Compare the Vauxhall-Opel Vectra 3.2 V6 GSi - [2002] vs Toyota Supra SZ 2.0 Turbo - [2019]. 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 Vauxhall-Opel Vectra 3.2 V6 GSi or the Toyota Supra SZ 2.0 Turbo. We'll leave it up to you to decide which is your favourite.