At this point if I were to try LED again, Id go Radion Pro. It is the only light that I have seen good results with reliably. Yes, there are some others like reef breeders or radiance that have a lot of LED colors, but I've just seen more success under Radion.
Wasnt there just an article that articulated issues with red light over reefs, something about the red light causing the corals to reduce their ability to harness light since the perceived light strength due to the large presence of the red spectrum was so high? There was just a study on this... was rather compelling about the benefits of NOT running red LED's... ill try to find it...
For me there is a lot of question and I spent the last year, a full year of reefing, getting sub-par growth and color under vegas. I am no newb either. A year is a lot of growth to miss out on...