Choosing Between 3-Wheel Mobility Scooters The turning radius of 3-wheel scooters is smaller (up to a foot) and they are ideal for indoor use. They are less heavy and easier to carry than 4-wheel models. These scooters that are portable are easy to fold and unfold. No disassembly is required. https://portablemobilityscooters65543.blog-eye.com/29801063/a-look-at-the-myths-and-facts-behind-comfortable-mobility-scooters