Power Sound Audio (PSA) XS15SE vs Paradigm Defiance X12

Last updated: September 16, 2026

Short answer: the Paradigm Defiance X12. It ranks #10 of 145 subwoofers by sound quality at $1314.63; the Power Sound Audio (PSA) XS15SE ranks #22 and costs $1499, which makes this an easy call rather than a real tradeoff.

Power Sound Audio (PSA) XS15SE vs Paradigm Defiance X12

What the Power Sound Audio (PSA) XS15SE offers: 15-inch sealed driver delivers 117.8dB CEA-2010-A average in a compact sealed enclosure. Watch for: No detailed measurement caveats are currently recorded.

What the Paradigm Defiance X12 offers: Beastmaster 12-inch ported with 650W RMS defies moderate size to produce powerful bass with vanishing distortion. Advanced ARC room correction technology. Nearly ideal performance/value ratio for music and movies. Watch for: No detailed measurement caveats are currently recorded.

Buy the Paradigm Defiance X12. It ranks higher for sound quality than the Power Sound Audio (PSA) XS15SE and costs less, which settles it without a real tradeoff to make.

Still deciding? The full Subwoofers rankings cover every ranked option.

Specifications Side By Side

Power Sound Audio (PSA) XS15SE Paradigm Defiance X12
Price$1499$1,314.63
Ranked#22 of 145 in Medium Home Subwoofers (30-75 lbs)#10 of 145 in Medium Home Subwoofers (30-75 lbs)
Enclosuresealedported, bottom
Output SPL at 12.5 Hz91.9 dB-
Output SPL at 15 Hz96.5 dB-
Output SPL at 20 Hz100.6 dB95.5 dB
Output SPL at 25 Hz107.2 dB108.1 dB
Output SPL at 31.5 Hz110.6 dB112.8 dB
Output SPL at 40 Hz114.7 dB116.1 dB
Output SPL at 50 Hz117.9 dB119.0 dB
Output SPL at 63 Hz119.1 dB120.7 dB
Output SPL at 80 Hz119.4 dB120.8 dB
Output SPL at 100 Hz119.3 dB120.2 dB
Output SPL at 125 Hz118.6 dB119.3 dB
CEA-2010-A Average (40-80Hz)117.8 dB119.2 dB
Dimensions19.5"H x 17"W x 18"D (495.3 x 431.8 x 457.2 mm)19.4"H x 18"W x 19.4"D (493.5 x 457.2 x 493.5 mm)
Weight67 lbs (30.4 kg)61.9 lbs (28.1 kg)
Warranty53
CountryUnited StatesCanada
Measurement SourceData-bassAudioholics
Frequency Response23-200Hz, ±3dB20-230Hz, ±3dB
Amplifier Power550W RMS / 1650W peak650W RMS / 1300W peak
Drivers15" (381mm) driver12" (305mm) driver
Cabinet Color-black
Crossover Frequency-30-120Hz adjustable
Features-ARC microphone for room correction, ART surround

How Paradigm Defiance X12 compares with other leading options:

Prices on this page were last checked September 16, 2026 at 12:41 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

As an eBay Partner, we may be compensated if you make a purchase.

The Two Speakers In Full

Power Sound Audio (PSA) XS15SE: $1499 eBay

Power Sound Audio (PSA) XS15SE ranking card

Pros: 15-inch sealed driver delivers 117.8dB CEA-2010-A average in a compact sealed enclosure.

Full Power Sound Audio (PSA) XS15SE review and specifications →

Amplifier Power550W RMS / 1650W peak
CEA-2010-A Average (40-80Hz)117.8 dB
CountryUnited States
Dimensions19.5"H x 17"W x 18"D (495.3 x 431.8 x 457.2 mm)
Drivers15" (381mm) driver
Enclosuresealed
Frequency Response23-200Hz, ±3dB
Measurement SourceData-bass
Output SPL at 12.5 Hz91.9 dB
Output SPL at 15 Hz96.5 dB
Output SPL at 20 Hz100.6 dB
Output SPL at 25 Hz107.2 dB
Output SPL at 31.5 Hz110.6 dB
Output SPL at 40 Hz114.7 dB
Output SPL at 50 Hz117.9 dB
Output SPL at 63 Hz119.1 dB
Output SPL at 80 Hz119.4 dB
Output SPL at 100 Hz119.3 dB
Output SPL at 125 Hz118.6 dB
Warranty5
Weight67 lbs (30.4 kg)
Search eBay for Power Sound Audio (PSA) XS15SE →

Paradigm Defiance X12: $1,314.63 eBay

Paradigm Defiance X12 ranking card

Pros: Beastmaster 12-inch ported with 650W RMS defies moderate size to produce powerful bass with vanishing distortion. Advanced ARC room correction technology. Nearly ideal performance/value ratio for music and movies.

Full Paradigm Defiance X12 review and specifications →

Amplifier Power650W RMS / 1300W peak
CEA-2010-A Average (40-80Hz)119.2 dB
Cabinet Colorblack
CountryCanada
Crossover Frequency30-120Hz adjustable
Dimensions19.4"H x 18"W x 19.4"D (493.5 x 457.2 x 493.5 mm)
Drivers12" (305mm) driver
Enclosureported, bottom
FeaturesARC microphone for room correction, ART surround
Frequency Response20-230Hz, ±3dB
Measurement SourceAudioholics
Output SPL at 20 Hz95.5 dB
Output SPL at 25 Hz108.1 dB
Output SPL at 31.5 Hz112.8 dB
Output SPL at 40 Hz116.1 dB
Output SPL at 50 Hz119.0 dB
Output SPL at 63 Hz120.7 dB
Output SPL at 80 Hz120.8 dB
Output SPL at 100 Hz120.2 dB
Output SPL at 125 Hz119.3 dB
Warranty3
Weight61.9 lbs (28.1 kg)
Search eBay for Paradigm Defiance X12 →