MERCEDES-BENZ SL CLASS (2016-21)

Buyer's Guide & Data from our Checks
The MERCEDES-BENZ SL CLASS (2016-21) is a luxury convertible known for its stylish design and premium features, making it a standout choice in the UK market. It’s popular among those who enjoy open-top driving and appreciates comfort, sporty performance, and innovative technology. This model tends to appeal to individuals or couples seeking a luxurious yet practical vehicle, often used for leisure drives and scenic trips rather than everyday commuting.
According to data from mycarcheck.com, this model has been looked up over 1,600 times, indicating steady interest among potential buyers. The average private sale valuation stands at around £38,900, with most cars having low mileage of about 24,000 miles. Its typically owner history shows just over one previous keeper, suggesting these cars are often well-maintained and cherished. The average annual mileage of 5,000 miles further emphasizes its use for leisure rather than daily driving.
What makes the MERCEDES-BENZ SL CLASS (2016-21) notable is its elegant design, solid build quality, and smooth driving experience. Compared to rivals, it’s often praised for its luxurious interior and advanced features, helping it maintain a strong presence in the premium convertible market. Overall, it’s a refined choice for those valuing style, comfort, and a touch of exclusivity.
Key Findings
The following statistics are drawn from our checks of 723 different vehicles, run between February 18th 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.
1,663
Lookups
Lookups
25
Hidden Histories
Hidden Histories
28k
Average Mileage
Average Mileage
£38,900
Average Valuation
Average Valuation
Model Variants
SL400 2DR ROADSTER 3.0 V6 367 GPF SS EU6 GRAND EDITION 9G-T+ AUTO
SL400 2DR ROADSTER 3.0 V6 367 GPF SS EU6 GRAND EDITION PREMIUM 9G-T+ AUTO
SL400 2DR ROADSTER 3.0 V6 367 SS EU6 AMG LINE 9G-T+ AUTO
SL400 2DR ROADSTER 3.0 V6 367 SS EU6 AMG LINE PREMIUM 9G-T+ AUTO
SL400 2DR ROADSTER 3.0 V6 367 SS EU6 DESIGNO EDITION 9G-T+ AUTO
SL400 2DR ROADSTER 3.0 V6 367 SS EU6 EDITION 9G-T+ AUTO
SL500 2DR ROADSTER 4.7 V8 455 GPF SS EU6 AMG LINE PREMIUM 9G-T+ AUTO
SL500 2DR ROADSTER 4.7 V8 455 GPF SS EU6 GRAND EDITION 9G-T+ AUTO
SL500 2DR ROADSTER 4.7 V8 455 GPF SS EU6 GRAND EDITION PREMIUM 9G-T+ AUTO
SL500 2DR ROADSTER 4.7 V8 455 SS EU6 AMG LINE 9G-T+ AUTO












