EX3 or EX-3 may refer to:
Arts, media, and entertainment EX-3, a Spanish mákina band The Expendables 3, a 2014 American action film Street Fighter EX3, a 2000 head-to-head fighting game
Automobiles Beijing EX3, a 2018–present Chinese subcompact electric crossover Geometry EX3, a 2021–present Chinese subcompact electric crossover Kandi EX3, a 2017–present Chinese subcompact electric crossover Peugeot EX3, a 1912–1914 French race car Toyota EX-III, a 1969 Japanese concept car
Other uses EX3, a postcode district in the EX postcode area in England