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: 99,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 2 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 132 g/km
• Emissions standard: Euro 5

About this car

This 2014 Mercedes-Benz SLK AMG Sport has covered 99,000 miles. The AskCar estimate for this car is £6,759. It is priced at £6,995, which is £236 above that estimate. The AskCar estimate draws on 407 Mercedes-Benz SLK adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 45 days ago. The latest MOT recorded 99,682 miles, above the advertised mileage. Check this with the dealer. Its recorded MOT is valid until 31 March 2027. You can find this car at R & S Car Sales in Perth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

Price

Fair price: £236 (3%) over the AskCar estimate of £6,759.

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 407 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 9 November 2026.

A 2014 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £8,300: the median of the 44 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2014 Mercedes-Benz SLK has been on sale for at least 45 days.

Price history

AskCar first saw this advert on 25 September 2026 at £6,995. 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 9 November 2026: valid until 31 March 2027.

It failed its MOT on 30 March 2026 (nearside front anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt; offside front anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt; offside rear coil spring fractured or broken) and passed 2 days later, on 1 April 2026.

There were no advisories at the latest test.

Mileage at that test: 99,682 miles. The advert says 99,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 29,200 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 9 November 2026.

The 3 closest to this car in mileage:

• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 98,000 miles. Price: £6,995, the same price as this car. Dealer: Ross Car Sales in Swansea. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-594a6011586c
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 100,112 miles. Price: £7,450, £455 more than this car. Dealer: Cheshire Car Finance in Northwich. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-c5d0c74c29f9
• 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, white. Mileage: 101,049 miles. Price: £7,000, the same price as this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-32343040c743

• The nearest: 2014 Mercedes-Benz SLK AMG Sport, 2.1 diesel convertible, silver, 24 miles from this car. Mileage: 50,000 miles. Price: £11,995, £5,000 more than this car. Dealer: Craignairn Cars in Kirkcaldy. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2014-e4a2d2a19b1a