2005 Mercedes-Benz SLK 1.8 SLK200 Kompressor
Price: £3,950. Above the going rate: £1,355 (52%) over the AskCar estimate of £2,595, our expected asking price for this car from its model, age, mileage and specification, drawing on 417 priced Mercedes-Benz SLK adverts on AskCar as of 8 November 2026.
AskCar lists 467 used Mercedes-Benz SLK from 364 UK dealerships, as of 8 November 2026.
Overview
- Make: Mercedes-Benz
- Model: SLK
- Trim: Kompressor
- Version: 1.8 SLK200 Kompressor Auto RWD 2dr (163 bhp)
- Year: 2005
- Mileage: 100,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 1.8 litres, 163 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 211 g/km
About this car
This 2005 Mercedes-Benz SLK Kompressor has covered 100,000 miles, around 22,000 more miles than is typical for its age. The AskCar estimate for this car is £2,595. It is priced at £3,950, which is £1,355 above that estimate. The AskCar estimate uses 417 UK dealer adverts for the Mercedes-Benz SLK, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 158 days. It is for sale at Sunniside Car Sales in Newcastle Upon Tyne. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Above the going rate: £1,355 (52%) over the AskCar estimate of £2,595.
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 158 days.
Price history
AskCar first saw this advert on 3 June 2026 at £3,950. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 22,000 miles higher 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, black. Mileage: 97,757 miles. Price: £2,395, £1,555 less than this car. Dealer: Sundon Autos in Luton. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-72e24c182c95
- 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver. Mileage: 89,000 miles. Price: £2,990, £960 less than this car. Dealer: See Cars Nottingham in Little Eaton. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-6f5d85603faa
- 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, black. Mileage: 82,000 miles. Price: £2,995, £955 less than this car. Dealer: Radlett Cars in Radlett. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-c41e2259ea10
- The nearest: 2005 Mercedes-Benz SLK Kompressor, 1.8 petrol convertible, silver, 108 miles from this car. Mileage: 78,000 miles. Price: £2,489, £1,461 less than this car. Dealer: Capital Cars in Sheffield. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2005-dc2ff6fed584
Browse all Mercedes-Benz SLK cars for sale · 2005 Mercedes-Benz SLK price guide
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Photos
25 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.