The AUDI A3 (2008-13) 3DR HATCHBACK QUATTRO 2.0 TDI 170 S LINE is a premium compact hatchback for drivers wanting a more polished alternative to everyday family cars. In the UK market it competes with the BMW 1 Series and Volkswagen Golf, combining understated styling with Audi’s smart, well-finished cabin. Mycarcheck.com has recorded 478 checks across 192 distinct VINs, giving a useful snapshot of used-car interest. Checked examples average 139,000 miles and 6,000 miles of annual use, with just over six previous keepers on average. The average private-sale valuation is £1,700; condition, service history and location can make a significant difference. The 170 hp diesel engine and Quattro four-wheel drive give confident grip and motorway ability, while the shape works well for commuting. S Line brings a sportier appearance. Its three doors limit rear-seat access, so this used Audi A3 best suits couples or small households, rather than larger families.