Used Audi S6 Avant for sale
There are 24 used Audi S6 Avant for sale from UK dealers on AskCar, as of 6 November 2026. Typical asking price £40,000 (the median: half cost less, half cost more). The cheapest is £7,399. They come from 23 dealerships.
The middle half of the 24 cars are priced between £23,500 and £48,000.
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.
What does a used Audi S6 Avant cost?
The median asking price is £40,000, across the 24 cars for sale with a price.
13 of the 24 cars had their price reduced in the last 14 days to 6 November 2026.
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 24 priced Audi S6 Avant 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 and town; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2010 Audi S6 Avant 5.2, 429 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 116,093 miles. Price: £7,399, reduced by £1,400 from £8,799 since AskCar first saw it on 10 June 2026, 149 days ago. Euro 4 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 27 October 2026; ask the dealer for the current MOT. Dealer: The Carzone Winsford in Winsford. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2010-5f9a4295049f
- 2014 Audi S6 Avant 4.0 TFSI V8, 414 bhp, automatic, petrol, estate, 5 doors, white. Mileage: 83,735 miles. Price: £16,991, reduced by £1,000 from £17,991 since AskCar first saw it on 8 June 2026, 151 days ago. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 5 January 2027. Dealer: Prestige Motor Company in Edinburgh. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2014-1dde145c4472
- 2014 Audi S6 Avant 4.0 TFSI V8, 414 bhp, automatic, petrol, estate, 5 doors. Mileage: 71,190 miles. Price: £18,854, unchanged since AskCar first saw it on 6 August 2026, 92 days ago. Euro 5 emissions standard. ULEZ compliant. Dealer: EPS Cars in Watford. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2014-e874600d3488
- 2017 Audi S6 Avant 4.0 Black Edition, 444 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 103,000 miles. Price: £21,995, reduced by £800 from £22,795 since AskCar first saw it on 3 October 2026, 34 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 20 October 2026; ask the dealer for the current MOT. Dealer: S & R Motors in Swindon. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2017-d131cf87beb6
- 2018 Audi S6 Avant 4.0 TFSI V8, 444 bhp, automatic, petrol, estate, 5 doors, grey. Mileage: 81,119 miles. Price: £22,550, reduced by £640 from £23,190 since AskCar first saw it on 29 July 2026, 100 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 May 2027. Dealer: Evans Halshaw Vauxhall Bedford in Bedford. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2018-adb65645c228
- 2016 Audi S6 Avant 4.0, 443 bhp, automatic, petrol, estate, 5 doors, blue. Mileage: 76,500 miles. Price: £22,750, reduced by £200 from £22,950 since AskCar first saw it on 14 October 2026, 23 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 October 2027. Dealer: J.A. Jarvis in Fernhurst. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2016-31f6ab263a66
- 2020 Audi S6 Avant 3.0 TDI V6 Vorsprung, 344 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 86,032 miles. Price: £23,571, reduced by £2,429 from £26,000 since AskCar first saw it on 28 May 2026, 162 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 February 2027. Dealer: Hammond Cars Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2020-7d0947509aac
- 2017 Audi S6 Avant 4.0 TFSI V8, 444 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 65,000 miles. Price: £24,950, raised by £1,000 from £23,950 since AskCar first saw it on 7 October 2026, 30 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 16 September 2026; ask the dealer for the current MOT. Dealer: Mortimer Cars in Basingstoke. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2017-776392e56c86
- 2018 Audi S6 Avant 4.0 TFSI V8, 444 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 62,796 miles. Price: £26,500, reduced by £200 from £26,700 since AskCar first saw it on 25 September 2026, 42 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 March 2027. Dealer: Sytner Select Bristol in Bristol. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2018-78448f84f314
- 2019 Audi S6 Avant 3.0 TDI V6, 344 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 66,105 miles. Price: £28,488, unchanged since AskCar first saw it on 5 November 2026, 1 day ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 November 2026. Dealer: Junction 17 Cars Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2019-d9d76c14eebc
- 2021 Audi S6 Avant 3.0 TDI V6 Vorsprung, 339 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 67,348 miles. Price: £35,700, reduced by £4,900 from £40,600 since AskCar first saw it on 4 June 2026, 155 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 20 June 2026; ask the dealer for the current MOT. Dealer: Saxtons.co.uk in Chelmsford. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2021-231fdb04f73c
- 2019 Audi S6 Avant 3.0 TDI V6 Vorsprung, 344 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 62,000 miles. Price: £37,650, reduced by £300 from £37,950 since AskCar first saw it on 8 October 2026, 29 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 April 2027. Dealer: Boss Motor Company in Chesham. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2019-5198601db6e6
- 2020 Audi S6 Avant 3.0 Vorsprung, 344 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 45,835 miles. Price: £41,890, reduced by £610 from £42,500 since AskCar first saw it on 2 October 2026, 35 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 August 2027. Dealer: Mon Motors Bath Audi in Bath. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2020-af1cfb6e8ff1
- 2023 Audi S6 Avant 3.0 TDI V6 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 29,844 miles. Price: £43,108, reduced by £1,882 from £44,990 since AskCar first saw it on 20 October 2026, 17 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: Wynyard Motor Company in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2023-ed99a8f564ca
- 2022 Audi S6 Avant 3.0 TDI V6 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 30,569 miles. Price: £43,999, reduced by £2,000 from £45,999 since AskCar first saw it on 6 October 2026, 31 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 January 2027. Dealer: Halliwell Jones Premium Trade Cars Southport in Southport. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2022-ae7eb97e106c
- 2019 Audi S6 Avant 3.0 TDI V6, 344 bhp, automatic, diesel, estate, 5 doors, white. Mileage: 26,000 miles. Price: £44,950, unchanged since AskCar first saw it on 14 October 2026, 23 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 November 2026. Dealer: Jamjar Cars in St Albans. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2019-84095449b86e
- 2022 Audi S6 Avant 3.0 TDI V6 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 30,758 miles. Price: £45,850, unchanged since AskCar first saw it on 29 October 2026, 8 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 October 2027. Dealer: Prestige Cars Kent in Bromley. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2022-c6a84f350c12
- 2021 Audi S6 Avant 3.0 TDI V6 Vorsprung, 339 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 40,064 miles. Price: £47,995, reduced by £2,000 from £49,995 since AskCar first saw it on 16 July 2026, 113 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 June 2027. Dealer: EAG Specialist Cars in St Neots. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2021-54bec3c4d2a1
- 2022 Audi S6 Avant 3.0 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 21,649 miles. Price: £47,995, unchanged since AskCar first saw it on 31 July 2026, 98 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 25 September 2026; ask the dealer for the current MOT. Dealer: Autocentre Inverurie in Inverurie. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2022-704692eb3820
- 2023 Audi S6 Avant 3.0 TDI V6 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 23,122 miles. Price: £47,997, reduced by £4,899 from £52,896 since AskCar first saw it on 3 October 2026, 34 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 August 2027. Dealer: Group 1 Automotive Audi Approved Colchester in Colchester. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2023-142511e25aa2
- 2025 Audi S6 Avant 3.0 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 12,198 miles. Price: £54,990, reduced by £4,760 from £59,750 since AskCar first saw it on 30 September 2026, 37 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Auto Sportiva in Tonbridge. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2025-c696437fd1cc
- 2025 Audi S6 Avant, estate, 5 doors, black. Mileage: 6,000 miles. Price: £63,141, reduced by £6,850 from £69,991 since AskCar first saw it on 28 May 2026, 162 days ago. MOT: first test not yet due. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2025-362493503074
- 2025 Audi S6 Avant 3.0 Vorsprung, 339 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 8,429 miles. Price: £65,996, reduced by £3,954 from £69,950 since AskCar first saw it on 20 October 2026, 17 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Audi Approved Colchester in Colchester. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2025-0a72ceb49c2e
- 2025 Audi S6 Avant 3.0 TDI V6 Black Edition, 339 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 1,955 miles. Price: £69,995, unchanged since AskCar first saw it on 9 August 2026, 89 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Automotive Addiction in Telford. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2025-734784c9e58b
Audi S6 Avant near you
- In England (21 cars)
- In Scotland (2 cars)
- In Wales (1 car)
- Near Luton (4 cars)
- Near London (3 cars)
- Near Barnet (3 cars)
- Near Hillingdon (3 cars)
- Near Ipswich (3 cars)
- Near Watford (3 cars)
- Near Colchester (3 cars)
- Near Stevenage (3 cars)
- Near High Wycombe (3 cars)
- Near Chippenham (3 cars)
- Near Braintree (3 cars)
- Near Huntingdon (3 cars)
- Near Felixstowe (3 cars)
- Near Sudbury (3 cars)
- Near Berkhamsted (3 cars)
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