I think that Reason is better.
It's much more proffesional than Fruity and have better sound quality and better sound control,
Yes, the interface is hard but once You've learn it You will never change it.
But I know people who make gordious music with Fruity Loops.
I think that You have to try both programs and than make a choice
I cannot tell You which one is better. It's up to You. You will use it, not me
Both of them have many advantages and disadvantages.
Remember that perfect soft doesn't exist.