The upcoming iPhone 13 could come with a smaller notch compared to its predecessors. A new leak on Twitter shows an iPhone 13 screen protector with an iPhone 12. Most of the sensors have been smooshed closer together, while the earpiece has been moved upwards.
https://www.notebookcheck.net/Alleged-iPhone-13-screen-protector-showcases-redesigned-notch.533231.0.html