Dell S2740LHP LD4220tm
Top 27%636 points
Top 27%
Top 34%580 points
Top 34%
Dell S2740L
HP LD4220tm
vs
Top specs and features

Dell S2740L vs HP LD4220tm: 29 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.
7ms
Samsung CHG70 32": 1ms
9ms

2. power consumption operation

How much power the device consumes when it's switched on.
21W
Sharp LB-1085: 1.1W
250W

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 S2740L
HP LD4220tm
85% have it

4. screen size

The bigger the screen size is, the better the user experience.
27"
Sharp LB-1085: 108"
42"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell S2740L
HP LD4220tm
60% have it

6. 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
Acer XB0 XB240H 24": 100000000:1
1200:1

7. 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 S2740L
HP LD4220tm
83% have it

8. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell S2740L
HP LD4220tm
27% have it

9. weight

18.4kg lighter.
7.5kg
Asus VX278Q 27": 4.5g
25.9kg

10. 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 S2740L
HP LD4220tm
33% have it

11. resolution

0% higher resolution.
1920 x 1080px
Dell UltraSharp UP3218K: 7680 x 4320px
1920 x 1080px

12. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Dell S2740L
HP LD4220tm
56% have it

13. height

105.3mm shorter.
458.7mm
Asus VP228N 21.5": 3.9mm
564mm

14. luminance

Luminance is the intensity of light that a device emits.
270cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
700cd/m²

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
178º

17. pixel density

1.58x higher pixel density.
82ppi
Dell UltraSharp UP3218K: 280ppi
52ppi

18. supports swivel

Swivel is the ability for the monitor head to be rotated left or right. This enables users to share screen images without causing visual distortion.
Dell S2740L
HP LD4220tm
34% have it

19. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Dell S2740L
HP LD4220tm
76% have it

20. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell S2740L
HP LD4220tm
79% have it

21. width

332.1mm narrower.
641.9mm
Toshiba PA3923U-2LC3: 340.5mm
974mm

22. 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 S2740L
HP LD4220tm
69% have it

23. USB version

Newer USB versions are faster and have better power management.
2
Acer H7 H277HU 27": 3.1
2

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
178º

25. supports Ethernet

Ethernet is a local area network technology.
Dell S2740L
HP LD4220tm
3% have it

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