Disney Pixar die-cast cars are available to buy from the Amazon.com and Wal-Mart websites. Mattel's website contains information on the complete range of die-cast "Cars" collections for 2015.
Amazon.com's range includes 1:55 scale die-cast cars that are available as individuals or in bundles of up to 10. Wal-Mart's range is geared more towards individual cars, although some bundles are also available.
Mattel's range of die-cast "Cars" cars for 2015 includes 12 collections, each of which includes several different cars. The collections include Piston Cup, Tokyo Party and the World Grand Prix Collection. Mattel's site also includes information on the Matchbox and Hot Wheels ranges of toy cars.