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

There are 1,242 used automatic Mercedes-Benz CLA under £20,000 for sale from UK dealers on AskCar, as of 30 October 2026. Typical asking price £16,000 (the median: half cost less, half cost more). The cheapest is £640. AskCar lists 3,207 used Mercedes-Benz CLA across the UK, from 1,301 dealerships.

The middle half of the 1,242 cars are priced between £12,000 and £18,200.

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.

411 of the 1,242 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
202353£19,000£17,800 to £19,500
2022222£18,200£16,700 to £19,400
2021155£18,000£17,000 to £19,000
2020147£17,500£16,000 to £18,500
2019192£16,600£15,000 to £18,000
2018124£13,000£11,500 to £14,900
2017113£11,200£10,000 to £13,000
201688£10,500£8,900 to £12,000
201575£10,000£9,000 to £11,600
201448£9,300£7,500 to £11,500
201321£7,300£7,000 to £8,800

Cars for sale now, page 10 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 3,158 priced Mercedes-Benz CLA 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.

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