MERCEDES-BENZ S CLASS (2017-20) S400L 4DR SALOON LWB 2.9D DPFR SS 340 EU6 GRAND EDITION EXECUTIVE 9G-T+ AUTO

Buyer's Guide & Data from our Checks
The MERCEDES-BENZ S CLASS (2017-20) S400L 4DR SALOON LWB 2.9D DPFR SS 340 EU6 GRAND EDITION EXECUTIVE 9G-T+ AUTO is a luxury saloon that stands out in the UK market as a high-end executive vehicle. It offers a spacious long-wheelbase design, making it particularly appealing to those who value comfort and style. This car is popular among corporate users and Executive drivers, providing a smooth, refined driving experience that combines powerful performance with advanced features.
Based on mycarcheck.com data, there have been 16 checks on this model across 6 different VINs, highlighting its moderate presence in the used car market. The vehicle’s average private sale value sits around £44,100, with most recorded mileages at about 34,000. Its low average number of previous owners, just over 0.3, indicates it is typically well-maintained and likely to have been cherished by its owners. These details point to a vehicle that is reliable, appealing, and suited for clients who prioritize comfort, prestige, and driving luxury.
What makes this particular S-Class notably attractive is its combination of opulence and technology, setting it apart from rivals in the luxury saloon class. Its reputation for dependable performance and plush interior amenities makes it a strong choice for families, executives, or even high-end chauffeur service. Overall, the Mercedes-Benz S Class (2017-20) S400L is recognised for its sophisticated design, impressive build quality, and smooth driving experience, making it a highly desirable used luxury vehicle within the UK market.
Key Findings
The following statistics are drawn from our checks of 6 different vehicles, run between May 3rd 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.
16
Lookups
Lookups
0
Hidden Histories
Hidden Histories
38k
Average Mileage
Average Mileage
£44,100
Average Valuation
Average Valuation












