If you want to make standard Sonic games (official or fan ports) run better on your device, consider these technical and quality-of-life (QoL) features:
Sonic.ERR is a horror-themed Sonic the Hedgehog fan game developed by sonic err android better
Most fans forget that Sega released a series of Android ports between 2013 and 2017. These are not the buggy "Sonic 1 Mobile" ports of 2009. We are talking about: If you want to make standard Sonic games