MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE PREMIUM 9G-T+ AUTO
Buyer's Guide & Data from our Checks
The MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE PREMIUM 9G-T+ AUTO is a long-wheelbase luxury saloon: a spacious, high-end alternative to an SUV, aimed at buyers seeking comfort and prestige. It sits at the top of the Mercedes range, competing with the BMW 7 Series and Audi A8.
Mycarcheck.com records 32 look-ups covering 14 different VINs, giving a useful snapshot, though not a huge sample. The average private-sale valuation was £38,400, with average recorded mileage of 49,000 miles and annual use of 5,000 miles. Cars had around 1.4 previous keepers on average, suggesting relatively modest ownership turnover overall.
With generous rear-seat room, a calm ride and an upscale cabin, the S450L is suited to chauffeur-style travel, executives and couples or families wanting space for longer journeys. AMG Line styling adds a sharper look, while the petrol engine and automatic transmission deliver effortless, refined progress. It is more comfort-focused than sporty rivals, and ownership checks can help confirm mileage and history.
Buying a used S-Class? Outstanding finance, write-offs, hidden damage, stolen status or mileage discrepancies could turn a premium car into an expensive mistake. Enter the reg now and check before you commit.
Key Findings
The following statistics are drawn from our checks of 14 different vehicles, run between April 30th 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.
32
Lookups
Lookups
0
Hidden Histories
Hidden Histories
43k
Average Mileage
Average Mileage
£38,400
Average Valuation
Average Valuation
