The AUDI A4 (2001-05) 5DR AVANT 1.9 TDI 130 SPORT 6SPD is a five-door estate, offering more load space than the A4 saloon while keeping a smart, premium feel. In the UK used-car market it sits among compact executive estates, competing with BMW 3 Series Touring and Mercedes C-Class estate models, but with practical everyday versatility. It suits commuters and small families who want a comfortable, useful long-distance car, with the 1.9-litre diesel known for economical running and strong pulling power. Sport trim gives the Avant a more purposeful look, and the six-speed manual helps make motorway journeys relaxed. Compared with many rivals, this A4 is valued for its understated cabin, solid feel and blend of refinement and practicality. mycarcheck.com has recorded 1,390 checks across 663 VINs: observed cars average 181,000 miles, 8,000 annually and nearly six keepers. Its £300 average private-sale valuation is a snapshot, not necessarily a guide price.