2005 Mercedes-Benz SLK 1.8 SLK200 Kompressor

Overview

• Make: Mercedes-Benz
• Model: SLK
• Trim: Kompressor
• Version: 1.8 SLK200 Kompressor Manual RWD 2dr (163 bhp)
• Year: 2005
• Mileage: 72,100 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 2 seats
• Engine: 1.8 litres, 163 bhp
• Gearbox: Manual
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 209 g/km

About this car

This 2005 Mercedes-Benz SLK Kompressor is advertised with 72,100 miles, approximately 5,900 below the typical mileage for its age. The AskCar estimate for this car is £3,121. It is priced at £3,999, which is £878 above that estimate. The AskCar estimate uses UK dealer asking prices, including 417 Mercedes-Benz SLK adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 44 days. Its advertised mileage matches the government's MOT record. It is for sale at The Car Centre Maesycwmmer in Hengoed. 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: £878 (28%) over the AskCar estimate of £3,121.

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 44 days.

Price history

AskCar first saw this advert on 25 September 2026 at £3,999. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 29 July 2027.

It failed its MOT on 30 July 2026 (windscreen washer provides insufficient washer liquid) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 69,412 miles, which matches the advertised 72,100 miles.

Advertised mileage is about 5,900 miles lower than the median mileage of a 2005 Mercedes-Benz SLK on AskCar.

Similar cars

3 other 2005 Mercedes-Benz SLK Kompressor 1.8 petrol manual convertibles are for sale at UK dealers, from £1,495 to £5,995, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver. Mileage: 58,108 miles. Price: £5,995, £1,996 more than this car. Dealer: Saunders Abbott in Sidcup. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-f72f7bfef2a8
• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver. Mileage: 119,699 miles. Price: £1,995, £2,004 less than this car. Dealer: Scs Car Sales in Burnley. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-e9b8ec810923
• 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, blue. Mileage: 123,186 miles. Price: £1,495, £2,504 less than this car. Dealer: Team Auto Sales in Southend-on-Sea. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-52e84c9b2793