Acer R1 R221Q 21.5"HP Pavilion 27c
Top 30%597 points
Top 30%
Top 29%600 points
Top 29%
Acer R1 R221Q 21.5"
HP Pavilion 27c
vs
Top specs and features

Acer R1 R221Q 21.5" vs HP Pavilion 27c: 42 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.
4ms
Samsung CHG70 32": 1ms
8ms

2. 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 R1 R221Q 21.5"
HP Pavilion 27c
85% have it

3. power consumption operation

How much power the device consumes when it's switched on.
22W
Sharp LB-1085: 1.1W
65W

4. screen size

The bigger the screen size is, the better the user experience.
21.5"
Sharp LB-1085: 108"
27"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Acer R1 R221Q 21.5"
HP Pavilion 27c
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
3000:1

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 R1 R221Q 21.5"
HP Pavilion 27c
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.
Acer R1 R221Q 21.5"
HP Pavilion 27c
33% have it

9. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Acer R1 R221Q 21.5"
HP Pavilion 27c
56% have it

10. resolution

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

11. weight

4.4kg lighter.
2.3kg
Asus VX278Q 27": 4.5g
6.7kg

12. height

76.3mm shorter.
302.3mm
Asus VP228N 21.5": 3.9mm
378.6mm

13. power consumption on standby

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

14. luminance

Luminance is the intensity of light that a device emits.
250cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
300cd/m²

15. pixel density

24.39% higher pixel density.
102ppi
Dell UltraSharp UP3218K: 280ppi
82ppi

16. shipping weight

The shipping weight gives you the information about the all package weight.
3.7kg
Asus VP247N 23.6": 0.8kg
10.9kg

17. 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.
Acer R1 R221Q 21.5"
HP Pavilion 27c
29% have it

18. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Acer R1 R221Q 21.5"
HP Pavilion 27c
76% have it

19. 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.
Acer R1 R221Q 21.5"
HP Pavilion 27c
34% have it

20. width

246.6mm narrower.
498.1mm
Toshiba PA3923U-2LC3: 340.5mm
744.7mm

21. thickness

163.6mm thinner.
224mm
LG 22EA53VQ: 5.5mm
60.4mm

22. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Acer R1 R221Q 21.5"
HP Pavilion 27c
79% have it

23. displays 3D with glasses

The device displays 3D images which you can only see with special 3D glasses. Unlike glasses-free 3D displays, the screens of these devices have larger viewing angles.
Acer R1 R221Q 21.5"
HP Pavilion 27c
4% have it

24. HDMI ports

More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.
1
Acer HN274H: 4
2

25. has DTS Surround

DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.
Acer R1 R221Q 21.5"
HP Pavilion 27c
2% have it

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