The MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE EXECUTIVE 9G-T+ AUTO is a luxury full-size saloon, known for its spaciousness and refined comfort. Sitting within the upper tier of the UK market, it is often chosen by executives, professionals, or those seeking a prestigious vehicle that blends style with advanced technology. The long-wheelbase version offers extra legroom, making it particularly appealing for those who value passenger comfort, especially in executive or chauffeur-driven roles. Data from mycarcheck.com shows a decent sample size, with 33 lookups and 10 different VINs, indicating steady interest in this model. The average private sale value is around £38,600, and typical mileage is about 29,000 miles, reflecting that many of these cars are relatively low-driven and well-maintained. Most owners tend to keep the car for a little over a year, often buying it for its luxury features, reliability, and smooth driving experience. What makes this particular S class standout is its blend of luxury, cutting-edge features, and the reputation for strong reliability in its class. It’s best suited for those who enjoy comfortable, premium motoring, such as busy executives or families looking for an elegant yet practical saloon. Compared to rivals like the BMW 7 Series or Audi A8, the Mercedes stands out for its opulent interior, ride quality, and advanced driver assistance features, making it a top choice for those who prioritize comfort and prestige.