2003 Mercedes-Benz SLK prices

There are 7 used 2003 Mercedes-Benz SLK cars for sale from UK dealers on AskCar, as of 10 November 2026. The cheapest is £2,495.

Dealers lowered the asking price on more than one in ten of 2003 Mercedes-Benz SLK cars: 1 of the 7 in the 14 days to 10 November 2026.

AskCar lists 463 used Mercedes-Benz SLK across the UK, from 363 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.

2003 Mercedes-Benz SLK cars for sale now, page 1 of 2

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage and recently reduced. 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. 4 of the 6 cars listed here meet these rules. Page 2 lists every other 2003 Mercedes-Benz SLK 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 412 priced Mercedes-Benz SLK adverts on AskCar as of 10 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2003 Mercedes-Benz SLK.

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 1 car whose advertised mileage is lower than the mileage recorded at its last MOT test.

Best value 2003 Mercedes-Benz SLK: priced furthest below the AskCar estimate

Their asking prices run from £2,995 to £4,499.

Cheapest 2003 Mercedes-Benz SLK: the lowest asking prices

These 4 are priced £2,995 to £4,499. They have covered 71,887 to 127,000 miles.

Lowest-mileage 2003 Mercedes-Benz SLK

These 4 have covered 71,887 to 127,000 miles. Their asking prices run from £2,995 to £4,499.

Recently reduced 2003 Mercedes-Benz SLK: the biggest price reductions in the 14 days to 10 November 2026

The dealer lowered the asking price on this car in the 14 days to 10 November 2026.

Mercedes-Benz SLK by gearbox, fuel and body

Mercedes-Benz SLK prices by year

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