Used Audi S4 Cabriolet for sale near Watford
There are 2 used Audi S4 Cabriolet for sale from UK dealers within 20 miles of Watford on AskCar, as of 11 November 2026. The cheapest is £3,699. AskCar lists 5 used Audi S4 Cabriolet across the UK, from 5 dealerships.
As of 11 November 2026, AskCar lists 593,449 cars and vans from 12,847 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Watford
1 of the 2 Audi S4 Cabriolet within 20 miles of Watford had its price reduced in the last 14 days to 11 November 2026. Its line in the list below says by how much.
Cars for sale now
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 4 priced Audi S4 Cabriolet adverts on AskCar as of 11 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2008 Audi S4 Cabriolet 4.2, 339 bhp, automatic, petrol, convertible, 2 doors, 4 seats, silver. Mileage: 99,900 miles. Price: £3,699, reduced by £2,801 from £6,500 since AskCar first saw it on 28 May 2026, 167 days ago. Euro 4 emissions standard. ULEZ compliant. MOT: valid until 3 December 2026. Dealer: The Car Mode in Hillingdon, 8 miles from Watford. AskCar page: https://askcar.co.uk/car/audi-s4-cabriolet-2008-dc633f1bde76
- 2006 Audi S4 Cabriolet 4.2, 339 bhp, automatic, petrol, convertible, 2 doors, 4 seats, grey. Mileage: 69,000 miles. Price: £6,995, unchanged since AskCar first saw it on 25 September 2026, 47 days ago. Euro 4 emissions standard. ULEZ compliant. MOT: valid until 2 April 2027. Dealer: Blackrock Motors in Watford, 1 mile from Watford. AskCar page: https://askcar.co.uk/car/audi-s4-cabriolet-2006-53dc92c41167
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