Dell ST2421LNEC AS221WM
Top 30%596 points
Top 30%
Top 35%552 points
Top 35%
Dell ST2421L
NEC AS221WM
vs
Top specs and features

Dell ST2421L vs NEC AS221WM: 25 facts in comparison

1. response time

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.
5ms
Samsung CHG70 32": 1ms
5ms

2. power consumption operation

How much power the device consumes when it's switched on.
30W
Sharp LB-1085: 1.1W
24W

3. every pixel has three subpixels

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.
Dell ST2421L
NEC AS221WM
85% have it

4. screen size

The bigger the screen size is, the better the user experience.
24"
Sharp LB-1085: 108"
22"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell ST2421L
NEC AS221WM
60% have it

6. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell ST2421L
NEC AS221WM
27% have it

7. resolution

17.55% higher resolution.
1920 x 1080px
Dell UltraSharp UP3218K: 7680 x 4320px
1680 x 1050px

8. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Dell ST2421L
NEC AS221WM
56% have it

9. weight

737g lighter.
4.26kg
Asus VX278Q 27": 4.5g
5kg

10. height

13.1mm shorter.
356mm
Asus VP228N 21.5": 3.9mm
342.9mm

11. luminance

Luminance is the intensity of light that a device emits.
250cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
250cd/m²

12. maximum horizontal viewing angle

Horizontal viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
170º
Acer Predator X35 35" UW-UXGA: 178º
176º

13. has stereo speakers

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
Dell ST2421L
NEC AS221WM
29% have it

14. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Dell ST2421L
NEC AS221WM
76% have it

15. thickness

4.2mm thinner.
61mm
LG 22EA53VQ: 5.5mm
65.2mm

16. width

68.8mm narrower.
574mm
Toshiba PA3923U-2LC3: 340.5mm
505.2mm

17. display colors

Number of colors that a display can accurately reproduce.
16.7m
Dell UltraSharp UP2716D 27": 1074m
16.7m

18. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell ST2421L
NEC AS221WM
79% have it

19. has a socket for a 3.5 mm audio jack

With a standard mini jack socket, you can use the device with most headphones.
Dell ST2421L
NEC AS221WM
41% have it

20. Supports VESA mount

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.
Dell ST2421L
NEC AS221WM
69% have it

21. maximum vertical viewing angle

Vertical viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
160º
Acer Predator X35 35" UW-UXGA: 178º
170º

22. has a touch screen

You can operate the device easily, by pressing the screen with your fingers.
Dell ST2421L
NEC AS221WM
5% have it

23. component ports

The more component ports a device has, the more devices can be simultaneously connected, such as video game consoles and set-top boxes.
3
Sony LMD1751W: 4
1

24. has an ambient light sensor

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.
Dell ST2421L
NEC AS221WM
7% have it

25. supports digital input

Digital inputs carry a binary digital signal, instead of an analog signal. Digital input improves the quality of the projection.
Dell ST2421L
NEC AS221WM
17% have it

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