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Acer p191w
NEC AS221WM
Top 65%355 points
Top 65%
Top 38%623 points
Top 38%
Acer p191w
NEC AS221WM
Top specs and features

Acer p191w vs NEC AS221WM: 17 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
Acer Predator XB2 (XB252Q) 24.5": 1ms
5ms

2. power consumption operation

How much power the device consumes when it's switched on.
39W
Sharp LB-1085: 1.1W
24W

3. screen size

The bigger the screen size is, the better the user experience.
19"
Sharp LB-1085: 108"
22"

4. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Acer p191w
NEC AS221WM
61% have it

5. 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
NEC AS221WM
86% have it

6. resolution

36.11% higher resolution.
1440 x 900px
Dell UltraSharp UP3218K: 7680 x 4320px
1680 x 1050px

7. 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

8. luminance

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

9. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Acer p191w
NEC AS221WM
56% have it

10. thickness

114.8mm thinner.
180mm
LG 22EA53VQ: 5.5mm
65.2mm

11. 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
NEC AS221WM
70% have it

12. height

43.1mm shorter.
386mm
Asus VP228N 21.5": 3.9mm
342.9mm

13. weight

900g lighter.
5.9kg
Asus VX278Q 27": 4.5g
5kg

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
NEC AS221WM
76% have it

15. width

43.2mm narrower.
462mm
Toshiba PA3923U-2LC3: 340.5mm
505.2mm

16. supports digital input

Digital inputs carry a binary digital signal, instead of an analog signal. Digital input improves the quality of the projection.
Acer p191w
NEC AS221WM
17% have it

17. 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
NEC AS221WM
7% have it

Top 10 monitors

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