I don't know if this qualifies as 1. I haven't been in the game for a few yrs and 2. I only have three amps to compare right now too. I have the pp i1000.4 and p900.4. I'm running active with my mids and midbass off the 900.4 and tweets off CH 1 and 2 on the i1000.4 and 3 and 4 bridged to my...