Used Mercedes-Benz C Class coupe for sale under £20,000

There are 821 used Mercedes-Benz C Class coupe under £20,000 for sale from UK dealers on AskCar, as of 29 October 2026. Typical asking price £13,900 (the median: half cost less, half cost more). The cheapest is £1,193. AskCar lists 4,876 used Mercedes-Benz C Class across the UK, from 2,356 dealerships.

The middle half of the 821 cars are priced between £10,000 and £16,000.

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.

218 of the 821 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
202039£18,000£16,200 to £19,000
2019110£16,000£14,300 to £17,000
2018138£15,100£13,900 to £17,000
2017163£14,000£12,600 to £15,900
2016134£13,500£12,000 to £15,000
201554£7,200£5,900 to £8,900
201445£7,000£5,000 to £7,900
201329£6,000£4,800 to £8,000
201247£5,000£4,500 to £7,000

Cars for sale now, page 8 of 9

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 4,525 priced Mercedes-Benz C 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 C Class by gearbox, fuel and body

Mercedes-Benz C Class coupe by price

Mercedes-Benz C Class prices by year

Mercedes-Benz C Class by price

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