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: 35,000 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 35,000 miles, around 34,800 fewer miles than is typical for its age. The AskCar estimate for this car is £10,475. It is priced at £12,490, which is £2,015 above that estimate. The AskCar estimate uses 405 UK dealer adverts for the Mercedes-Benz SLK, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 23 days. The government's MOT record matches its advertised mileage. It is advertised by Northover Cars in Whitstable. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,015 (19%) over the AskCar estimate of £10,475.

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 405 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 6 November 2026.

A 2014 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £8,000: the median of the 45 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2014 Mercedes-Benz SLK has been on sale for at least 23 days.

Price history

AskCar first saw this advert on 14 October 2026 at £12,490. 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 6 November 2026: valid until 4 October 2027.

It has had 13 MOTs. The latest, on 5 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 34,989 miles, which matches the advertised 35,000 miles.

Advertised mileage is about 34,800 miles lower 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 £11,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 39,388 miles. Price: £9,995, £2,495 less than this car. Dealer: THE AUTOBARN @ Mill Hill in March. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-5542a9969571
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black. Mileage: 43,000 miles. Price: £9,999, £2,491 less than this car. Dealer: Midland Motorcars (Brierley Hill) in Brierley Hill. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-0560effe27bb
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 46,000 miles. Price: £11,995, £495 less than this car. Dealer: MW Performance in Chester. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-eed3413fb1b9

• The nearest: 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, grey, 26 miles from this car. Mileage: 51,000 miles. Price: £9,250, £3,240 less than this car. Dealer: Cars Under 3000 in Rayleigh. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-4f9829dd3df1