97points

Asus VG23AH

76points

Dell ST2421L

63points

NEC LCD1990SXI

Comparison winner
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI
vs
vs

29 facts in comparison

Asus VG23AH vs Dell ST2421L vs NEC LCD1990SXI

Asus VG23AH
Dell ST2421L
NEC LCD1990SXI
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

Why is Asus VG23AH better than Dell ST2421L & NEC LCD1990SXI?

  • Response time
    5msvs5,18ms
  • Has stereo speakers
  • Displays 3D with glasses

Why is Dell ST2421L better than Asus VG23AH & NEC LCD1990SXI?

  • Power consumption operation
    30W vs40,46W
  • Weight
    4.26kgvs6500,9000g
  • Thickness
    61mmvs69,80mm

Why is NEC LCD1990SXI better than Asus VG23AH & Dell ST2421L?

  • Height
    330.3mmvs350,356mm
  • Supports VESA mount
  • Width
    402.3mmvs550.2,574mm
  • Has an ambient light sensor

Top specs and features

relevant

General info

1.supports total tilt
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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

356mm

330.3mm

Best

Asus VP228N 21.5"

3.9mm

3.Supports VESA mount
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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
Dell ST2421L
NEC LCD1990SXI

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.thickness

69mm

61mm

80mm

Best

LG 22EA53VQ

5.5mm

6.weight

6.5kg

4.26kg

9kg

Best

Asus VX278Q 27"

4.5g

relevant

Display

1.response time

5ms

5ms

18ms

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"

24"

19"

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

Best

Sharp LB-1085

108"

3.every pixel has three subpixels
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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
Dell ST2421L
NEC LCD1990SXI

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

1280 x 1024px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.maximum horizontal viewing angle

178º

170º

178º

Horizontal viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.

Best

LG UltraGear 34GK950F 34"

178º

relevant

Colors

1.luminance

250cd/m²

250cd/m²

220cd/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

16.7m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

3.has an ambient light sensor
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.

4.supports color calibration
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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.

For example

LG UltraGear 34GK950F 34"

relevant

Connectivity

1.has a HDMI output
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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

2.has a socket for a 3.5 mm audio jack
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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

3.has a DVI connector
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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

4.has a VGA connector
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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

relevant

Power

1.power consumption operation

40W

30W

46W

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

Best

Sharp LB-1085

1.1W

relevant

Features

1.has stereo speakers
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

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 a front camera
Asus VG23AH
Dell ST2421L
NEC LCD1990SXI

A front camera, also called secondary camera, can be used for video chats/selfies.

For example

LG 27MD5K 27"

Top 10 monitors

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