78points

Dell 28" Ultra HD 4K

83points

Dell UltraSharp U2717D 27"

Dell 28" Ultra HD 4K
Comparison winner
Dell UltraSharp U2717D 27"
vs
vs

25 facts in comparison

Dell 28" Ultra HD 4K vs Dell UltraSharp U2717D 27"

Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"
78
points
83
points

Why is Dell 28" Ultra HD 4K better than Dell UltraSharp U2717D 27"?

  • 4ms less response time
    2msvs6ms
  • 44W lower power consumption on operation
    30W vs74W
  • Has a VGA connector
  • Supports 4K resolution

Why is Dell UltraSharp U2717D 27" better than Dell 28" Ultra HD 4K?

  • 50cd/m² more luminance
    350cd/m²vs300cd/m²
  • 8º wider horizontal viewing angle
    178ºvs170º
  • 0.2W lower power consumption on standby
    0.3W vs0.5W
  • Supports VESA mount
  • 18º wider vertical viewing angle
    178ºvs160º
  • 2 more USB count sides
    2vs0

Top specs and features

General info

1.supports total tilt
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

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.

2.Supports VESA mount
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

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.

3.Has a swivel stand
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

A swivel stand allows you to adjust the position of the display left or right, so you can position it to the desired angle.

4.supports portrait mode
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

The screen can be turned into portrait mode which is better to view isolated images like documents, photos, etc.

Display

1.response time

2ms

6ms

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.

Best

LG UltraGear 34GK950F 34"

1ms

2.pixel density

157ppi (Dell P2815Q)

108ppi

Best

Dell UltraSharp UP3218K

280ppi

3.screen size

28"

27"

The bigger the screen size is, the better the user experience.

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

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.

5.resolution

3840 x 2160px

2560 x 1440px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has anti-glare coating
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

Anti-glare helps to reduce the external reflections of light coming from outside the display.

Colors

1.luminance

300cd/m²

350cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.contrast ratio

1000:1 (Dell P2815Q)

1000:1

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.

Best

Acer XB0 XB240H 24"

100000000:1

Connectivity

1.has a HDMI output
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.

2.HDMI ports

1 (Dell P2815Q)

1

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

Best

Acer HN274H

4

3.has a socket for a 3.5 mm audio jack
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

With a standard mini jack socket, you can use the device with most headphones.

4.has a VGA connector
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.

5.USB ports

5 (Dell P2815Q)

2

With more USB ports, you are able to connect more devices.

Best

Asus PA279Q

7

6.USB version

3 (Dell P2815Q)

3

Newer USB versions are faster and have better power management.

Best

Acer H7 H277HU 27"

3.1

Power

1.power consumption operation

30W

74W

How much power the device consumes when it's switched on.

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W (Dell P2815Q)

0.3W

How much power the device consumes when shut down but still plugged in.

Best

Asus MB168B Plus

0W

Miscellaneous

1.Supports 4K resolution
Dell 28" Ultra HD 4K
Dell UltraSharp U2717D 27"

Allows you to view in ultra-high definition.

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