The AUDI A6 (1997-04) 4DR SALOON 2.0 MTRON AUTO is a large, four-door executive car, offering a more spacious and formal alternative to a family hatchback. In the UK used market it sits alongside period BMW 5 Series and Mercedes-Benz E-Class saloons, appealing to buyers seeking comfort and prestige without a new-car price. mycarcheck.com has recorded just three checks for this model, covering three distinct VINs. The sample is small, so figures are clues rather than a market-wide picture: the recorded average private sale valuation is £400, average mileage is 115,000 miles, and annual mileage is 15,000 miles. Cars had an average of about 3.3 previous keepers. An automatic A6 suits commuters, couples or families wanting a roomy car for longer journeys; understated styling and a comfortable cabin are class hallmarks. At this age, condition and service history matter: budget for upkeep and inspect carefully before purchase, comparing costs with similar cars.