rockandroll not be what you said, but between a m15 home adamson we have super wedge park, but we also have 15 max performance and not at all the same for the sound you have to be a lab adamson the moin FP3400

that you spell 1250 W into 4 ohm

the d & b D12 and moin powerful and makes you move your well max 15 with a yield of 135 db for passive 250w admisible

m 15 129 adamson d & b in passive for 500 w adminsible with fp3400 lab

So the 2 products good but not walking the same product tt

and for the 400 we talk not even