2021 Audi S6 Avant prices
There are 2 used 2021 Audi S6 Avant cars for sale from UK dealers on AskCar, as of 8 November 2026. The cheapest is £35,700.
Dealers lowered the asking price on more than a third of 2021 Audi S6 Avant cars: 1 of the 2 in the 14 days to 8 November 2026.
AskCar lists 26 used Audi S6 Avant across the UK, from 25 dealerships.
As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
2021 Audi S6 Avant cars for sale now
This page lists 2021 Audi S6 Avant cars cheapest first.
The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 26 priced Audi S6 Avant adverts on AskCar as of 8 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2021 Audi S6 Avant.
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. Each car's AskCar page has its full price history and cheaper cars like it.
- 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, 157 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
- 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, 115 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
Audi S6 Avant near you
- In England (23 cars)
- In Scotland (2 cars)
- In Wales (1 car)
- Near Ipswich (4 cars)
- Near Luton (4 cars)
- Near Colchester (4 cars)
- Near Braintree (4 cars)
- Near Felixstowe (4 cars)
- Near Sudbury (4 cars)
- Near Maldon (4 cars)
- Near London (3 cars)
- Near Barnet (3 cars)
- Near Hillingdon (3 cars)
- Near Watford (3 cars)
- Near Stevenage (3 cars)
- Near High Wycombe (3 cars)
- Near Clacton-on-Sea (3 cars)
- Near Chippenham (3 cars)
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