What would be have more spl 1 kicker solo x or 2 kicker cvx 12's?

Kicker Comp CVR 12" x 12" Car Subwoofer is no greater thrill in the world to me than getting into a vehicle and hearing one deep throaty bass hit after another. I love to hear the treble rolls, the bass vibration, and this doesn't mean I need to have super loud music, it just means that ...