2012 Mercedes-Benz SLK

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

£4,800

Good value: £437 under the typical £5,237 for this model, age and mileage, drawing on 387 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
SLK
Trim
AMG SPORT
Version
2.1 SLK250 CDI BlueEfficiency AMG Sport G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
Mileage
120,000 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
Grey
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
G-Tronic+
Engine badge
SLK250 CDI; BlueEfficiency
Emissions standard
Euro 5

About this car

This 2012 Mercedes-Benz SLK AMG Sport has covered 120,000 miles, around 57,200 more than typical for its age. Its asking price of £4,800 is £437 below our estimate of £5,237. We use UK dealer asking prices, including 387 Mercedes-Benz SLK listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 8 days ago, the asking price has dropped by £50. MOT records show an expiry date of 19 May 2027, and the latest recorded mileage is consistent with the advert. The seller is Reynolds Motor Group Southend-on-sea, based in Southend-on-SEA.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 17 October 2026, 8 days ago. Advert duration calculated on 25 October 2026. Net asking-price reduction: £50 from the first recorded £4,850. 1 price reduction recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observedAsking price
17 October 2026£4,850
19 October 2026£4,750
23 October 2026£4,800

Price and mileage comparison

Estimated market asking price: £5,237. The asking price is £437 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 387 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 57,200 miles higher than typical for a 2012 Mercedes-Benz SLK.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 19 May 2027. 119,496 miles at the last test.

14 other cars with the same year, trim, gearbox and fuel are for sale from £6,499 to £12,975.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£6,49991,000 miles
£6,99968,000 miles
£7,55058,000 miles
£7,69578,000 miles
£7,69570,263 miles

These cars have covered 18,430–91,000 miles, compared with 120,000 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

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