Used small automatic cars for sale under £20,000 near Cardiff

There are 682 used small automatic cars under £20,000 for sale from UK dealers within 20 miles of Cardiff on AskCar, as of 6 November 2026. Typical asking price £14,700 (the median: half cost less, half cost more). The cheapest is £1,750.

The middle half of the 682 cars are priced between £10,800 and £16,900.

Small cars here are city cars and superminis, not crossovers, from AskCar's list of small models.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

Price reductions near Cardiff

202 cars within 20 miles had their price reduced in the last 14 days to 6 November 2026. Of those priced between £1,000 and £60,000, these 8 have the biggest reductions in pounds since AskCar first saw them.

Cars for sale now, page 1 of 7

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 priced adverts of its make and model on AskCar as of 6 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, town and distance; AskCar page.

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

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