MERCEDES-BENZ S CLASS (2017-20) S400L 4DR SALOON LWB 2.9D DPFR SS 340 EU6 AMG LINE EXECUTIVE PREMIUM 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 AMG LINE EXECUTIVE PREMIUM 9G-T+ AUTO is a luxury saloon vehicle, positioned at the top of the executive car market in the UK. Its long-wheelbase design offers extra rear-seat space, making it particularly appealing for those who value comfort and sophistication. The vehicle's presence in the used car market is notable, with recent data showing a typical private sale value of around £32,300 and an average mileage of 96,000 miles, suggesting it’s often bought as a reliable, high-end choice for professionals or company owners.
This model is primarily used for comfort, style, and effortless driving, making it ideal for executives, business commuters, or families seeking a premium experience. Its reputation for refinement, advanced features, and fuel efficiency sets it apart from rivals. Known for its smooth ride and cutting-edge technology, the S-Class has a strong standing amongst luxury sedans, offering a blend of elegance and performance that appeals to discerning buyers.
With a limited sample size of just 32 lookups across 6 different VINs, the data suggests consistent use and ownership history. The vehicle’s appeal lies in its combination of luxury, reliability, and executive features, making it a popular choice among those seeking a prestigious, comfortable, and well-equipped saloon. It remains competitive in the premium car segment thanks to Mercedes-Benz’s reputation for quality and innovation.
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Key Findings
The following statistics are drawn from our checks of 6 different vehicles, run between May 13th 2021 and August 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
1
Hidden Histories
Hidden Histories
108k
Average Mileage
Average Mileage
£32,300
Average Valuation
Average Valuation












