Dell UltraSharp UP2715KAOC e2250SwdaDell ST2421L
Top 8%801 points
Top 8%
Top 29%619 points
Top 29%
Top 30%611 points
Top 30%
Dell UltraSharp UP2715K
AOC e2250Swda
vs
Dell ST2421L
vs
Top specs and features

Dell UltraSharp UP2715K vs AOC e2250Swda vs Dell ST2421L: 27 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.
8ms
Samsung CHG70 32": 1ms
5ms
5ms

2. power consumption operation

How much power the device consumes when it's switched on.
100W
Sharp LB-1085: 1.1W
23W
30W

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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
85% have it

4. screen size

The bigger the screen size is, the better the user experience.
27"
Sharp LB-1085: 108"
21.5"
24"

5. 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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
83% have it

6. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
60% have it

7. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
27% have it

8. weight

7.14kg
Asus VX278Q 27": 4.5g
3.28kg
4.26kg

9. 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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
33% have it

10. resolution

5120 x 2880px
Dell UltraSharp UP3218K: 7680 x 4320px
1920 x 1080px
1920 x 1080px

11. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
56% have it

12. height

384.6mm
Asus VP228N 21.5": 3.9mm
408.47mm
356mm

13. luminance

Luminance is the intensity of light that a device emits.
350cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
250cd/m²
250cd/m²

14. 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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
29% have it

15. shipping weight

The shipping weight gives you the information about the all package weight.
13.5kg
Asus VP247N 23.6": 0.8kg
4.06kg
5.7kg

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
170º

17. thickness

47.9mm
LG 22EA53VQ: 5.5mm
190mm
61mm

18. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
76% have it

19. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
79% have it

20. width

637.3mm
Toshiba PA3923U-2LC3: 340.5mm
508.74mm
574mm

21. 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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
69% have it

22. display colors

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

23. 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 UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
41% have it

24. 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
160º

25. has a touch screen

You can operate the device easily, by pressing the screen with your fingers.
Dell UltraSharp UP2715K
AOC e2250Swda
Dell ST2421L
5% have it
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