2018 Audi RS6 Avant prices

There are 8 used 2018 Audi RS6 Avant cars for sale from UK dealers on AskCar, as of 7 November 2026. The cheapest is £39,995.

Dealers lowered the asking price on more than one in five of 2018 Audi RS6 Avant cars: 2 of the 8 in the 14 days to 7 November 2026.

2018 Audi RS6 Avant against other years

A 2017 Audi RS6 Avant car has a typical asking price of £40,000, as of 7 November 2026.

AskCar lists 279 used Audi RS6 Avant across the UK, from 205 dealerships.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 Audi RS6 Avant cars for sale now

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage and recently reduced. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. All 7 cars listed here meet these rules.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 271 priced Audi RS6 Avant adverts on AskCar as of 7 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Audi RS6 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.

This list leaves out 1 car whose advertised mileage is lower than the mileage recorded at its last MOT test.

Best value 2018 Audi RS6 Avant: priced furthest below the AskCar estimate

Their asking prices run from £39,995 to £48,990.

Cheapest 2018 Audi RS6 Avant: the lowest asking prices

These 7 are priced £39,995 to £48,990. They have covered 25,500 to 67,005 miles.

Lowest-mileage 2018 Audi RS6 Avant

These 7 have covered 25,500 to 67,005 miles. Their asking prices run from £39,995 to £48,990.

Recently reduced 2018 Audi RS6 Avant: the biggest price reductions in the 14 days to 7 November 2026

The dealer lowered the asking price on each of these 2 in the 14 days to 7 November 2026. Their reductions since AskCar first saw them run from £1,000 to £2,000.

Audi RS6 Avant prices by year

Audi RS6 Avant by trim

Audi RS6 Avant by price

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