MERCEDES-BENZ S CLASS (1999-06)

Buyer's Guide & Data from our Checks

The MERCEDES-BENZ S CLASS (1999-06) is a full-size luxury saloon, designed for comfort, space and refinement. In the UK used-car market it sits among prestigious executive cars, alongside the BMW 7 Series and Audi A8. Its calm, formal character suits drivers wanting a spacious long-distance car, not a city runabout.

mycarcheck.com has recorded 4,961 checks covering 2,021 VINs, a notable sample for this older S-Class. The average private-sale valuation is £2,000, with average recorded mileage of 121,000 miles and annual use around 5,000 miles. Checks show nearly five previous keepers on average, so buyers should review each car’s history carefully.

Known for plush seating, generous rear space and a smooth, quiet ride, the S-Class makes travel feel special and is especially appealing to chauffeur-style use or touring. It offers more presence and indulgence than mainstream saloons, though fuel and repair costs can be higher. A well-maintained example rewards history-focused buyers.

Buying a Mercedes S-Class from 1999–2006? Outstanding finance, write-offs, hidden damage, clocked mileage or theft could turn a luxury buy into a costly mistake. Enter the reg now and check before you commit.

Key Findings

The following statistics are drawn from our checks of 2,021 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.

4,961
Lookups

483
Hidden Histories

131k
Average Mileage

£2,000
Average Valuation