Dell S2716DGAcer Predator XB321HKAcer R1 R221Q 21.5"
Top 15%744 points
Top 15%
Top 75%218 points
Top 75%
Top 29%619 points
Top 29%
Dell S2716DG
Acer Predator XB321HK
vs
Acer R1 R221Q 21.5"
vs
Top specs and features

Dell S2716DG vs Acer Predator XB321HK vs Acer R1 R221Q 21.5": 34 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.
Dell S2716DG
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.
27"
Sharp LB-1085: 108"
32"
21.5"

3. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell S2716DG
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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
83% have it

5. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
27% 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
33% have it

7. weight

4.4kg
Asus VX278Q 27": 4.5g
1.13kg
2.3kg

8. resolution

2560 x 1440px
Dell UltraSharp UP3218K: 7680 x 4320px
3840 x 2160px
1920 x 1080px

9. has a DVI connector

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
56% have it

10. height

362.5mm
Asus VP228N 21.5": 3.9mm
462mm
302.3mm

11. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
29% have it

12. thickness

55.6mm
LG 22EA53VQ: 5.5mm
309.9mm
224mm

13. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
79% have it

14. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
34% have it

16. has a socket for a 3.5 mm audio jack

With a standard mini jack socket, you can use the device with most headphones.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
41% have it

17. width

612.5mm
Toshiba PA3923U-2LC3: 340.5mm
737.9mm
498.1mm

18. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
69% have it

19. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
4% have it

20. has DTS Surround

DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
2% have it

21. has a search browser

With a search browser application you can surf the internet from your device.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
1% have it

22. Has a curved display

A curved screen is designed to better fill a user's field of vision, giving the viewer a sense of being immersed in the image.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
3% have it

23. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
2% have it

24. supports Dolby Virtual

Dolby Virtual Speaker produces a surround sound experience over the stereo speakers.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
0% have it

25. 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.
Dell S2716DG
Acer Predator XB321HK
Acer R1 R221Q 21.5"
0% have it

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