touring zx6 f2 f3 f4 f4i

I want a comfortable (more upright riding position) sport bike. I have ridden lots of bikes and presently have a Ninja EX500 with 38mm bar risers. It feels real good. I want better performance but without losing the flickability of the lil ninja. I am looking at the honda f2,3,4 and f4i and the...