i know what the specs are but which makes more powa!

[Joe562MMA 10+ year member]

sundown ns1 or ab xfl 750.1 at 1 ohm load? anyone have clamp numbers

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[hispls 5,000+ posts]

Assuming you're buying new I would trust Sundown warranty a little farther. Odds are difference will be inaudible and most probably @ .4dB at best, more likely .1 or .2 The difference in even 30% more power shouldn't be audible.