There's some buzz from the petrol engine of the C200 model at higher revs. The C220d diesel is similarly smooth to the BMW 320d, but the Audi A4 40 TDI is quieter still. The quietest C-Class is ...

The Mercedes C-Class Estate isn't the most practical estate car or the most fun to drive, but it impresses in other areas, such as ride comfort. The C300e plug-in hybrid will be tempting ...