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: 93,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: White
• CO2: 132 g/km
• Emissions standard: Euro 5

About this car

This 2014 Mercedes-Benz SLK AMG Sport is advertised with 93,000 miles, approximately 23,600 above the typical mileage for its age. Its asking price of £6,490 is £608 below the AskCar estimate of £7,098. The AskCar estimate uses UK dealer asking prices, including 403 Mercedes-Benz SLK adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 160 days ago. Its asking price has since fallen by £1,000. The government's MOT record matches its advertised mileage. It is for sale at Prestigio Cars in Bedford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Good value: £608 (8%) under the AskCar estimate of £7,098.

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 403 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 4 November 2026.

A 2014 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £8,100: the median of the 44 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2014 Mercedes-Benz SLK has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £7,490. Its asking price is now £6,490, £1,000 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 28 May 2026: £7,490
• 23 July 2026: £6,990
• 3 November 2026: £6,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 22 April 2027.

It failed its MOT on 21 April 2026 (rear tyre tread depth below requirements of 1.6mm both sides; nearside front headlamp not working on dipped beam) and passed 2 days later, on 23 April 2026.

There were no advisories at the latest test.

Mileage at that test: 92,499 miles, which matches the advertised 93,000 miles.

Advertised mileage is about 23,600 miles higher than the median mileage of a 2014 Mercedes-Benz SLK on AskCar.

Similar cars

33 other 2014 Mercedes-Benz SLK AMG Sport 2.1 diesel automatic convertibles are for sale at UK dealers, from £4,250 to £12,490, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black. Mileage: 93,901 miles. Price: £7,400, £910 more than this car. Dealer: Carzet in Ipswich. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-02a2b261a245
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, black. Mileage: 92,000 miles. Price: £6,750, £260 more than this car. Dealer: GOT Cars PB in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-8785ccf4b5e4
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver. Mileage: 99,000 miles. Price: £6,995, £505 more than this car. Dealer: R & S Car Sales in Perth. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-2639179beb6e

• The nearest: 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white, 15 miles from this car. Mileage: 72,000 miles. Price: £8,295, £1,805 more than this car. Dealer: Total Motor Vogue in Souldrop. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-9b98c11994da