The Audi A6 is an executive car made by the German automaker Audi AG, now in its fourth generation. As the successor to the Audi 100, the A6 is manufactured in Neckarsulm, Germany – and is available in sedan and wagon configurations, the latter marketed by Audi as the Avant.
The Audi allroad quattro is an automotive nameplate used by the German automobile manufacturer Audi since 1999. Audi has utilised the name "allroad quattro" to signify semi-offroad ability on two of its mainstream model lines.
The Audi A4 is a line of compact executive cars produced since late 1994 by the German car manufacturer Audi, a subsidiary of the Volkswagen Group. The A4 has been built in five generations and is based on the Volkswagen Group B platform. The first generation A4 succeeded the Audi 80.
Audi 100, с 1994 года Audi A6, — семейство автомобилей бизнес-класса, выпускающихся под маркой Audi, внутреннее обозначение — «тип C». Премьера Audi 100 состоялась в 1968 году, с августа 1994 года этот модельный ряд носит название А6.
The Audi A7 Sportback is an executive car/mid-size luxury car (E-segment) produced by Audi since 2010. A five-door hatchback, it features a fastback-like sloping roofline with a steeply raked rear window and integrated boot lid (forming the so-called "Sportback"), and four frameless doors.
General Information about this Model can be found in the Wikipedia entry.