Compare the Volvo C70 2.5 T5 Coupe Convertible Sport - [2006] vs BMW 3 Series 328CI Saloon E46 - [1998]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the Volvo C70 2.5 T5 Coupe Convertible Sport or the BMW 3 Series 328CI Saloon E46. We'll leave it up to you to decide which is your favourite.