Oculus Rift officially supports the HTC Vive’s best feature
 

The Oculus Rift has technically supported room-scale VR since the system's Touch motion controllers first went on sale last December. But purchasing an additional sensor didn't guarantee foolproof 3D tracking for greater immersion right off the bat....

https://www.engadget.com/2017/05/26/...room-scale-vr/