2012 Mercedes-Benz SLK 2.1 SLK250 CDI BlueEfficiency

Version: 2.1 SLK250 CDI BlueEfficiency G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)

Price: £8,995. Above the going rate: £1,285 (16%) over the AskCar estimate of £7,710, our expected asking price for this car from its model, age, mileage and specification, drawing on 388 priced Mercedes-Benz SLK adverts on AskCar as of 29 October 2026.

AskCar lists 456 used Mercedes-Benz SLK from 356 UK dealerships, as of 29 October 2026.

Overview

Make
Mercedes-Benz
Model
SLK
Version
2.1 SLK250 CDI BlueEfficiency G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
Mileage
49,937 miles
Year
2012
Fuel type
Diesel
Body type
Convertible
Engine
2.1 L
Gearbox
Automatic
Power
201 bhp
Seats
2
CO2
132 g/km
Colour
White
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
G-Tronic+
Engine badge
SLK250 CDI; BlueEfficiency
Emissions standard
Euro 5

About this car

At 49,937 miles, this 2012 Mercedes-Benz SLK has covered about 13,000 fewer miles than other 2012 Mercedes-Benz SLK cars. The dealer is asking £8,995, which is £1,285 above the AskCar estimate of £7,710. To work out the AskCar estimate, we analyse UK dealer adverts for 388 Mercedes-Benz SLK cars across different ages and specifications. This car was first seen in our listings data 1 day ago. The latest MOT record shows an expiry date of 10 September 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Quality Cars Today in Sheffield.

Stock data as of 29 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 28 October 2026, 1 day ago.

Recorded asking prices
Date observedAsking price
28 October 2026£8,995
29 October 2026£8,995

Price and mileage comparison

Above the going rate: £1,285 (16%) over the AskCar estimate of £7,710.

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 388 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 29 October 2026.

Advertised mileage is about 13,000 miles lower than the median mileage of a 2012 Mercedes-Benz SLK on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 10 September 2027. 49,797 miles at the last test.

Other matching cars

4 other 2012 Mercedes-Benz SLK automatic diesel cars are for sale at UK dealers from £6,495 to £7,499, as of 29 October 2026.

The 4 matching cars have covered 10,000 to 80,246 miles, compared with 49,937 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Mercedes-Benz SLK cars for sale · 2012 Mercedes-Benz SLK price guide

More like this

Photos

6 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.