The Pontiac Firebird is an American automobile built by Pontiac from the 1967 to the 2002 model years. Designed as a pony car to compete with the Ford Mustang, it was introduced 23 February 1967, the same model year as GM's Chevrolet division platform-sharing Camaro.
The Pontiac GTO is an automobile that was built by Pontiac in generations from 1964 to 1974 model years, and by GM's subsidiary Holden in Australia from 2004 to 2006.
The first generation GTO was a muscle car of the 1960s and 1970s era. Although there were earlier muscle cars, the Pontiac GTO is considered by some to have started the trend with all four domestic automakers offering a variety of competing models