Sep 23, 2015. Luxurious comfort, the largest interior in the segment and a weight saving of up to 325 kilograms – the new edition of the Audi Q7 sets new standards. As the most advanced Q model ever made, the second generation Audi Q7 offers a new dimension in design, performance and technology. Its innovative. WSJ comparing diesels: BMW X5, Audi Q7 and Mercedes-Benz GL · BMW X5 | October…