2015 Mercedes-Benz SLK 2.1 SLK250d AMG Sport

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG Sport
• Version: 2.1 SLK250d AMG Sport G-Tronic RWD Euro 6 (s/s) 2dr (201 bhp)
• Year: 2015
• Mileage: 69,108 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: 114 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 69,108 miles on the clock, this 2015 Mercedes-Benz SLK AMG Sport has done roughly 13,100 more miles than a typical 2015 Mercedes-Benz SLK. Priced at £9,985, it is advertised £454 above the AskCar estimate of £9,531. The AskCar estimate draws on 405 Mercedes-Benz SLK adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 44 days ago, the asking price has dropped by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is The Car Factory, based in Blackburn. 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: £454 (4%) over the AskCar estimate of £9,531.

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 44 days.

Price history

AskCar first saw this advert on 23 September 2026 at £10,985. Its asking price is now £9,985, £1,000 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 23 September 2026: £10,985
• 26 September 2026: £10,749
• 23 October 2026: £9,985

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 3 July 2027.

It has had 8 MOTs. The latest, on 25 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 68,125 miles, which matches the advertised 69,108 miles.

Advertised mileage is about 13,100 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, red. Mileage: 69,000 miles. Price: £9,000, £985 less than this car. Dealer: Car 4 Everyone in Crewe. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-0a5511336da1
• 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 68,248 miles. Price: £8,500, £1,485 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: 70,000 miles. Price: £9,795, £190 less than this car. Dealer: The Car Shop in Strood. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-290f60afad57

• The nearest: 2015 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver, 7 miles from this car. Mileage: 89,900 miles. Price: £7,295, £2,690 less than this car. Dealer: NWTC Haslingden in Haslingden. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-66ee7bcade74