HTC VIVE (PRO),(PRO EYE)
This is currently the most advanced VR headset system commercially available. The HTC Vive provides free movement in pre-defined (configured) space. Its controllers enable the user to interact with virtual objects. With HTC Vive, users can grab and move virtual objects, quickly move (teleport) throughout virtually endless spaces, draw, open doors, shoot, fly, etc.
The Oculus Rift – created, developed and manufactured by the Oculus VR Company, a division of Facebook, Inc. – is another cutting-edge 6DoF (six degrees of freedom of movement) headset for virtual reality experiences.
The Oculus GO is a portable, cost friendly stand-alone 3DoF (three degrees of freedom) headset.
OCULUS QUEST and QUEST 2
The Oculus Quest (2) is the first stand-alone VR 6DoF (six degrees of freedom) headset with higher screen resolution and 2 interactive controllers. Similar to Oculus GO, it is a light and portable device that does not need to be connected to a PC. It can be used instantly anywhere. With a special USB-C Oculus link cable this headset can be connected to a VR ready PC to improve its performance and graphics.