The MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE PREMIUM PLUS 9G-T+ AUTO is a luxury saloon that sits at the top end of the UK's executive car market. Known for its elegant design and sophisticated features, this long-wheelbase version offers supreme comfort and ample space, making it ideal for high-end executives, families seeking a premium ride, or those who prioritize luxury in their daily commute. It is frequently used for business trips, chauffeur-driven journeys, or as a status symbol, thanks to its blend of comfort, technology, and refinement. Mycarcheck.com data shows a moderate level of interest in this model, with 11 lookups and about six different VINs, indicating a niche but consistent popularity in the used car market. The average private sale value of around £30,000, alongside a typical mileage of 68,000 miles, reflects its appeal among buyers looking for a well-maintained, luxury vehicle that balances cost with prestige. The vehicle's reputation revolves around its smooth driving experience, luxurious interior, and advanced safety features, setting it apart from competitors like BMW's 7 Series or Audi's A8. What makes this model particularly notable is its combination of opulence and practicality, powered by a 3.0-litre engine with strong performance and fuel efficiency that meets EU6 standards. Its AMG Line Premium Plus trim adds sporty touches and premium amenities, while the 9G-Tronic transmission ensures effortless driving. Overall, the S-Class (2017-20) S450L is regarded as a highly reliable, comfortable, and luxurious choice, well-suited for those looking to enjoy a flagship saloon with premium features and a prestigious badge.