Sorry, did I check up, and I ended up being wrong on that. They seems to be about equivalent. Found an interesting article comparing LED and LEP effect on coral growth and coloration.
https://reefs.com/magazine/coral-gr...ht-emitting-plasma-a-cross-family-comparison/It would suggest that the main issue about this tech is the acquisition cost and the spectrum (having an awesome growth on corals with washed out colors is less appealing to hobbyist than having a good growth with colorful corals).
Their conclusion is that this tech is great for aquaculture.