I think you would like any one of them, but being a PB13 Ultra owner, I vote for the Ultra 12 knowing SVS quality first hand. but I have never heard anything bad about Hsu subs nor eD, I think for the price the eD is best bang for the buck.

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70