MERCEDES-BENZ S CLASS (2017-20) S400L 4DR SALOON LWB 2.9D DPFR SS 340 EU6 AMG LINE EXECUTIVE PREMIUM PLUS 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 PLUS 9G-T+ AUTO is a luxury executive saloon that is well-regarded in the UK market. Its long wheelbase makes it a spacious option primarily suited for executives, professionals, or those seeking a premium driving experience. The car is often used for comfort and style, making it popular among company car buyers and families who want a luxurious ride with generous space and advanced features.
Data from mycarcheck.com shows this vehicle has been looked up 259 times, with 71 distinct VINs indicating a good level of interest and a diverse ownership history. The average recorded mileage is around 79,000 miles, with most owners keeping the car for around 1.6 years. Its average private sale value of about £33,200 reflects its position as a high-end, well-equipped model. The S-Class stands out with its refined design, premium features, and a smooth driving experience that rivals or surpasses its competitors in the executive car segment.
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Key Findings
The following statistics are drawn from our checks of 71 different vehicles, run between February 20th 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.
259
Lookups
Lookups
8
Hidden Histories
Hidden Histories
91k
Average Mileage
Average Mileage
£33,200
Average Valuation
Average Valuation












