Floros/CFLs
PROS-
-Cheap to run
-Cheap to buy
-Easy to swap out spectrums in accordance to cycle of growth
-Self ballasted
-Readily available
-Last long
CONS
-Many are needed
-Sometimes need to rearrange daily
-Can be awkward
-Low(er) yield
-Poor penetration (giggity)
LEDs
PROS
-Low cost to run
-Small
-Little heat
-Low lasting
-Last long
CONS
-Fucking expensive!
-Gotta pay to play, knockoffs wont cut it.
-Some claim poor yields, some claim normal/large. Point being, there is still a lot of debate over LED's.