2014 Mercedes-Benz SLK 2.1 SLK250 CDI AMG Sport

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG Sport
• Version: 2.1 SLK250 CDI AMG Sport G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
• Year: 2014
• Mileage: 110,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 132 g/km
• Emissions standard: Euro 5

About this car

This 2014 Mercedes-Benz SLK AMG Sport has covered 110,000 miles, around 40,600 more miles than is typical for its age. Its asking price of £5,995 is £248 below the AskCar estimate of £6,243. To work out the AskCar estimate, we analyse UK dealer adverts for 417 Mercedes-Benz SLK cars across different ages and specifications. It first appeared in our advert records 24 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Priory Motors Sykehouse in Goole. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £248 (3%) under the AskCar estimate of £6,243.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 417 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 7 November 2026.

A 2014 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £8,100: the median of the 46 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2014 Mercedes-Benz SLK has been on sale for at least 24 days.

Price history

AskCar first saw this advert on 14 October 2026 at £5,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 19 April 2027.

It failed its MOT on 17 April 2026 (nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed 3 days later, on 20 April 2026.

Advisories at the latest test: offside front anti-roll bar linkage ball joint has slight play.

Mileage at that test: 108,614 miles, which matches the advertised 110,000 miles.

Advertised mileage is about 40,600 miles higher than the median mileage of a 2014 Mercedes-Benz SLK on AskCar.

Similar cars

35 other 2014 Mercedes-Benz SLK AMG Sport 2.1 diesel automatic convertibles are for sale at UK dealers, from £4,250 to £12,490, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 101,049 miles. Price: £7,000, £1,005 more than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-32343040c743
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 100,112 miles. Price: £7,450, £1,455 more than this car. Dealer: Cheshire Car Finance in Northwich. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-c5d0c74c29f9
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 99,000 miles. Price: £6,995, £1,000 more than this car. Dealer: R & S Car Sales in Perth. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-2639179beb6e

• The nearest: 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black, 20 miles from this car. Mileage: 154,000 miles. Price: £4,250, £1,745 less than this car. Dealer: Burdon Automotive in Wakefield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-ecf49eb77255