At motorway speeds you mainly notice
tyre noise though you can hear the sporty pulse of the small engine when accelerating.
Not exact matches
The ride feels particularly well - judged for the motorway, and it's ultra-refined at speed -
though again, on UK roads we'd expect a little more
tyre noise than we heard on the smooth autobahns.
These other two main
noise sources are well controlled
though, aided by the previously mentioned low - rolling resistance
tyres and aerodynamic shape.
Wind
noise becomes noticeable at higher speeds,
though tyre noise is minimal even on rough surfaces.
It's firmer than some, but not uncomfortable,
though we did note a degree of
tyre -
noise intrusion, especially on coarse chip surfaces.
With a new engine management developed from Formula 1 technology and revised induction system and liquid cooled turbocharger intercooler the car was a true sports car - no «Silent Sports Car»
though with the engine being audible as well as some
noise from the
tyres to be detected.
For example, even
though the lane - departure audible warning is possibly meant to replicate
tyres rolling on a rumble strip, some think the
noise more closely resembles the sound of flatulence.
It's also quiet in the business seats, with very little wind and engine
noise,
though there's more road
noise from the
tyres than you'd find in the S 65 AMG.