MERCEDES-BENZ SLK (2004-08)

Buyer's Guide & Data from our Checks
The MERCEDES-BENZ SLK (2004-08) is a compact two-seat convertible for drivers wanting open-air motoring with a premium badge rather than family practicality. Its folding hard roof offers coupe-like comfort and security when closed, while retaining the fun of a roadster on sunny days. In the UK used-car market, it is an affordable route into Mercedes-Benz sports-car ownership.
mycarcheck.com has seen 14,064 checks covering 5,923 distinct VINs, a substantial sample of UK interest. Its data puts average private-sale value at £3,400 and typical recorded mileage at 83,000 miles, with around 3,000 miles driven yearly. Cars average 4.6 previous keepers, useful context when assessing an individual car’s history.
The SLK suits couples, weekend drivers and commuters seeking an enjoyable two-seater, but is less suited to families. Against rivals such as the BMW Z4, it stands out for its retractable roof and comfortable, polished, relaxed feel.
Any 2004–08 Mercedes-Benz SLK could hide outstanding finance, a write-off, damage, mileage problems or theft. Enter the reg now and check before you buy.
Key Findings
The following statistics are drawn from our checks of 5,923 different vehicles, run between February 17th 2021 and October 31st 2026. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
14,064
Lookups
Lookups
485
Hidden Histories
Hidden Histories
85k
Average Mileage
Average Mileage
£3,400
Average Valuation
Average Valuation
Model Variants
200K ROADSTER 1.8 163
200K ROADSTER 1.8 163 AUTO
200K ROADSTER 1.8 163 EDITION 10
200K ROADSTER 1.8 163 EDITION 10 AUTO
280 ROADSTER 3.0 231
280 ROADSTER 3.0 231 AUTO
350 ROADSTER 3.5 272
350 ROADSTER 3.5 272 7SPD AUTO
350 ROADSTER 3.5 272 SPORTS PACK 6SPD
350 ROADSTER 3.5 272 SPORTS PACK 7G-T AUTO
55 AMG ROADSTER 5.5 360 7SPD AUTO












