2012 Mercedes-Benz SLK 1.8 SLK250 BlueEfficiency AMG Sport Edition 125

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG Sport Edition 125
• Version: 1.8 SLK250 BlueEfficiency AMG Sport Edition 125 G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
• Year: 2012
• Mileage: 69,336 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.8 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 153 g/km
• Emissions standard: Euro 5, ULEZ compliant

About this car

This 2012 Mercedes-Benz SLK AMG Sport Edition 125 has covered 69,336 miles, around 7,300 more miles than is typical for its age. The AskCar estimate for this car is £8,652. It is priced at £8,990, which is £338 above that estimate. The AskCar estimate uses UK dealer asking prices, including 407 Mercedes-Benz SLK adverts, and accounts for the car’s age, mileage and specification. We first recorded this car for sale today. Our latest MOT record expired on 9 October 2026. Check the current position with the dealer. Its advertised mileage matches the government's MOT record. It is advertised by Car Cloud in Heywood. 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

Fair price: £338 (3%) over the AskCar estimate of £8,652.

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

AskCar first saw this 2012 Mercedes-Benz SLK advertised today. About half of 2012 Mercedes-Benz SLK cars are gone from sale within a month of being advertised: 41 of the 89 first advertised between 11 July 2026 and 6 October 2026.

Price history

AskCar first saw this advert on 9 November 2026 at £8,990. 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 9 November 2026: the latest record we hold ran out on 9 October 2026; ask the dealer for the current MOT.

It failed its MOT on 4 October 2025 (offside front suspension arm ball joint excessively worn rearmost; offside front suspension arm pin or bush excessively worn forward most bush) and passed later the same day.

Advisories at the latest test: offside rear brake hose/pipe corroded before caliper; brake hose has slight corrosion to ferrule; rear brake disc worn, pitted or scored, but not seriously weakened both; and 3 more.

Mileage at that test: 65,803 miles, which matches the advertised 69,336 miles.

Advertised mileage is about 7,300 miles higher than the median mileage of a 2012 Mercedes-Benz SLK on AskCar.

Similar cars

3 other 2012 Mercedes-Benz SLK AMG Sport Edition 125 1.8 petrol automatic convertibles are for sale at UK dealers, from £7,450 to £10,995, as of 9 November 2026.

The 3 closest to this car in mileage:

• 2012 Mercedes-Benz SLK AMG Sport Edition 125, 1.8 petrol convertible, black. Mileage: 87,800 miles. Price: £7,450, £1,540 less than this car. Dealer: Shapo Wheels in Harefield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-0fda84808ee1
• 2012 Mercedes-Benz SLK AMG Sport Edition 125, 1.8 petrol convertible, white. Mileage: 25,282 miles. Price: £10,995, £2,005 more than this car. Dealer: Torque Motor Group in Huddersfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-251dcf9cd460
• 2012 Mercedes-Benz SLK AMG Sport Edition 125, 1.8 petrol convertible, black. Mileage: 120,241 miles. Price: £7,990, £1,000 less than this car. Dealer: HMC in Chesham. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2012-aa053bbad417