Audi A5 Photos, pictures, images and Wallpapers. The A5 is the coupé variant of the fourth generation of audi A4 sedan and estate that was launched at the 2007 Frankfurt Auto Show . The A5 marks Audi's return to the mid-size coupé market since the (B3/B4) [Audi 80] -based Coupe model ended production in 1996. The Mk 2 (B6/B7) A4 spawed a convertible variant but not a coupé; due to the