Used automatic Mercedes-Benz A Class for sale under £20,000

There are 3,721 used automatic Mercedes-Benz A Class under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £14,000 (the median: half cost less, half cost more). The cheapest is £795. AskCar lists 6,791 used Mercedes-Benz A Class across the UK, from 2,681 dealerships.

The middle half of the 3,721 cars are priced between £11,000 and £16,900.

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.

1,217 of the 3,721 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
2023184£19,000£17,600 to £19,800
2022347£18,000£16,700 to £19,000
2021442£16,800£15,400 to £18,000
2020464£15,500£14,500 to £17,000
2019736£14,000£12,500 to £15,700
2018489£12,500£11,000 to £14,000
2017280£10,500£9,400 to £12,000
2016238£9,800£8,600 to £11,300
2015162£9,000£8,000 to £11,900
2014142£8,000£7,000 to £9,200
201396£8,100£7,000 to £10,000
201220£4,000£3,800 to £6,300

Cars for sale now, page 5 of 38

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 6,506 priced Mercedes-Benz A Class 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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Mercedes-Benz A Class by gearbox, fuel and body

Automatic Mercedes-Benz A Class by price

Mercedes-Benz A Class prices by year

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