2012 Mercedes-Benz SLK 1.8 SLK200 BlueEfficiency

Overview

• Make: Mercedes-Benz
• Model: SLK
• Version: 1.8 SLK200 BlueEfficiency G-Tronic+ RWD Euro 5 (s/s) 2dr (181 bhp)
• Year: 2012
• Mileage: 59,900 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.8 litres, 181 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 151 g/km
• Emissions standard: Euro 5, ULEZ compliant

About this car

The advertised mileage for this 2012 Mercedes-Benz SLK is 59,900 miles. Priced at £5,299, this car is advertised £2,642 below the AskCar estimate of £7,941. This is a large price difference, so check the price and vehicle details with the dealer. To work out the AskCar estimate, we analyse UK dealer adverts for 407 Mercedes-Benz SLK cars across different ages and specifications. We first recorded this advert 47 days ago, and its asking price has since fallen by £400. The latest MOT recorded 62,066 miles, above the advertised mileage. Check this with the dealer. Its MOT is recorded as valid until 29 April 2027. It is for sale at The Car Mode in Uxbridge. 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

Far below the going rate: £2,642 (33%) under the AskCar estimate of £7,941. Worth asking the dealer why.

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 2012 Mercedes-Benz SLK with the 1.8 petrol engine is typically advertised at £8,500: the median of the 32 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2012 Mercedes-Benz SLK has been on sale for at least 47 days.

Price history

AskCar first saw this advert on 23 September 2026 at £5,699. Its asking price is now £5,299, £400 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 29 September 2026: £5,699
• 21 October 2026: £5,499
• 30 October 2026: £5,299

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 29 April 2027.

It failed its MOT on 29 April 2026 (offside front inner tyre has a bulge, caused by separation or partial failure of its structure) and passed 1 day later, on 30 April 2026.

There were no advisories at the latest test.

Mileage at that test: 62,066 miles. The advert says 59,900 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 2,100 miles lower than the median mileage of a 2012 Mercedes-Benz SLK on AskCar.