go for the iSonic wide. Endless control and enough volume for your weight. You can use 7,8 up to 9,5 and the board works great with a 46 - 47 cm long fin for you. In case it should get strong, get a 44/45 in.
Cheers and hope it helps,
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.