2019 Audi A6 Saloon prices under £20,000

There are 101 used 2019 Audi A6 Saloon cars for sale under £20,000 from UK dealers on AskCar, as of 9 November 2026. Typical asking price £16,000 (the median: half cost less, half cost more). The cheapest is £9,995. The middle half are priced between £14,900 and £17,500. Median mileage: about 77,000 miles.

Dealers lowered the asking price on more than one in five of 2019 Audi A6 Saloon cars under £20,000: 25 of the 101 in the 14 days to 9 November 2026.

AskCar lists 891 used Audi A6 Saloon across the UK, from 649 dealerships.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2019 Audi A6 Saloon cars for sale now under £20,000, page 1 of 3

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. 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. 91 of the 92 cars listed here meet these rules. Pages 2 to 3 list every other 2019 Audi A6 Saloon car, cheapest first, including the one the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 863 priced Audi A6 Saloon adverts on AskCar as of 9 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2019 Audi A6 Saloon.

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 9 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2019 Audi A6 Saloon: priced furthest below the AskCar estimate

These 10 are priced 9% to 19% under their AskCar estimate. Their asking prices run from £14,949 to £19,790.

Cheapest 2019 Audi A6 Saloon: the lowest asking prices

These 10 are priced £9,995 to £12,789. They have covered 90,000 to 179,500 miles.

Lowest-mileage 2019 Audi A6 Saloon

These 10 have covered 23,000 to 45,847 miles. Their asking prices run from £15,999 to £19,990.

Recently reduced 2019 Audi A6 Saloon: the biggest price reductions in the 14 days to 9 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 9 November 2026. Their reductions since AskCar first saw them run from £1,000 to £2,000.

Newly advertised 2019 Audi A6 Saloon: first seen by AskCar in the 7 days to 9 November 2026

These 7 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Audi A6 Saloon by gearbox, fuel and body

Audi A6 Saloon under £20,000 by gearbox, fuel and body

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2019 Audi A6 Saloon by price

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