Used automatic Audi A3 for sale under £20,000

There are 2,064 used automatic Audi A3 under £20,000 for sale from UK dealers on AskCar, as of 9 November 2026. Typical asking price £15,900 (the median: half cost less, half cost more). The cheapest is £1,895. AskCar lists 6,708 used Audi A3 across the UK, from 2,266 dealerships.

The middle half of the 2,064 cars are priced between £11,300 and £18,300.

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.

821 of the 2,064 cars had their price reduced in the last 14 days to 9 November 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202488£19,000£18,000 to £19,700
2023482£18,500£17,500 to £19,500
2022275£17,400£15,500 to £19,000
2021231£17,000£15,000 to £18,300
2020128£16,400£14,300 to £17,500
2019142£14,500£13,000 to £15,500
2018134£13,000£11,000 to £14,800
2017119£11,300£9,500 to £14,000
2016117£9,500£8,500 to £11,400
2015110£9,200£8,100 to £11,000
2014113£8,400£7,400 to £9,800
201352£7,500£6,500 to £8,500

Cars for sale now, page 6 of 21

Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 6,554 priced Audi A3 adverts on AskCar as of 9 November 2026.

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.

Cheaper cars like each one, with its price history, are on its AskCar page.

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