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: 42,354 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 2015 Mercedes-Benz SLK AMG Sport has covered 42,354 miles, around 13,600 fewer miles than is typical for its age. Priced at £10,995, it is advertised £706 above the AskCar estimate of £10,289. The AskCar estimate draws on 405 Mercedes-Benz SLK adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 1 day. Its advertised mileage matches the government's MOT record. The seller is Motor Match Chester, based in Chester. 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

Fair price: £706 (6%) over the AskCar estimate of £10,289.

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 2015 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £9,500: the median of the 38 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2015 Mercedes-Benz SLK advertised 1 day ago. About half of 2015 Mercedes-Benz SLK cars are gone from sale within a month of being advertised: 37 of the 81 first advertised between 10 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £10,995. 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 6 November 2026: valid until 18 August 2027.

It has had 10 MOTs. The latest, on 18 August 2026, passed.

Advisories at the latest test: offside front tyre slightly damaged/cracking or perishing inner tyre sidewall starting to split.

Mileage at that test: 42,215 miles, which matches the advertised 42,354 miles.

Advertised mileage is about 13,600 miles lower 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 £5,999 to £12,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 47,000 miles. Price: £9,990, £1,005 less than this car. Dealer: Stratus in Basingstoke. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-57f1bd755aa1
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 37,000 miles. Price: £10,883, £112 less than this car. Dealer: Velvis Cars in West Bergholt. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-54408dd4ed21
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, red. Mileage: 49,439 miles. Price: £10,295, £700 less than this car. Dealer: Athena Automotive in Bicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-af65a7484769

• The nearest: 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white, 10 miles from this car. Mileage: 54,000 miles. Price: £10,995, the same price as this car. Dealer: KTS Motor Company in Mold. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-22caad0c2d0f