2004 Mercedes-Benz SLK 2.0 SLK200 Kompressor
Price: £2,500. Good value: £716 (22%) under the AskCar estimate of £3,216, 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: 2.0 SLK200 Kompressor Auto RWD Euro 3 2dr (163 bhp)
- Year: 2004
- Mileage: 55,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 2 seats
- Engine: 2.0 litres, 163 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Silver
- CO2: 221 g/km
- Emissions standard: Euro 3
About this car
At 55,000 miles, this 2004 Mercedes-Benz SLK Kompressor has covered about 10,200 fewer miles than other 2004 Mercedes-Benz SLK cars. Priced at £2,500, it is advertised £716 below the AskCar estimate of £3,216. 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 recorded this advert 45 days ago, and its asking price has since fallen by £1,000. The seller is W4 Car Sales, based in London. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 8 November 2026.
Price
Good value: £716 (22%) under the AskCar estimate of £3,216.
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.
Time on sale
This 2004 Mercedes-Benz SLK has been on sale for at least 45 days.
Price history
AskCar first saw this advert on 24 September 2026 at £3,500. Its asking price is now £2,500, £1,000 less. The latest price cut was seen on 19 October 2026.
Price changes recorded:
- 24 September 2026: £3,500
- 19 October 2026: £2,500
Mileage and MOT
Advertised mileage is about 10,200 miles lower than the median mileage of a 2004 Mercedes-Benz SLK on AskCar.
Similar cars
2 other 2004 Mercedes-Benz SLK Kompressor 2.0 petrol automatic convertibles are for sale at UK dealers, from £2,495 to £3,990, as of 8 November 2026.
The 2 closest to this car in mileage:
- 2004 Mercedes-Benz SLK Kompressor, 2.0 petrol convertible, black. Mileage: 33,000 miles. Price: £3,990, £1,490 more than this car. Dealer: Ravenor Cars in Greenford. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2004-dbf8e9656db4
- 2004 Mercedes-Benz SLK Kompressor, 2.0 petrol convertible, red. Mileage: 90,000 miles. Price: £2,495, the same price as this car. Dealer: Radlett Cars in Radlett. AskCar page: https://askcar.co.uk/car/mercedes-benz-slk-2004-bfab3d9e6068
Browse all Mercedes-Benz SLK cars for sale · 2004 Mercedes-Benz SLK price guide
More like this
- Used Mercedes-Benz SLK Kompressor prices
- Used Mercedes-Benz SLK for sale under £3,000
- Used automatic Mercedes-Benz SLK for sale
- Used petrol Mercedes-Benz SLK for sale
- Used Mercedes-Benz SLK for sale near Richmond upon Thames
Photos
100 photos of this car are on its AskCar page.
As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.