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

There are 1,276 used automatic Mercedes-Benz CLA under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £15,900 (the median: half cost less, half cost more). The cheapest is £640. AskCar lists 3,246 used Mercedes-Benz CLA across the UK, from 1,340 dealerships.

The middle half of the 1,276 cars are priced between £11,800 and £18,000.

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.

413 of the 1,276 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
202354£19,000£17,800 to £19,600
2022218£18,200£16,700 to £19,400
2021158£18,000£17,000 to £19,000
2020140£17,500£16,000 to £18,500
2019197£16,500£15,000 to £18,000
2018134£13,000£11,500 to £14,300
2017118£11,500£10,000 to £13,200
201694£10,500£8,800 to £12,000
201582£10,000£9,000 to £11,500
201454£9,300£7,800 to £11,400
201323£7,400£7,000 to £8,700

Cars for sale now, page 1 of 13

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 3,172 priced Mercedes-Benz CLA 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.

Mercedes-Benz CLA by gearbox, fuel and body

Automatic Mercedes-Benz CLA by price

Mercedes-Benz CLA prices by year

Mercedes-Benz CLA by price

Mercedes-Benz CLA near you

Automatic cars and vans under £20,000

More Mercedes-Benz

Same budget

Everything