sleep timer

Top specs and features

General info

1.supports total tilt
Asus VG23AH
Asus VG278HR
Dell S2440L

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

350mm

438mm

417.9mm

Best

Asus VP228N 21.5"

3.9mm

3.Supports VESA mount
Asus VG23AH
Asus VG278HR
Dell S2440L

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.

4.Has a swivel stand
Asus VG23AH
Asus VG278HR
Dell S2440L

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

5.width

550.2mm

643mm

567.4mm

Best

Toshiba PA3923U-2LC3

340.5mm

6.weight

6.5kg

8.3kg

4.9kg

Best

Asus VX278Q 27"

4.5g

Display

1.response time

5ms

2ms

6ms

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

23"

27"

24"

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

Best

Sharp LB-1085

108"

3.every pixel has three subpixels
Asus VG23AH
Asus VG278HR
Dell S2440L

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
Asus VG23AH
Asus VG278HR
Dell S2440L

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.

5.resolution

1920 x 1080px

1920 x 1080px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has anti-glare coating
Asus VG23AH
Asus VG278HR
Dell S2440L

Anti-glare helps to reduce the external reflections of light coming from outside the display.

Colors

1.luminance

250cd/m²

300cd/m²

250cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.has an ambient light sensor
Asus VG23AH
Asus VG278HR
Dell S2440L

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
Asus VG23AH
Asus VG278HR
Dell S2440L

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

2.HDMI ports

2

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 socket for a 3.5 mm audio jack
Asus VG23AH
Asus VG278HR
Dell S2440L

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

4.has a DVI connector
Asus VG23AH
Asus VG278HR
Dell S2440L

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

5.has a VGA connector
Asus VG23AH
Asus VG278HR
Dell S2440L

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

Power

1.power consumption operation

40W

65W

18W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W

1W

0.5W

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

Best

Asus MB168B Plus

0W

3.has a sleep timer
Asus VG23AH
Asus VG278HR
Dell S2440L

A sleep timer is a function that shuts off the power after a preset amount of time.

Features

1.has stereo speakers
Asus VG23AH
Asus VG278HR
Dell S2440L

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

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