There’s a new 360 camera that can capture 8K 360 photos for virtual tours. The samples also seem to have impressive stitching. Here is a preview. UPDATE: Here is a review and comparison of the Trisio against other virtual tour cameras. Spoiler alert: the Trisio performed amazingly well.
Here are sample 360 photos:
Here is the official website for the Trisio Lite 2.