MERCEDES-BENZ SL CLASS (2016-21) SL400 2DR ROADSTER 3.0 V6 367 GPF SS EU6 GRAND EDITION PREMIUM 9G-T+ AUTO

Buyer's Guide & Data from our Checks
The MERCEDES-BENZ SL CLASS (2016-21) SL400 2DR ROADSTER 3.0 V6 367 GPF SS EU6 GRAND EDITION PREMIUM 9G-T+ AUTO is a luxury convertible designed primarily for those who enjoy stylish and comfortable open-air driving. It is a premium soft-top roadster that appeals to drivers seeking elegance, performance, and a refined driving experience. In the UK market, this model stands out as a high-end vehicle, often seen as a desirable choice for enthusiasts, retirees, or those wanting a sophisticated cruiser.
Analysis of data from mycarcheck.com shows that this model has been looked up 158 times, with 53 unique VINs, indicating steady interest and a relatively diverse ownership history. The average recorded mileage of around 21,000 miles suggests some well-maintained examples on the market, often used for leisurely or weekend trips rather than daily commuting. Its average valuation of £48,500 further underscores its premium status and appeal among buyers seeking a luxurious, stylish roadster that offers both comfort and sporty driving.
What makes the SL400 stand out is its sleek design, powerful 3.0 V6 engine, and high-quality finish, making it a top contender in the luxury roadster class. Compared to its rivals, it is known for a smooth and engaging drive, advanced features, and impressive reliability. Perfect for those who desire a combination of elegance, performance, and practicality, the Mercedes-Benz SL class (2016-21) SL400 offers a compelling choice for premium open-top motoring in the UK market.
Key Findings
The following statistics are drawn from our checks of 53 different vehicles, run between February 24th 2021 and February 28th 2026. These real-world insights provide context for this vehicle's place in the market, as well as its typical usage.
158
Lookups
Lookups
1
Hidden Histories
Hidden Histories
28k
Average Mileage
Average Mileage
£48,500
Average Valuation
Average Valuation












