Out of all the rawlings 5150 bats, what do you think is the best one?

I have a b1 -8 and i love it but it chips and cracks to easily and my friend told me about the 5150 bats and i thought they were really cool i want your opinion of which one u think is the best and then tell me what is better the alloy or the 5150 composite thank you best answer gets max points