The most popular VR devices can be classified in two groups: the cardboard and the plastic ones. The advantage of cardboard VR devices, which are produced by Google predominantly, is that they can be more easily branded and customized. The plastic VR devices are Homido VR, Samsung VR Gear, Oculus Rift and HTC Vive.
Google Cardboard VR is affordable VR device that supports a variety of phones. The cardboard is customizable and can have custom branding or printing on it.
Homido VR is a plastic VR headset supported by a range of phone types and brands.
Samsung VR Gear is adapted for specific Samsung Phones (e.g. Samusng Galaxy S6) and when the phone is docked into this device the Samsung VR Store opens.
Oculus Rift is the high performance VR device that has two built in HD screens. It features a number of custom made apps and games for the device and it requires a high-end PC to run.
HTC Vive is a High Performance VR device that has two built in HD screens. It works with special awareness sensors so as to turn a room into a 3D VR environment. Also, it features a number of custom-made apps and games for the device. HTC Vive requires a high-end PC to run.