Controlling a blue hedgehog at supersonic speeds was never going to be easy, but Sonic Team have long struggled to keep their mascot in check.
That's no different with Sonic Frontiers. While Sonic is free in the open zone, the cyberspace levels show up the awkwardness of Sonic's movement.
Now there's a mod to fix that, courtesy of BeatzYT3 over on GameBanana. Their Improved Physics mod makes a number of changes to momentum and balance to ensure Sonic's movement feels more fluid.