2012 Mercedes-Benz SLK 5.5 SLK55 V8 AMG

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG
• Version: 5.5 SLK55 V8 AMG Auto RWD Euro 5 (s/s) 2dr SpdS MCT (415 bhp)
• Year: 2012
• Mileage: 65,400 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 5.5 litres, 415 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 195 g/km
• Emissions standard: Euro 5, ULEZ compliant

About this car

With 65,400 miles on the clock, this 2012 Mercedes-Benz SLK AMG has done roughly 3,400 more miles than a typical 2012 Mercedes-Benz SLK. The dealer is asking £20,500, which is £374 above the AskCar estimate of £20,126. To work out the AskCar estimate, we analyse UK dealer adverts for 405 Mercedes-Benz SLK cars across different ages and specifications. This car was first seen in our listings data 87 days ago. Our records show an MOT expiry date of 26 July 2026, which has passed. Ask the dealer for an update. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Milestone Motors London in Hounslow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £374 (1%) over the AskCar estimate of £20,126.

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 405 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2012 Mercedes-Benz SLK has been on sale for at least 87 days.

Price history

AskCar first saw this advert on 11 August 2026 at £20,500. 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 6 November 2026: the latest record we hold ran out on 26 July 2026; ask the dealer for the current MOT.

It has had 15 MOTs. The latest, on 22 July 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 64,164 miles, which matches the advertised 65,400 miles.

Advertised mileage is about 3,400 miles higher than the median mileage of a 2012 Mercedes-Benz SLK on AskCar.

Similar cars

2 other 2012 Mercedes-Benz SLK AMG 5.5 petrol automatic convertibles are for sale at UK dealers, from £19,995 to £21,990, as of 6 November 2026.

The 2 closest to this car in mileage:

• 2012 Mercedes-Benz SLK AMG, 5.5 petrol convertible, red. Mileage: 71,865 miles. Price: £19,995, £505 less than this car. Dealer: Hall Green Motor Sales in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-3c67f6dbb6fa
• 2012 Mercedes-Benz SLK AMG, 5.5 petrol convertible, silver. Mileage: 56,773 miles. Price: £21,990, £1,490 more than this car. Dealer: SJ Approved Used Cars in Hinckley. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-5b72b0b20a9e