vs
vs
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
Top 45%2,702 points
Top 45%
Top 13%4,249 points
Top 13%
Top 3%4,740 points
Top 3%
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
Top specs and features

Acer K2 K212HQL 20.7" vs Dell UltraSharp U2212HM vs Dell UltraSharp UP2715K: 31 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
LG UltraGear 34GK950F 34": 1ms
8ms
8ms

2. screen size

The bigger the screen size is, the better the user experience.
20.7"
Sharp LB-1085: 108"
21.5"
27"

3. power consumption operation

How much power the device consumes when it's switched on.
21.5W
Sharp LB-1085: 1.1W
70W
100W

4. 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.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
86% have it

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
61% have it

6. resolution

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

7. pixel density

106ppi
Dell UltraSharp UP3218K: 280ppi
102ppi
218ppi

8. 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.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
84% have it

9. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
28% have it

10. contrast ratio

Contrast ratio is the visual distance between the lightest and the darkest colors that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colors and more distinctive color gradation.
600:1
Acer XB0 XB240H 24": 100000000:1
1000:1
1000:1

11. luminance

Luminance is the intensity of light that a device emits.
200cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
250cd/m²
350cd/m²

12. 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.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
34% have it

13. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
80% have it

14. power consumption on standby

How much power the device consumes when shut down but still plugged in.
0.4W
Asus MB168B Plus: 0W
0.5W
1.2W

15. 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.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
70% have it

16. thickness

207.5mm
LG 22EA53VQ: 5.5mm
59.5mm
47.9mm

17. height

294.6mm
Asus VP228N 21.5": 3.9mm
355.6mm
384.6mm

18. weight

2.7kg
Asus VX278Q 27": 4.5g
2.7kg
7.14kg

19. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
56% have it

20. Has a swivel stand

A swivel stand allows you to adjust the position of the display left or right, so you can position it to the desired angle.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
35% have it

21. display colors

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

22. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
76% have it

23. width

490.7mm
Toshiba PA3923U-2LC3: 340.5mm
513mm
637.3mm

24. 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.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
30% have it

25. displays 3D with glasses

The device displays 3D images which you can only see with special 3D glasses. Unlike glasses-free 3D displays, the screens of these devices have larger viewing angles.
Acer K2 K212HQL 20.7"
Dell UltraSharp U2212HM
Dell UltraSharp UP2715K
5% have it

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