MERCEDES-BENZ S CLASS (2017-20) S350L 4DR SALOON 2.9D DPFR SS 286 EU6 AMG LINE EXECUTIVE PREMIUM PLUS 9G-T+ AUTO

Buyer's Guide & Data from our Checks
The Mercedes-Benz S Class (2017-20) S350L 4DR Saloon is a luxury executive car that is popular in the UK for its comfort, sophistication, and impressive features. As a full-size saloon, it is designed for those who seek a refined driving experience, often favored by professionals, executives, or families wanting a combination of practicality and premium quality. This model is known for its smooth ride, elegant design, and high-end interior features, making it stand out among rival luxury saloons.
Based on over 1,000 mycarcheck.com checks involving 268 different vehicles, the S Class consistently attracts buyers looking for reliability and prestige. Its typical use ranges from daily commuting to long-distance cruising, with an average mileage of around 64,000 miles. The vehicle's reputation for comfort, advanced technology, and reliable performance positions it well in the market.
What makes this S350L notable is its luxurious AMG Line and executive trims, coupled with a fuel-efficient 2.9D engine fitted with Euro 6 standards. Compared to rivals, it’s celebrated for its superior build quality, advanced safety, and cutting-edge interior technology. Overall, this Mercedes-Benz S Class model offers an excellent balance of prestige, comfort, and performance for discerning buyers.
Before buying any Mercedes S-Class from 2017-20, don’t risk hidden finance, previous damage or mileage fraud. Enter the reg now and run a quick check to avoid costly surprises. It’s quick, easy, and could save you thousands.
Key Findings
The following statistics are drawn from our checks of 268 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.
1,047
Lookups
Lookups
35
Hidden Histories
Hidden Histories
74k
Average Mileage
Average Mileage
£34,200
Average Valuation
Average Valuation












