MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE 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 9G-T+ AUTO is a luxurious large executive sedan, playing a prominent role in the UK market for those seeking comfort, refinement, and advanced technology. As a long-wheelbase model, it offers extra rear-seat space, making it ideal for executives or those who value a premium ride. This model is commonly used for executive transport, family comfort, and affluent commuters, thanks to its smooth drive and roomy interior.
According to data from mycarcheck.com, this vehicle has been checked 133 times with 38 unique VINs, indicating moderate popularity with used car buyers and collectors. The average value for private sales is estimated around £34,100, with typical mileages around 46,000 miles, showing that most cars are well-maintained and moderately used. Most owners have had about two previous keepers, reflecting steady ownership.
What makes this S-Class distinctive is its blend of luxury features, elegant design, and impressive driving experience. Known for its exceptional ride quality, reliability, and high-end interior, it stands out among rivals like the BMW 7 Series and Audi A8. Its reputation for comfort and technology makes it a top choice for those wanting a prestigious, comfortable ride in the executive saloon class.
Key Findings
The following statistics are drawn from our checks of 38 different vehicles, run between February 18th 2021 and December 31st 2025. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
133
Lookups
Lookups
3
Hidden Histories
Hidden Histories
54k
Average Mileage
Average Mileage
£34,100
Average Valuation
Average Valuation












