2011 Mercedes-Benz SLK 3.5 SLK350 BlueEfficiency
Price: £11,950. Above the going rate: £1,645 (15%) over the AskCar estimate of £10,305, 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 8 November 2026.
AskCar lists 467 used Mercedes-Benz SLK from 364 UK dealerships, as of 8 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SLK
- Version: 3.5 SLK350 BlueEfficiency G-Tronic+ RWD Euro 5 (s/s) 2dr (302 bhp)
- Year: 2011
- Mileage: 50,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 3.5 litres, 302 bhp
- Gearbox: Automatic (G-Tronic+)
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 167 g/km
- Emissions standard: Euro 5, ULEZ compliant
About this car
This 2011 Mercedes-Benz SLK has covered 50,000 miles, around 19,700 fewer miles than is typical for its age. Priced at £11,950, it is advertised £1,645 above the AskCar estimate of £10,305. The AskCar estimate uses UK dealer asking prices, including 417 Mercedes-Benz SLK adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale 86 days ago. The government's MOT record matches its advertised mileage. You can find this car at Adrian Blyth in East Hampshire. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Above the going rate: £1,645 (15%) over the AskCar estimate of £10,305.
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 8 November 2026.
Time on sale
This 2011 Mercedes-Benz SLK has been on sale for at least 86 days.
Price history
AskCar first saw this advert on 14 August 2026 at £11,950. 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 8 November 2026: valid until 31 May 2027.
It has had 14 MOTs. The latest, on 1 June 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 48,626 miles, which matches the advertised 50,000 miles.
Advertised mileage is about 19,700 miles lower than the median mileage of a 2011 Mercedes-Benz SLK on AskCar.
Browse all Mercedes-Benz SLK cars for sale · 2011 Mercedes-Benz SLK price guide
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Photos
25 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,762 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.