The AUDI A6 (2004-09) 5DR AVANT 2.0 TDI TDV S LINE MTRON AUTO is a five-door diesel estate and practical executive car. It offers room for passengers and luggage, while S line styling gives this Audi A6 Avant a sportier appearance than many family estates. mycarcheck.com has recorded 809 look-ups across 350 distinct VINs, a useful sample of interest in this older model. Checks show an average most-recent recorded mileage of 153,000 and around 8,000 miles driven annually; the average private-sale valuation is £1,400. These figures are broad guides, not a price or condition guarantee. With its automatic gearbox and roomy load area, the A6 suits family trips, commuting and carrying everyday items. It offers a refined feel and more prestige than mainstream estates, while rivals such as the BMW 5 Series Touring and Mercedes-Benz E-Class Estate offer similar appeal. Around six previous keepers on average makes checking history and maintenance important.