Dell UltraSharp UP2716D 27" vs Dell UltraSharp U2717DA 27" vs HP L2401x: 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.
6ms
Acer Predator XB2 (XB252Q) 24.5": 1ms
6ms
12ms
2. power consumption operation
How much power the device consumes when it's switched on.
130W
Sharp LB-1085: 1.1W
74W
28W
3. screen size
The bigger the screen size is, the better the user experience.
27"
Sharp LB-1085: 108"
27"
24"
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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
85% 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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
60% have it
6. resolution
2560 x 1440px
Dell UltraSharp UP3218K: 7680 x 4320px
2560 x 1440px
1920 x 1080px
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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
83% have it
8. pixel density
108ppi
Dell UltraSharp UP3218K: 280ppi
108ppi
92ppi
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
Acer XB0 XB240H 24": 100000000:1
1000:1
5000:1
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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
33% have it
11. has anti-glare
Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
28% have it
12. luminance
Luminance is the intensity of light that a device emits.
300cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
350cd/m²
250cd/m²
13. maximum horizontal viewing angle
Horizontal viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
178º
LG 32UK950 32": 178º
178º
178º
14. has an LED-backlit display
Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
2
Acer HN274H: 4
1
1
16. thickness
200.7mm
LG 22EA53VQ: 5.5mm
195.6mm
11mm
17. height
363.2mm
Asus VP228N 21.5": 3.9mm
355.6mm
431.3mm
18. weight
4.56kg
Asus VX278Q 27": 4.5g
4.49kg
4.6kg
19. power consumption on standby
How much power the device consumes when shut down but still plugged in.
0.3W
Asus MB168B Plus: 0W
0.3W
0.5W
20. 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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
69% have it
21. 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 UltraSharp UP2716D 27"
Dell UltraSharp U2717DA 27"
HP L2401x
34% have it
22. maximum vertical viewing angle
Vertical viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
178º
LG 32UK950 32": 178º
178º
178º
23. display colors
Number of colors that a display can accurately reproduce.
1074m
Dell UltraSharp UP2716D 27": 1074m
16.7m
16.7m
24. width
612.1mm
Toshiba PA3923U-2LC3: 340.5mm
611.4mm
566.9mm
25. has a VGA connector
VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.