The AUDI A4 (2005-08) 4DR SALOON 2.0 TDI 140 is a mid-size, four-door diesel saloon, aimed at buyers wanting a more upmarket alternative to mainstream family cars. It sits in the same class as the BMW 3 Series and Mercedes C-Class, with a smart, restrained look and a comfortable, composed feel suited to everyday UK roads. mycarcheck.com has recorded 34 look-ups covering 23 distinct VINs, so these figures offer a useful snapshot rather than a full market picture. The average private-sale valuation was £800, while the cars checked averaged 137,000 miles and around 4,000 miles a year. They had an average of 4.47 previous keepers, suggesting many examples have changed hands several times; check each car’s history and condition carefully. The 2.0 TDI suits commuting and longer trips, and the saloon offers a boot. It’s a comfortable choice for couples or small families, with a refined feel compared with mainstream rivals.