2005 Mercedes-Benz SLK 1.8 SLK200 Kompressor

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: Kompressor
• Version: 1.8 SLK200 Kompressor Auto RWD 2dr (163 bhp)
• Year: 2005
• Mileage: 26,700 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.8 litres, 163 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 211 g/km

About this car

This 2005 Mercedes-Benz SLK Kompressor has covered 26,700 miles, around 51,300 fewer miles than is typical for its age. Its asking price of £5,999 is £1,738 above the AskCar estimate of £4,261. 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 164 days ago. Its asking price has since fallen by £500. It is for sale at Shocars in Oldbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £1,738 (40%) over the AskCar estimate of £4,261.

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 8 November 2026.

A 2005 Mercedes-Benz SLK with the 1.8 petrol engine is typically advertised at £3,200: the median of the 15 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2005 Mercedes-Benz SLK has been on sale for at least 164 days.

Price history

AskCar first saw this advert on 28 May 2026 at £6,499. Its asking price is now £5,999, £500 less. The latest price cut was seen on 7 July 2026.

Price changes recorded:

• 28 May 2026: £6,499
• 18 June 2026: £6,249
• 7 July 2026: £5,999

Mileage and MOT

Advertised mileage is about 51,300 miles lower than the median mileage of a 2005 Mercedes-Benz SLK on AskCar.

Similar cars

9 other 2005 Mercedes-Benz SLK Kompressor 1.8 petrol automatic convertibles are for sale at UK dealers, from £2,395 to £6,000, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver. Mileage: 50,000 miles. Price: £6,000, the same price as this car. Dealer: C M W Car Sales in Croydon. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-1016ee32efbf
• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, black. Mileage: 55,000 miles. Price: £3,995, £2,004 less than this car. Dealer: Wintry Cars in Harlow. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-f7173facc248
• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver. Mileage: 75,550 miles. Price: £2,995, £3,004 less than this car. Dealer: Swans Motor Group in Norwich. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-dd584cf8fb11

• The nearest: 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver, 40 miles from this car. Mileage: 89,000 miles. Price: £2,990, £3,009 less than this car. Dealer: See Cars Nottingham in Little Eaton. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-6f5d85603faa