2015 Mercedes-Benz SLK 2.1 SLK250d
Price: £10,750. Above the going rate: £848 (8%) over the AskCar estimate of £9,902, our expected asking price for this car from its model, age, mileage and specification, drawing on 417 priced Mercedes-Benz SLK adverts on AskCar as of 7 November 2026.
AskCar lists 471 used Mercedes-Benz SLK from 369 UK dealerships, as of 7 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SLK
- Version: 2.1 Auto RWD Euro 6 2dr (201 bhp)
- Year: 2015
- Mileage: 56,600 miles
- Fuel: Diesel
- Body: Convertible, 2 doors, 2 seats
- Engine: 2.1 litres, 201 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: White
- CO2: 114 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2015 Mercedes-Benz SLK has covered 56,600 miles. The dealer is asking £10,750, which is £848 above the AskCar estimate of £9,902. To work out the AskCar estimate, we analyse UK dealer adverts for 417 Mercedes-Benz SLK cars across different ages and specifications. This car was first seen in our listings data today. The government's MOT record matches its advertised mileage. You can find this car at Ideal Cars in West Northamptonshire. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Above the going rate: £848 (8%) over the AskCar estimate of £9,902.
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
AskCar first saw this 2015 Mercedes-Benz SLK advertised today. About half of 2015 Mercedes-Benz SLK cars are gone from sale within a month of being advertised: 37 of the 82 first advertised between 10 July 2026 and 4 October 2026.
Price history
AskCar first saw this advert on 7 November 2026 at £10,750. 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 7 November 2026: valid until 31 August 2027.
It has had 9 MOTs. The latest, on 26 August 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 56,668 miles, which matches the advertised 56,600 miles.
Advertised mileage is about 1,600 miles higher than the median mileage of a 2015 Mercedes-Benz SLK on AskCar.
Browse all Mercedes-Benz SLK cars for sale · 2015 Mercedes-Benz SLK price guide
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Photos
20 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.