Karin and Kabuto are both good healers , But Kabuto has Better healing jutsu more than Karin. However , Karin has Better Poisoning, and Can attack while kabuto can't but summons two Clones to attack for him.
Karin can do combo and chase, so if the advantage goes to Karin.

Hinata is way more better than kankuro , she can cause apu*ure and her defense is very high.