Which is best i the one that hit harder and that is the best?

Question

A. 2 15 inch Fi Btl subs

B. 2 15 inch DC subs

C. 2 15 inch RE subs

D. 2 15 inch TC subs

E. 2 15 inch orion new hcca model

F. 3 15 inch kicker l7s subs

G. 2 Audioque hdc3 subs

H. 2 15 inch DD series sub

I. 2 15 inch x*x subs

Answer 1

2 15 inch x*x subs :)

Answer 2

interesting question for tennis, i guess you could put a tennis ball on them all and see which one makes the ball bounce the highest