The AUDI A6 (2004-09) 5DR AVANT 2.0T FSI 170 SE MTRON AUTO is a premium five-door estate, offering more carrying space than the A6 saloon with a smart, executive feel. In the UK used-car market, it sits among comfortable family and business cars, competing with estates such as the BMW 5 Series Touring and Mercedes-Benz E-Class Estate. With a roomy cabin and automatic gearbox, this Audi A6 Avant suits families, regular commuters and drivers wanting useful carrying capacity without choosing an SUV. Its 2.0-litre turbo petrol engine gives flexible performance, while SE trim and understated design make it a refined long-distance companion. Expect running costs and fuel use to reflect its age and size. mycarcheck.com records 124 look-ups across 30 VINs. Average mileage is 163,000, with 10,000 miles yearly, six previous keepers and a £1,000 private-sale estimate. These figures offer useful context, but each car’s condition and history can differ. Use a vehicle history check before buying.