2018 Audi A5 Sport prices

There are 23 used 2018 Audi A5 Sport cars for sale from UK dealers on AskCar, as of 7 November 2026. Typical asking price £11,900 (the median: half cost less, half cost more). The cheapest is £7,999. The middle half are priced between £10,600 and £12,900. Median mileage: about 71,000 miles.

Dealers lowered the asking price on more than a quarter of 2018 Audi A5 Sport cars: 6 of the 23 in the 14 days to 7 November 2026.

2018 Audi A5 Sport against other years

A 2017 Audi A5 Sport car has a typical asking price of £10,200 and a 2019 one £13,400, as of 7 November 2026.

AskCar lists 1,933 used Audi A5 across the UK, from 1,080 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 A5 Sport cars for sale now

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. All 23 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 1,869 priced Audi A5 adverts on AskCar as of 7 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Audi A5 Sport.

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.

Best value 2018 Audi A5 Sport: priced furthest below the AskCar estimate

These 10 are priced 1% to 10% under their AskCar estimate. Their asking prices run from £10,495 to £13,695.

Cheapest 2018 Audi A5 Sport: the lowest asking prices

These 10 are priced £7,999 to £11,300. They have covered 59,865 to 139,000 miles.

Lowest-mileage 2018 Audi A5 Sport

These 10 have covered 38,910 to 65,529 miles. Their asking prices run from £11,300 to £15,395.

Recently reduced 2018 Audi A5 Sport: the biggest price reductions in the 14 days to 7 November 2026

The dealer lowered the asking price on each of these 6 in the 14 days to 7 November 2026. Their reductions since AskCar first saw them run from £9 to £900.

Newly advertised 2018 Audi A5 Sport: first seen by AskCar in the 7 days to 7 November 2026

These 5 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

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