The AUDI A6 (2004-09) 4DR SALOON 2.7 V6 TDI 180 SLINE is a mid-sized executive car that sits comfortably in the UK market as a premium saloon offering a good balance of style, comfort, and performance. It’s a popular choice among families and professionals, thanks to its spacious interior and smooth ride. Data from mycarcheck.com shows a handle of 173 look ups for this model, with 47 different VINs indicating a fair level of interest and usage. The average recorded mileage is around 136,000 miles, suggesting it’s a well-used but maintained vehicle, with typical annual mileage of approximately 8,000 miles. This model is best suited for those who enjoy a comfortable and refined driving experience, making it ideal for commuting or longer journeys. Its notable 2.7 V6 TDI engine provides strong performance combined with reasonable fuel economy, which is appreciated in the competitive executive car segment. The SLINE trim adds sporty styling and features, setting it apart from more standard versions of the A6 during its years. What makes the AUDI A6 (2004-09) 4DR SALOON 2.7 V6 TDI 180 SLINE stand out is its reputation for solid build quality and reliability, although its age means potential buyers should be mindful of maintenance needs. Compared to rivals like the BMW 5 Series and Mercedes E-Class, it offers a compelling blend of luxury and driving enjoyment. This vehicle remains popular among used buyers for its premium feel and status, making it a noteworthy choice in the pre-owned executive saloon market.