What's my 2018 Audi A6 worth?

A 2018 Audi A6 is typically advertised for around £11,800 in the UK, with the middle half of asking prices between £10,000 and £13,500. That's from 44 UK adverts for the 2018 A6, with a typical advertised mileage of about 90,000 miles. It's a guide to asking prices, not a valuation: mileage, condition, trim and history all move the price of an individual car.

2018 Audi A6 asking prices by mileage
MileageMedian asking priceAdverts
40,000–80,000 miles£12,50013
Over 80,000 miles£11,00029

Typical asking prices from UK adverts (44 adverts for the 2018 Audi A6, updated November 2026). Typical range is the middle half of asking prices. Mileage rows with fewer than 8 adverts are not shown.

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