Intel's own Phantom Canyon NUCs will most likely be targeting budget gamers, so if you are looking for more affordable mini PCs powered by the upcoming Tiger Lake CPUs for IoT and HTPC applications, you could check out the single-board computers offered by Aaeon, Kontron and Advantech.
https://www.notebookcheck.net/The-first-single-board-computers-supporting-Intel-s-upcoming-Tiger-Lake-CPUs-will-launch-soon.484046.0.html