In terms of alpine subs.......?

Question

what is the difference between type s, r, x........and which one is the best.

Answer 1

they are basically their three stages of power and price, type E- for people who want a little extra bass for a little extra money, type R- all around great quality sub for a decent price , and the type X- top of the line high quality power for high quality money.  

alpine type S- which is a shallow sub for small space.

http://www.crutchfield.com/App/Product/I...

http://www.crutchfield.com/App/Product/I...

http://www.crutchfield.com/App/Product/I...

http://www.crutchfield.com/App/Product/I...

Answer 2

x is the best more watts and xmax