Compare the Honda VTR 1000 RC51 SP2 Castrol Replica - [2002] vs Kawasaki Z 1000 SX - [2011]. Find out which motorbike is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which bike has the highest top speed or is the fastest accelerating, is it the Honda VTR 1000 RC51 SP2 Castrol Replica or the Kawasaki Z 1000 SX. We'll leave it up to you to decide which is your favourite. These 2 bikes have been carefully filtered and paired together according to their similarly performing technical specifications.