2015 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: 2015
• Mileage: 69,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 132 g/km
• Emissions standard: Euro 5

About this car

At 69,000 miles, this 2015 Mercedes-Benz SLK AMG Sport has covered about 15,400 more miles than other 2015 Mercedes-Benz SLK cars. The dealer is asking £9,000, which is £339 above the AskCar estimate of £8,661. 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 81 days ago. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at Car 4 Everyone in Crewe. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £339 (3%) over the AskCar estimate of £8,661.

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 8 November 2026.

A 2015 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £9,600: the median of the 38 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2015 Mercedes-Benz SLK has been on sale for at least 81 days.

Price history

AskCar first saw this advert on 19 August 2026 at £9,000. 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 8 November 2026: valid until 5 August 2027.

It has had 14 MOTs. The latest, on 6 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 69,308 miles, which matches the advertised 69,000 miles.

Advertised mileage is about 15,400 miles higher than the median mileage of a 2015 Mercedes-Benz SLK on AskCar.

Similar cars

30 other 2015 Mercedes-Benz SLK AMG Sport 2.1 diesel automatic convertibles are for sale at UK dealers, from £5,894 to £12,995, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black. Mileage: 69,108 miles. Price: £9,985, £985 more than this car. Dealer: The Car Factory in Blackburn. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-79b52ccefcf8
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 68,248 miles. Price: £8,500, £500 less than this car. Dealer: IMV Motors in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-0b6fbb80cfe7
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black. Mileage: 68,200 miles. Price: £8,950, £50 less than this car. Dealer: Troon Cars in Leicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-4cbf3e0e5682

• The nearest: 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver, 21 miles from this car. Mileage: 42,354 miles. Price: £10,995, £1,995 more than this car. Dealer: Motor Match Chester in Chester. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-fe3d07c0a33e