Asus PA249QAcer R1 R221Q 21.5"Benq RL2455HM
Top 6%934 points
Top 6%
Top 37%627 points
Top 37%
Top 26%737 points
Top 26%
Asus PA249Q
Acer R1 R221Q 21.5"
vs
Benq RL2455HM
vs
Top specs and features

Asus PA249Q vs Acer R1 R221Q 21.5" vs Benq RL2455HM: 41 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
4ms
5ms

2. power consumption operation

How much power the device consumes when it's switched on.
72W
Sharp LB-1085: 1.1W
22W
27W

3. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
60% have it

4. screen size

The bigger the screen size is, the better the user experience.
24.1"
Sharp LB-1085: 108"
21.5"
24"

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.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
85% have it

6. resolution

1920 x 1200px
Dell UltraSharp UP3218K: 7680 x 4320px
1920 x 1080px
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.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
83% have it

8. 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.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
33% have it

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.
80000000:1
Acer XB0 XB240H 24": 100000000:1
1000:1
1000:1

10. luminance

Luminance is the intensity of light that a device emits.
350cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
250cd/m²
250cd/m²

11. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
28% have it

12. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
79% have it

13. weight

6.6kg
Asus VX278Q 27": 4.5g
2.3kg
4.1kg

14. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
56% have it

15. thickness

62mm
LG 22EA53VQ: 5.5mm
224mm
63mm

16. power consumption on standby

How much power the device consumes when shut down but still plugged in.
1W
Asus MB168B Plus: 0W
0.5W
0.5W

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.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
69% have it

18. height

362.8mm
Asus VP228N 21.5": 3.9mm
302.3mm
435mm

19. shipping weight

The gross weight of the product when packaged, including all wrapping, and boxing.
10.4kg
Asus VP247N 23.6": 0.8kg
3.7kg
5.7kg

20. 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.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
34% have it

21. width

557.2mm
Toshiba PA3923U-2LC3: 340.5mm
498.1mm
579mm

22. display colors

Number of colors that a display can accurately reproduce.
1073.7m
Dell UltraSharp UP2716D 27": 1074m
16.7m
16.7m

23. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
76% have it

24. has stereo speakers

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
30% have it

25. has a socket for a 3.5 mm audio jack

With a standard mini jack socket, you can use the device with most headphones.
Asus PA249Q
Acer R1 R221Q 21.5"
Benq RL2455HM
41% have it

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