The AUDI A4 (2001-05) 5DR AVANT 1.8T 190 QUATTRO S LINE is a five-door estate in the premium compact-executive class. It offers family-friendly space and smarter surroundings than mainstream rivals, while competing with BMW 3 Series Touring and Mercedes C-Class estates of its era, and remains a practical upmarket choice. mycarcheck.com recorded 248 look-ups across 75 different VINs, giving a sample of interest in this older model. Checks show an average private-sale valuation of £400 and average recorded mileage of 145,000; average annual use is 5,000 miles. The average keeper count is about seven, so check each car’s history and condition carefully: these figures are guideposts, not a quote or guarantee. Turbocharged power, Quattro four-wheel drive and S line styling give this A4 confident grip and a distinctive premium feel. Its roomy boot suits family trips and commuting, while brisk performance appeals to keen drivers. At this age, budget for upkeep.