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: 60,397 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 132 g/km
• Emissions standard: Euro 5

About this car

At 60,397 miles, this 2015 Mercedes-Benz SLK AMG Sport has covered about 4,400 more miles than other 2015 Mercedes-Benz SLK cars. Its asking price of £8,877 is £390 below the AskCar estimate of £9,267. To work out the AskCar estimate, we analyse UK dealer adverts for 405 Mercedes-Benz SLK cars across different ages and specifications. The asking price is now £423 lower than when we first recorded the advert 17 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Nuneaton Car Sales, based in Nuneaton. 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: £390 (4%) under the AskCar estimate of £9,267.

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

This 2015 Mercedes-Benz SLK has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 20 October 2026 at £9,300. Its asking price is now £8,877, £423 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 20 October 2026: £9,300
• 23 October 2026: £9,250
• 29 October 2026: £9,200
• 4 November 2026: £9,000
• 6 November 2026: £8,877

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 10 March 2027.

It has had 9 MOTs. The latest, on 14 February 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 58,549 miles, which matches the advertised 60,397 miles.

Advertised mileage is about 4,400 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 £5,999 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, white. Mileage: 62,480 miles. Price: £8,990, £113 more than this car. Dealer: Cars Direct Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-cf55015a814c
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 63,000 miles. Price: £9,850, £973 more than this car. Dealer: Troon Cars in Leicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-a12682d046e9
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 57,748 miles. Price: £9,399, £522 more than this car. Dealer: Prestige Car Supermarket in York. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-81ec7c247ffb

• The nearest: 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white, 16 miles from this car. Mileage: 68,248 miles. Price: £8,500, £377 less than this car. Dealer: IMV Motors in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-0b6fbb80cfe7