kicker vs rockford

Ok I now have a kicker zx2500.1 on two tens I just got 2 eclipse sw9122 my friend has a rockford t2500 1bd he said he would trade cause he need the power at 2 ohm so should I keep kicker at 4 ohm or go with the rockford at one ohm the box will be ported I'm a sq man so what is better I know the...