The Samsung Galaxy M20 will probably get a successor called the M21 this year. A new addition to the Geekbench 5 database suggests that this phone does in fact exist. Should it be genuine, it will be powered by the Exynos 9611 chipset and 4GB of RAM.
https://www.notebookcheck.net/Samsung-Galaxy-M21-new-leak-points-to-more-RAM-and-faster-SoC-than-A20.451326.0.html