Outside mobility scooters include bigger wheels and more powerful suspension to manage uneven walkways, curbs

https://www.scribd.com/document/1049560171/20-Mobility-Scooters-Websites-That-Are-Taking-The-Internet-By-Storm-227915

Outside mobility scooters include bigger wheels and stronger suspension to deal with unequal walkways, curbs, and park paths for smoother, much safer rides.