Is your car one of the “most” or “least” expensive cars to insure? If you drive a Toyota Sienna, Jeep Patriot or Compass or GMC Sierra, you are probably paying less than most to insure your vehicle. However, if are lucky enough to own a new Audi R8, Mercedes CL600 or Porsche Panamera Turbo, you are probably paying a premium to insure your ride. Check out the entire list of most and least expensive vehicles to insure just published by The National Underwriter. It might make you think twice about your next automobile purchase.