Acer p191wDell S2440L
Top 60%353 points
Top 60%
Top 28%631 points
Top 28%
Acer p191w
Dell S2440L
vs
Top specs and features

Acer p191w vs Dell S2440L: 20 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.
5ms
Samsung CHG70 32": 1ms
6ms

2. power consumption operation

How much power the device consumes when it's switched on.
39W
Sharp LB-1085: 1.1W
18W

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.
Acer p191w
Dell S2440L
85% have it

4. screen size

The bigger the screen size is, the better the user experience.
19"
Sharp LB-1085: 108"
24"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Acer p191w
Dell S2440L
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.
2000:1
Acer XB0 XB240H 24": 100000000:1
1000:1

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.
Acer p191w
Dell S2440L
83% have it

8. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Acer p191w
Dell S2440L
27% have it

9. 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.
Acer p191w
Dell S2440L
33% have it

10. weight

1kg lighter.
5.9kg
Asus VX278Q 27": 4.5g
4.9kg

11. resolution

1.6x higher resolution.
1440 x 900px
Dell UltraSharp UP3218K: 7680 x 4320px
1920 x 1080px

12. height

31.9mm shorter.
386mm
Asus VP228N 21.5": 3.9mm
417.9mm

13. luminance

Luminance is the intensity of light that a device emits.
325.4cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
250cd/m²

14. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Acer p191w
Dell S2440L
76% have it

16. width

105.4mm narrower.
462mm
Toshiba PA3923U-2LC3: 340.5mm
567.4mm

17. 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.
Acer p191w
Dell S2440L
69% have it

18. has a sleep timer

A sleep timer is a function that shuts off the power after a preset amount of time.
Acer p191w
Dell S2440L
6% have it

19. has anti static

Anti-static protection prevents the display from building up static electricity.
Acer p191w
Dell S2440L
1% have it

20. has an ambient light sensor

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.
Acer p191w
Dell S2440L
7% have it

Top 10 monitors

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