All Comparisons
HV81 Down-Firing 8" Audio Subwoofer Sub Woofer Bass Speaker

HV81 Down-Firing 8" Audio Subwoofer Sub Woofer Bass Speaker

Phase Technology
$129.00
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VS
ZXI 15" High Excursion Subwoofer Quad Stacked Magnets 1000 Watts Rms DVC 2-ohm

ZXI 15" High Excursion Subwoofer Quad Stacked Magnets 1000 Watts Rms DVC 2-ohm

DS18
$1988.99
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Subwoofer Spec Comparison

ParameterHV81 Down-Firing 8" Audio Subwoofer Sub Woofer Bass SpeakerZXI 15" High Excursion Subwoofer Quad Stacked Magnets 1000 Watts Rms DVC 2-ohm
General
RMS Power—1000 W