vs
Dell 28" Ultra HD 4K
Samsung U28D590D
Top 20%3,899 points
Top 20%
Top 13%4,250 points
Top 13%
Dell 28" Ultra HD 4K
Samsung U28D590D
Top specs and features

Dell 28" Ultra HD 4K vs Samsung U28D590D: 22 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.
2ms
LG UltraGear 34GK950F 34": 1ms
1ms

2. screen size

The bigger the screen size is, the better the user experience.
28"
Sharp LB-1085: 108"
28"

3. power consumption operation

How much power the device consumes when it's switched on.
30W
Sharp LB-1085: 1.1W
32W

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.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
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.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
61% have it

6. resolution

0% higher resolution.
3840 x 2160px
Dell UltraSharp UP3218K: 7680 x 4320px
3840 x 2160px

7. pixel density

0.22% higher pixel density.
157ppi(Dell P2815Q)
Dell UltraSharp UP3218K: 280ppi
157.35ppi

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.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
84% have it

9. 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.
1000:1(Dell P2815Q)
Acer XB0 XB240H 24": 100000000:1
10000000:1

10. luminance

Luminance is the intensity of light that a device emits.
300cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
370cd/m²

11. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
28% have it

12. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
80% have it

13. maximum horizontal viewing angle

Horizontal viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
170º(Dell P2815Q)
LG UltraGear 34GK950F 34": 178º
170º

14. power consumption on standby

How much power the device consumes when shut down but still plugged in.
0.5W (Dell P2815Q)
Asus MB168B Plus: 0W
0.3W

15. maximum vertical viewing angle

Vertical viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
160º(Dell P2815Q)
LG UltraGear 34GK950F 34": 178º
160º

16. 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.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
35% have it

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 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
76% have it

18. 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 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
41% have it

19. Supports 4K resolution

Allows you to view in ultra-high definition.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
2% have it

20. HDMI ports (side)

HDMI ports on the side are easier to access than those in the back and can be useful for plugging and unplugging devices quickly.
0(Dell P2815Q)
Asus ProArt PA27AQ 27": 2
2

21. has a sleep timer

A sleep timer is a function that shuts off the power after a preset amount of time.
Dell 28" Ultra HD 4K
Samsung U28D590D
7% have it

22. supports portrait mode

The screen can be turned into portrait mode which is better to view isolated images like documents, photos, etc.
Dell 28" Ultra HD 4K(Dell P2815Q)
Samsung U28D590D
12% have it

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