The AUDI A4 (2001-05) 4DR SALOON 1.8T 190 S LINE 6SPD MTRON AUTO is a premium, four-door family saloon, aimed at buyers wanting more polish than an ordinary everyday car. In the UK used market, it sits among established executive-style rivals such as the BMW 3 Series and Mercedes-Benz C-Class. Checks on mycarcheck.com are based on 30 look-ups covering 19 different cars, so they offer a useful snapshot rather than a full picture. The average recorded mileage was 120,000, with about 7,000 miles driven yearly; the average keeper count was 6.4. These figures suggest checking service history and ownership carefully. With its S line styling, turbocharged 190-horsepower petrol engine and six-speed automatic transmission, this A4 pairs a composed cabin with brisk performance. It suits commuters, couples or small families wanting a comfortable saloon with a sportier edge. Mycarcheck.com’s average private-sale valuation was £400, a guide only; condition and history matter.