The AUDI A4 (2005-08) 4DR SALOON 2.0 TDI 140 SE is a four-door diesel compact executive saloon, aimed at buyers wanting a more refined alternative to mainstream family cars. In the UK used market, it sits alongside the BMW 3 Series and Mercedes-Benz C-Class, offering a smart, understated image with practical everyday space. It is well suited to commuting, regular motorway trips and family duties, especially for drivers who value a comfortable cabin and economical diesel performance. The SE trim gives the A4 an appealing balance of equipment and comfort. Its composed drive and discreet styling help it remain a popular choice against similarly sized premium saloons. Mycarcheck.com recorded 540 look-ups across 340 distinct VINs, a sample of interest in this model. Checks show an average private-sale valuation of £900 and mileage of 148,000; cars averaged 8,000 miles yearly and about five previous keepers, so check each car’s history and condition.