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

There are 3,696 used automatic Mercedes-Benz A Class under £20,000 for sale from UK dealers on AskCar, as of 30 October 2026. Typical asking price £14,200 (the median: half cost less, half cost more). The cheapest is £795. AskCar lists 6,738 used Mercedes-Benz A Class across the UK, from 2,601 dealerships.

The middle half of the 3,696 cars are priced between £11,000 and £17,000.

As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

1,242 of the 3,696 cars had their price reduced in the last 14 days to 30 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202421£19,400£18,700 to £20,000
2023189£19,000£17,700 to £19,800
2022352£18,000£16,700 to £19,000
2021444£16,800£15,400 to £18,000
2020471£15,500£14,500 to £17,000
2019729£14,000£12,500 to £15,700
2018485£12,500£11,000 to £14,000
2017276£10,500£9,400 to £12,000
2016236£9,800£8,700 to £11,300
2015159£9,000£8,000 to £11,900
2014134£8,000£7,000 to £9,500
201394£8,000£7,000 to £10,000

Cars for sale now, page 15 of 37

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 6,558 priced Mercedes-Benz A Class adverts on AskCar as of 30 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.

·

Mercedes-Benz A Class by gearbox, fuel and body

Automatic Mercedes-Benz A Class by price

Mercedes-Benz A Class prices by year

Mercedes-Benz A Class by price

Mercedes-Benz A Class near you

Automatic cars and vans under £20,000

More Mercedes-Benz

Same budget

Everything