69points

Apple Thunderbolt Display

77points

Dell S2240T 21.5"

Apple Thunderbolt Display
Comparison winner
Dell S2240T 21.5"
vs
vs

31 facts in comparison

Apple Thunderbolt Display vs Dell S2240T 21.5"

Apple Thunderbolt Display
Dell S2240T 21.5"
Apple Thunderbolt Display
Dell S2240T 21.5"
69
points
77
points

Why is Apple Thunderbolt Display better than Dell S2240T 21.5"?

  • Has a front camera
  • Supports thunderbolt
  • Supports Ethernet
  • Supports portrait mode
  • Has a glossy panel
  • Has an ambient light sensor
  • Has FireWire

Why is Dell S2240T 21.5" better than Apple Thunderbolt Display?

  • Has a HDMI output
  • 220W lower power consumption on operation
    30W vs250W
  • Supports total tilt
  • 3x higher static contrast ratio
    3000:1vs1000:1
  • Has anti-glare coating
  • 171mm shorter
    320mmvs491mm
  • Has a socket for a 3.5 mm audio jack
  • 1.5W lower power consumption on standby
    0.5W vs2W

Top specs and features

General info

1.supports total tilt
Apple Thunderbolt Display
Dell S2240T 21.5"

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.height

491mm

320mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

207mm

205.7mm

Best

LG 22EA53VQ

5.5mm

4.Supports VESA mount
Apple Thunderbolt Display
Dell S2240T 21.5"

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.

5.weight

10.8kg

3.4kg

Best

Asus VX278Q 27"

4.5g

6.width

650mm

523.2mm

Best

Toshiba PA3923U-2LC3

340.5mm

Display

1.pixel density

109ppi

102ppi

Best

Dell UltraSharp UP3218K

280ppi

2.response time

12ms

12ms

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

3.screen size

27"

21.5"

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

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Apple Thunderbolt Display
Dell S2240T 21.5"

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

2560 x 1440px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has an IPS screen
Apple Thunderbolt Display
Dell S2240T 21.5"

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.

Colors

1.luminance

375cd/m²

250cd/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

3000:1

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

3.display colors

16.7m

16.7m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

4.has an ambient light sensor
Apple Thunderbolt Display
Dell S2240T 21.5"

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.

Connectivity

1.has a HDMI output
Apple Thunderbolt Display
Dell S2240T 21.5"

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

2.has a socket for a 3.5 mm audio jack
Apple Thunderbolt Display
Dell S2240T 21.5"

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

3.supports thunderbolt
Apple Thunderbolt Display
Dell S2240T 21.5"

Thunderbolt is a connection over cable that carries both data and display signals over a single cable, while simultaneously providing power.

4.supports Ethernet
Apple Thunderbolt Display
Dell S2240T 21.5"

Ethernet is a local area network technology.

5.has FireWire
Apple Thunderbolt Display
Dell S2240T 21.5"

A FireWire port allows fast transfers of big files such as HD movies. However, newer USB versions achieve a similar speed.

Power

1.power consumption operation

250W

30W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

2W

0.5W

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

Best

Asus MB168B Plus

0W

Features

1.has a front camera
Apple Thunderbolt Display
Dell S2240T 21.5"

A front camera, also called secondary camera, can be used for video chats/selfies.

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