The Audi RS4 quattro is the top tier and highest performing version of some specific generations of the Audi A4 range of automobiles, it slots distinctly above which high performance variant of Audi's compact executive car A4, and was the original Audi S4, built from 1991 until 1994?
Audi RS 4 The Audi RS4 quattro is the top tier and highest performing version of some specific generations of the Audi A4 range of automobiles. It is a sports-focused compact executive car (often called sport compact in some countries ), produced by Audi's high-performance private subsidiary quattro GmbH, in limited numbers, for German car manufacturer AUDI AG, part of the larger Volkswagen Group. It slots distinctly above the Audi S4, as the fastest, most sports-focused model based on the A4's "B" automobile platform. The RS 4 made a comeback in 2012, in Avant form only based on the Audi A4 Avant.
Audi RS 6 The Audi RS 6 quattro, commonly referred to as the RS6, is a mid-size sports-focused executive car, produced by the high-performance subsidiary company Audi Sport GmbH, for Audi AG, part of the Volkswagen Group.