Class B: Class B recreational vehicles are campervans. Campervans are conventional vans with raised roofs (either “pop up” or “fixed”). They often have small kitchens with refrigerators and gas grills.
Class C: Unlike a Class A mobile home, which is built on a single chassis, a Class C vehicle is attached to a truck and hauled behind. Class C RVs are characterized by a distinctive alcove which fits over the truck cab, providing either a double berth for sleeping or, sometimes, an “entertainment” section, with a TV and video games. Class C are tipically the prefered by most people due to its lower gas consumption than a class A, but with alot more space than a Class B.
Class A: Class A RVs are generally luxurious mobile homes with a solid body, a panoramic front window, berths that convert from living room or dinette areas, and bathroom facilities.