Used Audi S4 for sale near Hillingdon
There are 12 used Audi S4 for sale from UK dealers within 20 miles of Hillingdon on AskCar, as of 6 November 2026. Typical asking price £13,500 (the median: half cost less, half cost more). The cheapest is £6,990. AskCar lists 95 used Audi S4 across the UK, from 84 dealerships.
The middle half of the 12 cars are priced between £12,300 and £18,900.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Hillingdon
1 of the 12 Audi S4 within 20 miles of Hillingdon had its price reduced in the last 14 days to 6 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 93 priced Audi S4 adverts on AskCar as of 6 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.
- 2017 Audi S4 3.0 TFSI V6, 349 bhp, automatic, petrol, saloon, 4 doors, red. Mileage: 38,000 miles. Price: £20,989, unchanged since AskCar first saw it on 31 October 2026, 6 days ago. Fair price: £1,385 (6%) under the AskCar estimate of £22,374. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 November 2026. Dealer: Bluehawk Automotive in Hounslow, 5 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2017-f5606f0f5f1e
- 2015 Audi S4 3.0 TFSI V6, 328 bhp, automatic, petrol, saloon, 4 doors, grey. Mileage: 88,606 miles. Price: £12,995, unchanged since AskCar first saw it on 6 August 2026, 92 days ago. Fair price: £306 (2%) under the AskCar estimate of £13,301. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 14 March 2027. Dealer: MK Motors in London, 17 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2015-2b8a3cc28d38
- 2018 Audi S4 3.0 TFSI V6, 349 bhp, automatic, petrol, saloon, 4 doors, blue. Mileage: 69,673 miles. Price: £18,695, unchanged since AskCar first saw it on 30 October 2026, 7 days ago. Fair price: £182 (under 1%) over the AskCar estimate of £18,513. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 September 2027. Dealer: Trade Autos in Croydon, 19 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2018-34ed3c0380bf
- 2018 Audi S4 3.0 TFSI V6, 349 bhp, automatic, petrol, saloon, 4 doors, blue. Mileage: 65,988 miles. Price: £19,995, unchanged since AskCar first saw it on 6 October 2026, 31 days ago. Fair price: £999 (5%) over the AskCar estimate of £18,996. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 August 2027. Dealer: Trade Autos in Croydon, 19 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2018-42e4a92f0c67
- 2011 Audi S4 3.0 TFSI V6, 328 bhp, automatic, petrol, saloon, 4 doors, black. Mileage: 57,393 miles. Price: £12,585, reduced by £1,010 from £13,595 since AskCar first saw it on 9 September 2026, 58 days ago. Fair price: £638 (5%) over the AskCar estimate of £11,947. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 13 May 2027. Dealer: FY Autos in Maidenhead, 10 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2011-8b928c75db76
- 2012 Audi S4 3.0 TFSI V6 Black Edition, 328 bhp, automatic, petrol, saloon, 4 doors. Mileage: 55,707 miles. Price: £13,995, unchanged since AskCar first saw it on 9 September 2026, 58 days ago. Above the going rate: £1,129 (8%) over the AskCar estimate of £12,866. Euro 5 emissions standard. ULEZ compliant. Dealer: James Ashgrove Prestige in High Wycombe, 15 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2012-a155f7413bf9
- 2017 Audi S4 3.0 TFSI V6, 349 bhp, automatic, petrol, saloon, 4 doors, white. Mileage: 76,500 miles. Price: £19,449, reduced by £500 from £19,949 since AskCar first saw it on 15 June 2026, 144 days ago. Above the going rate: £1,680 (9%) over the AskCar estimate of £17,769. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 July 2026; ask the dealer for the current MOT. Dealer: Paragon Cars London in Watford, 7 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2017-b4690efc1fe9
- 2009 Audi S4 3.0 TFSI V6, 328 bhp, petrol, white. Mileage: 86,027 miles. Price: £8,995, unchanged since AskCar first saw it on 14 August 2026, 84 days ago. Above the going rate: £779 (9%) over the AskCar estimate of £8,216. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 12 February 2027. Dealer: Motornova in Windsor, 8 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2009-d2ca043f2022
- 2010 Audi S4 3.0 TFSI V6, 328 bhp, automatic, petrol, saloon, 4 doors, white. Mileage: 145,453 miles. Price: £6,990, reduced by £1,000 from £7,990 since AskCar first saw it on 28 May 2026, 162 days ago. Above the going rate: £609 (9%) over the AskCar estimate of £6,381. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 23 April 2027. Dealer: HMC in Chesham, 14 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2010-e531f916be2c
- 2012 Audi S4 3.0 TFSI V6, 328 bhp, automatic, petrol, saloon, 4 doors, black. Mileage: 55,707 miles. Price: £13,995, unchanged since AskCar first saw it on 25 September 2026, 42 days ago. Above the going rate: £1,341 (10%) over the AskCar estimate of £12,654. Dealer: Jap Cars in High Wycombe, 15 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2012-70e12fc44dad
- 2009 Audi S4 3.0 TFSI V6, 328 bhp, manual, petrol, saloon, 4 doors, blue. Mileage: 60,370 miles. Price: £11,595, unchanged since AskCar first saw it on 28 May 2026, 162 days ago. Above the going rate: £1,974 (20%) over the AskCar estimate of £9,621. Euro 5 emissions standard. ULEZ compliant. Dealer: Position One Motor Company in Leatherhead, 17 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-2009-8c901be31a94
- 1999 Audi S4 2.7, 265 bhp, manual, petrol, saloon, 4 doors, blue. Mileage: 129,000 miles. Price: £12,989, unchanged since AskCar first saw it on 12 October 2026, 25 days ago. Above the going rate: £6,172 (90%) over the AskCar estimate of £6,817. Euro 3 emissions standard. MOT: valid until 26 January 2027. Dealer: Emaari Automotive in Croydon, 17 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s4-1999-49723bba92e0
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