According to new rumours, Samsung Display is currently supplying 8.3-inch panels to Apple for a new iPad mini. While IPS like the iPad mini 6, these panels are also 120 Hz, which could minimise the current tablet's 'jelly scrolling' problem.
https://www.notebookcheck.net/Apple-reportedly-plans-to-release-an-iPad-mini-6-Pro-with-a-120-Hz-ProMotion-display.577399.0.html