Jet fighter generations

An F-16 Fighting Falcon (top), P-51 Mustang (right), and F-22 Raptor (left) represent different generations of American fighters

Jet fighter generations classify the major technology leaps in the historical development of the jet fighter. Different authorities have identified different technology jumps as the key ones, dividing fighter development into different numbers of generations. Five generations are now widely recognised, with the development of a sixth underway.