We've had good luck with our Prizm. Got 4 fish, 4 countable inverts, and "easy" corals (4 kinds: hairy, blue/purple and green
shrooms and polyps) in our 55. Definitely depends on your long term goals. We're looking at ours as an experiment before we get a bigger tank. Add things slowly in good balance and you could do fine. JMO
, but I second the motion by WyldGunz.