2015 Mercedes-Benz SLK 2.1 SLK250 CDI

Overview

• Make: Mercedes-Benz
• Model: SLK
• Version: 2.1 SLK250 CDI G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
• Year: 2015
• Mileage: 83,797 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

At 83,797 miles, this 2015 Mercedes-Benz SLK has covered about 28,800 more miles than other 2015 Mercedes-Benz SLK cars. Its asking price of £7,890 is £221 above the AskCar estimate of £7,669. The AskCar estimate uses UK dealer asking prices, including 417 Mercedes-Benz SLK adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 37 days ago, the asking price has dropped by £5. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Perrys Bury, based in Bury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £221 (2%) over the AskCar estimate of £7,669.

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 417 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 7 November 2026.

A 2015 Mercedes-Benz SLK with the 2.1 diesel engine is typically advertised at £9,600: the median of the 38 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2015 Mercedes-Benz SLK has been on sale for at least 37 days.

Price history

AskCar first saw this advert on 1 October 2026 at £7,895. Its asking price is now £7,890, £5 less. The latest price cut was seen on 31 October 2026.

Price changes recorded:

• 1 October 2026: £7,895
• 23 October 2026: £7,990
• 31 October 2026: £7,890

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 21 September 2027.

It failed its MOT on 17 September 2026 (nearside front inner tyre has a cut in excess of the requirements deep enough to reach the ply or cords wall; nearside front anti-roll bar ball joint dust cover no longer prevents the ingress of dirt; offside front anti-roll bar ball joint dust cover no longer prevents the ingress of dirt; and 2 more) and passed later the same day.

Advisories at the latest test: nearside front suspension arm pin or bush worn but not resulting in excessive movement; offside front suspension arm pin or bush worn but not resulting in excessive movement; front brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 83,769 miles, which matches the advertised 83,797 miles.

Advertised mileage is about 28,800 miles higher than the median mileage of a 2015 Mercedes-Benz SLK on AskCar.