Some interesting stats from Statista on the VR market. Looks like Facebook (Oculus Rift) is gaining on Sony (Playstation VR) and will continue to challenge the Japanese company with its recent announcement of its VR world platform.
Here are some additional stats worth looking at:
Overall, according to Trend Force, global headset shipments grew 25 percent between 2017 and 2018, reaching 4.65 million units and are expected to grow by 29 percent in the current year. Despite growing interest in augmented reality, virtual reality still accounts for most of the shipments in the AR/VR market.
You will find more infographics at Statista