What's my 2018 Audi A3 worth?

A 2018 Audi A3 is typically advertised for around £10,850 in the UK, with the middle half of asking prices between £8,750 and £13,250. That's from 43 UK adverts for the 2018 A3, with a typical advertised mileage of about 78,000 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 A3 asking prices by mileage
MileageMedian asking priceAdverts
40,000–80,000 miles£12,50019
Over 80,000 miles£8,95020

Typical asking prices from UK adverts (43 adverts for the 2018 Audi A3, 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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