MERCEDES-BENZ S CLASS (2017-20) S450L 4DR SALOON LWB 3.0 SS 389 EU6 AMG LINE PREMIUM PLUS 9G-T+ AUTO

Buyer's Guide & Data from our Checks
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 luxurious large saloon aimed at drivers seeking comfort and prestige. Positioned firmly in the executive car segment, it appeals to professionals, business users, and those who value a smooth, refined driving experience. The vehicle’s long-wheelbase design, known as the LWB, offers extra rear passenger space, making it ideal for those who often carry others or require added legroom.
According to data from mycarcheck.com, this model has been checked multiple times, with four distinct VINs recorded since May 2022. The average private sale value is around £34,700, and typical mileage is about 56,000 miles, suggesting it’s generally well-maintained by previous owners. Its popularity in the used market reflects its reputation for comfort, luxury features, and reliable performance, with only around half a previous keeper on record.
What makes this specific Mercedes-Benz S Class stand out is its comprehensive set of premium features, including AMG styling and advanced driving systems, which contribute to a luxurious and dynamic driving experience. It’s often compared to rivals like the BMW 7 Series and Audi A8, but the S Class is renowned for its ride quality, elegant design, and brand prestige. This model is best suited for those seeking a high-end, comfortable, and stylish vehicle that serves well as a chauffeur-driven car or for executive use.
Key Findings
The following statistics are drawn from our checks of 4 different vehicles, run between May 9th 2022 and December 31st 2025. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
6
Lookups
Lookups
0
Hidden Histories
Hidden Histories
57k
Average Mileage
Average Mileage
£34,700
Average Valuation
Average Valuation












