Like pressing a button on a keyboard is more challenging than swiping.
It's more suitable or not than more challenging or not.
And talking about keyboard, back then before moving to Windows PC, I played all PC games using keyboard, including these :
Pic source :
https://twitter.com/retrogamerMost of those PC games need at least 5 buttons unless the character couldn't do action (attack, jump, etc) which are rare.
Sonic Dash / Sonic Forces Mobile will have less buttons needed than these 30+ years old games if they went to PC.
Moving only need 2 buttons : left and right. Plus jump and slide.