Acer Predator XB321HKAcer R1 R221Q 21.5"
Top 76%22 points
Top 76%
Top 20%74 points
Top 20%
Acer Predator XB321HK
Acer R1 R221Q 21.5"
vs
Top specs and features

Acer Predator XB321HK vs Acer R1 R221Q 21.5": 32 facts in comparison

1. 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 Predator XB321HK
Acer R1 R221Q 21.5"
85% have it

2. screen size

The bigger the screen size is, the better the user experience.

3. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
60% have it

4. 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 Predator XB321HK
Acer R1 R221Q 21.5"
84% have it

5. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
56% have it

6. 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 Predator XB321HK
Acer R1 R221Q 21.5"
33% have it

7. weight

1.17kg lighter.

8. resolution

4x higher resolution.
1920 x 1080px

9. height

159.7mm shorter.

10. 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 Predator XB321HK
Acer R1 R221Q 21.5"
34% have it

11. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
76% have it

12. has stereo speakers

Devices with stereo speakers deliver sound that surrounds the user from left and right side, creating a richer sound and a better experience.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
29% have it

13. thickness

85.9mm thinner.
224mm

14. width

239.8mm narrower.

15. 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 Predator XB321HK
Acer R1 R221Q 21.5"
4% have it

16. has LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colours and richer blacks.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
79% have it

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 Predator XB321HK
Acer R1 R221Q 21.5"
70% have it

18. supports Dolby Digital

If the device supports Dolby Digital it can deliver up to six different audio channels (sides) for a much better sound quality.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
1% have it

19. has an external memory slot

The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
2% have it

20. supports portrait mode

The screen can be turned into portrait mode which is better to view isolated images like documents, photos, etc.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
11% have it

21. 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 Predator XB321HK
Acer R1 R221Q 21.5"
2% have it

22. supports Dolby Virtual

Dolby Virtual Speaker produces a surround sound experience over the stereo speakers.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
0% have it

23. supports Dolby Digital Plus

If a device supports Dolby Digital Plus it can deliver up to fourteen different audio channels (sides) with improved bitrates, for a much better sound quality.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
0% have it

24. supports Dolby Digital MS10

If a device supports Dolby Digital MS10 it can decode Dolby Digital and Dolby Digital Plus.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
0% have it

25. has a search browser

With a search browser application you can surf the internet from your device.
Acer Predator XB321HK
Acer R1 R221Q 21.5"
1% have it

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