2015 Mercedes-Benz SLK 1.8 AMG Sport

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: AMG Sport
• Version: 1.8 AMG Sport Auto RWD Euro 5 2dr
• Year: 2015
• Mileage: 30,692 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.8 litres
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Red
• CO2: 151 g/km
• Emissions standard: Euro 5, ULEZ compliant

About this car

This 2015 Mercedes-Benz SLK AMG Sport has covered 30,692 miles, around 24,300 fewer miles than is typical for its age. Priced at £12,795, it is advertised £453 above the AskCar estimate of £12,342. The AskCar estimate uses 417 UK dealer adverts for the Mercedes-Benz SLK, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 28 days ago. Its asking price has since fallen by £200. The government's MOT record matches its advertised mileage. It is advertised by 1st Cars Wales in Swansea. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £453 (3%) over the AskCar estimate of £12,342.

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 417 priced Mercedes-Benz SLK adverts across different ages and specifications, as of 7 November 2026.

Time on sale

This 2015 Mercedes-Benz SLK has been on sale for at least 28 days.

Price history

AskCar first saw this advert on 10 October 2026 at £12,995. Its asking price is now £12,795, £200 less. The latest price cut was seen on 14 October 2026.

Price changes recorded:

• 10 October 2026: £12,995
• 14 October 2026: £12,795

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 11 March 2027.

It has had 10 MOTs. The latest, on 26 February 2026, passed.

Advisories at the latest test: offside rear brake pipe corroded, covered in grease or other material; nearside front suspension arm pin or bush worn but not resulting in excessive movement; offside front suspension arm pin or bush worn but not resulting in excessive movement; and 4 more.

Mileage at that test: 29,875 miles, which matches the advertised 30,692 miles.

Advertised mileage is about 24,300 miles lower than the median mileage of a 2015 Mercedes-Benz SLK on AskCar.

Similar cars

6 other 2015 Mercedes-Benz SLK AMG Sport 1.8 petrol automatic convertibles are for sale at UK dealers, from £10,990 to £12,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2015 Mercedes-Benz SLK AMG Sport, 1.8 petrol convertible, silver. Mileage: 30,738 miles. Price: £11,899, £896 less than this car. Dealer: Eastern Western Motor Group Car Deal Warehouse Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-ea77f065eb0c
• 2015 Mercedes-Benz SLK AMG Sport, 1.8 petrol convertible, silver. Mileage: 29,849 miles. Price: £11,490, £1,305 less than this car. Dealer: Group 1 Automotive in Ipswich. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-c4a8c33bd486
• 2015 Mercedes-Benz SLK AMG Sport, 1.8 petrol convertible, silver. Mileage: 28,594 miles. Price: £12,995, £200 more than this car. Dealer: Applecross Motor Company in Broxburn. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-b2b141f2d0d0

• The nearest: 2015 Mercedes-Benz SLK AMG Sport, 1.8 petrol convertible, black, 165 miles from this car. Mileage: 46,000 miles. Price: £10,990, £1,805 less than this car. Dealer: Sean O' Grady Cars in Sutton. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2015-a3454cfd4865