Class A motorhomes can be the most expensive RVs available, available with every conceivable luxury and amenity. They may look like buses but most are not built on bus chassis.

• PRO
  • luxurious
  • common choice for traveling or full-timing
  • accommodations for several people
  • many come with slide-outs for increased living space
  • plenty of roof space for solar
• CON
  • expensive
  • long, may exceed some RV park or National Park length limitations
  • material and assembly quality can be iffy, even on well-known marques (Tiffin, Fleetwood)
  • diesel repair and tire replacement can be expensive

• Wikipedia: Motorhome
• RVwiki.org: Class A