If Galaxy Note 9 and S10 prices are anything to go by, then the Note 10 will likely come in at around US$1,000. Samsung may have a remedy for this though if you do not fancy digging that deep into your pockets.
https://www.notebookcheck.net/A-cheaper-Samsung-Galaxy-Note-10-may-be-in-the-works-after-all.422755.0.html