Dell S2240LDell ST2421L
Top 28%609 points
Top 28%
Top 30%596 points
Top 30%
Dell S2240L
Dell ST2421L
vs
Top specs and features

Dell S2240L vs Dell ST2421L: 28 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.
7ms
Samsung CHG70 32": 1ms
5ms

2. 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 S2240L
Dell ST2421L
85% have it

3. power consumption operation

How much power the device consumes when it's switched on.
18W
Sharp LB-1085: 1.1W
30W

4. screen size

The bigger the screen size is, the better the user experience.
21.5"
Sharp LB-1085: 108"
24"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell S2240L
Dell ST2421L
60% have it

6. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell S2240L
Dell ST2421L
27% have it

7. supports total tilt

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.
Dell S2240L
Dell ST2421L
83% have it

8. has an IPS screen

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.
Dell S2240L
Dell ST2421L
33% have it

9. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Dell S2240L
Dell ST2421L
56% have it

10. resolution

0% higher resolution.
1920 x 1080px
Dell UltraSharp UP3218K: 7680 x 4320px
1920 x 1080px

11. weight

563g lighter.
3.7kg
Asus VX278Q 27": 4.5g
4.26kg

12. luminance

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

13. height

24.2mm shorter.
380.2mm
Asus VP228N 21.5": 3.9mm
356mm

14. shipping weight

The shipping weight gives you the information about the all package weight.
4.9kg
Asus VP247N 23.6": 0.8kg
5.7kg

15. 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 S2240L
Dell ST2421L
29% have it

16. maximum horizontal viewing angle

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

17. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Dell S2240L
Dell ST2421L
76% have it

18. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell S2240L
Dell ST2421L
79% have it

19. width

74.9mm narrower.
499.1mm
Toshiba PA3923U-2LC3: 340.5mm
574mm

20. 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 S2240L
Dell ST2421L
41% 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.
178º
Acer Predator X35 35" UW-UXGA: 178º
160º

22. HDMI ports

More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
1
Acer HN274H: 4
1

23. 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 S2240L
Dell ST2421L
69% have it

24. has a sleep timer

A sleep timer is a function that shuts off the power after a preset amount of time.
Dell S2240L
Dell ST2421L
6% have it

25. 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.
0
Sony LMD1751W: 4
3

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