2015 Mercedes-Benz SLK

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

£9,495

Fair price: within 8% of the typical £10,128 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 AMG Sport G-Tronic+ RWD Euro 5 (s/s) 2dr (201 bhp)
Mileage
49,439 miles
Year
2015
Fuel type
Diesel
Body type
Convertible
Engine
2.1 L
Gearbox
Automatic
Power
201 bhp
Seats
2
CO2
132 g/km
Colour
Red
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
G-Tronic+
Engine badge
SLK250 CDI
Emissions standard
Euro 5

About this car

With 49,439 miles on the clock, this 2015 Mercedes-Benz SLK AMG Sport has done roughly 3,700 fewer miles than a typical 2015 Mercedes-Benz SLK. At £9,495, it is advertised £633 below our estimated market asking price of £10,128. 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 31 days ago, the asking price has dropped by £904. Its recorded MOT is valid until 9 September 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by Athena Automotive in Bicester.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 25 September 2026, 31 days ago. Advert duration calculated on 26 October 2026. Net asking-price reduction: £904 from the first recorded £10,399. 3 price reductions recorded, the latest observed on 22 October 2026.

Recorded asking prices
Date observedAsking price
25 September 2026£10,399
12 October 2026£9,999
17 October 2026£9,750
22 October 2026£9,495
23 October 2026£9,495

Price and mileage comparison

Estimated market asking price: £10,128. The asking price is £633 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 3,700 miles lower than typical for a 2015 Mercedes-Benz SLK.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 9 September 2027. 49,417 miles at the last test.

28 other cars with the same year, trim, gearbox and fuel are for sale from £5,999 to £13,995.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£5,999111,705 miles
£6,19496,173 miles
£7,39589,900 miles
£7,49572,000 miles
£7,50090,208 miles

These cars have covered 23,096–111,705 miles, compared with 49,439 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 · 2015 Mercedes-Benz SLK price guide

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