The AUDI A4 (2005-08) 5DR AVANT 2.0 TDI 140 S LINE is a premium, five-door estate, known by Audi as an Avant. It combines saloon-like comfort with useful load space, placing it among the more upmarket family and business estates of its era. Its S line trim adds a sportier look. On mycarcheck.com, this model has attracted 1,211 checks covering 539 distinct VINs, giving a snapshot of cars being researched. The average private-sale value is £1,000, with average mileage of 157,000 and annual mileage of 7,000. Checks show nearly six previous keepers on average, so condition and history merit close attention. The 2.0-litre diesel suits commuting, longer journeys and family use, while the estate body handles luggage, hobbies or holidays comfortably. S line styling gives it more presence than a standard A4, and it offers a more premium feel than mainstream rivals such as the Ford Mondeo estate. Compare service records and condition before buying.