versus

ORION HCCA vs SSA ZCON vs SA Z v.4 Series vs Re Audio Xxx vs Tantric SHD Series Opinions?

alright ive got 3 diamond d6 10s and i love them. ive been running them off a planet audio bb1400.1 at 2.7 ohms so around 900 watts for all 3.. they are each underrated at 500 watts rms so i just purchased a bigger amp (brutus 2100.1). i also just got an offer to trade my 3 10's for a skar zvx...