I was just reading this article and wondered who's planning to buy a 2020 ZX-6R. I was also surprised at the power they get out of a 600 now - 136bhp with ram air! That's more than a third over what my old G1 had!
https://www.visordown.com/reviews/road-test/kawasaki-zx-6r-ninja-2020-review
https://www.visordown.com/reviews/road-test/kawasaki-zx-6r-ninja-2020-review