Used Audi A3 for sale under £20,000

There are 4,266 used Audi A3 under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £13,500 (the median: half cost less, half cost more). The cheapest is £795. AskCar lists 6,724 used Audi A3 across the UK, from 2,304 dealerships.

The middle half of the 4,266 cars are priced between £8,800 and £17,300.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

1,570 of the 4,266 cars had their price reduced in the last 14 days to 29 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
2024148£18,800£17,600 to £19,500
2023783£18,200£17,000 to £19,200
2022495£17,000£15,500 to £18,400
2021353£16,500£14,700 to £18,000
2020266£15,000£13,300 to £16,500
2019281£13,000£11,000 to £14,700
2018318£11,800£10,000 to £13,500
2017328£10,000£8,600 to £12,000
2016338£8,800£7,500 to £10,300
2015293£7,800£6,400 to £9,500
2014253£7,500£6,200 to £8,700
2013157£6,300£5,000 to £7,900
201254£4,000£3,000 to £5,800
201134£4,000£3,000 to £5,000
201036£3,000£2,400 to £4,400
200932£3,000£2,500 to £4,100
200824£2,800£2,000 to £3,800
200724£2,500£2,300 to £3,300

Cars for sale now, page 21 of 43

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 6,508 priced Audi A3 adverts on AskCar as of 29 October 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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