2018 Mercedes-Benz C Class prices under £10,000

There are 48 used 2018 Mercedes-Benz C Class cars for sale under £10,000 from UK dealers on AskCar, as of 10 November 2026. Typical asking price £9,000 (the median: half cost less, half cost more). The cheapest is £5,995. The middle half are priced between £8,400 and £9,500. Median mileage: about 100,000 miles.

Dealers lowered the asking price on more than a third of 2018 Mercedes-Benz C Class cars under £10,000: 21 of the 48 in the 14 days to 10 November 2026.

AskCar lists 4,866 used Mercedes-Benz C Class across the UK, from 2,346 dealerships.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 Mercedes-Benz C Class cars for sale now under £10,000, page 1 of 2

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 42 of the 44 cars listed here meet these rules. Page 2 lists every other 2018 Mercedes-Benz C Class car, cheapest first, including the 2 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 4,608 priced Mercedes-Benz C Class adverts on AskCar as of 10 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Mercedes-Benz C Class.

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. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 4 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2018 Mercedes-Benz C Class: priced furthest below the AskCar estimate

These 10 are priced 8% to 23% under their AskCar estimate. Their asking prices run from £7,495 to £9,999.

Cheapest 2018 Mercedes-Benz C Class: the lowest asking prices

These 10 are priced £6,995 to £8,490. They have covered 70,946 to 129,000 miles.

Lowest-mileage 2018 Mercedes-Benz C Class

These 10 have covered 53,000 to 91,000 miles. Their asking prices run from £7,990 to £9,999.

Recently reduced 2018 Mercedes-Benz C Class: the biggest price reductions in the 14 days to 10 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 10 November 2026. Their reductions since AskCar first saw them run from £500 to £2,239.

Newly advertised 2018 Mercedes-Benz C Class: first seen by AskCar in the 7 days to 10 November 2026

These 4 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Mercedes-Benz C Class by gearbox, fuel and body

Mercedes-Benz C Class under £10,000 by gearbox, fuel and body

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