Mercedes-Benz S-Class Hybrid (2014-2018) review
Test score %
- Large
- Used only
- Hybrid
On paper it looks almost too good to be true: a powerful luxury saloon with a fuel economy of more than 100mpg and CO2 of just 65g/km. At least, those are the claims for the Mercedes-Benz S500 Plug-In Hybrid, the petrol-electric hybrid version of the S-Class, launched in 2014. Are these claims borne out? Read our full road test review to find out.
- Pros and cons
- What is it?
- What's it great at?
- What's it like to drive?
- How reliable is it?
- How comfortable and spacious is it?
- How economical is it to run?
- How safe is it?
- Is there anything I should look out for?
- Should I buy it?
Technical specifications
Test results
The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.
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- 4%Lowest score
- 62%Average score
- 85%Highest score
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