in theory it may make sense. in car audio competitions that measure spl for living...its not so tru all the time. so common sense says yeah more power=louder....but in reality great engineering/design can make power look silly.
Power: Marantz sr7008, NAD C 275Bee x 2, Video: Oppo 103, Samsung 75un6300
Speakers: Focal aria 948, Focal cc900, Klipsch synergy KSF 10.5, Magnepan LRS
Subs: Rythmik FV25HP, Rythmik FV15HP