HSU Research ULS-15 MK2 vs Power Sound Audio (PSA) XS15SE

Last updated: September 14, 2026

Short answer: the HSU Research ULS-15 MK2. It ranks #3 of 145 subwoofers by sound quality at $999; the Power Sound Audio (PSA) XS15SE ranks #22 and costs $1499, so there is not much of a tradeoff to weigh.

HSU Research ULS-15 MK2 vs Power Sound Audio (PSA) XS15SE

What the HSU Research ULS-15 MK2 offers: Sealed design delivers tight, accurate bass with low bloat. 600W BASH amplifier. 30% less expensive and 20 lbs lighter than predecessor. Easy integration with Q and EQ controls. Great value in the 15” sub market at under $850 shipped. Watch for: No detailed measurement caveats are currently recorded.

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.

Buy the HSU Research ULS-15 MK2. 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.

Looking for alternatives? See the complete Subwoofers rankings.

Buy the HSU Research ULS-15 MK2 at HSU Research ($999.00) →

Specifications Side By Side

HSU Research ULS-15 MK2 Power Sound Audio (PSA) XS15SE
Price$1,035$1499
Ranked#3 of 145 in Medium Home Subwoofers (30-75 lbs)#22 of 145 in Medium Home Subwoofers (30-75 lbs)
Enclosuresealedsealed
Output SPL at 12.5 Hz93.7 dB91.9 dB
Output SPL at 15 Hz98.0 dB96.5 dB
Output SPL at 20 Hz102.4 dB100.6 dB
Output SPL at 25 Hz107.7 dB107.2 dB
Output SPL at 31.5 Hz113.4 dB110.6 dB
Output SPL at 40 Hz118.3 dB114.7 dB
Output SPL at 50 Hz120.8 dB117.9 dB
Output SPL at 63 Hz121.2 dB119.1 dB
Output SPL at 80 Hz121.1 dB119.4 dB
Output SPL at 100 Hz120.7 dB119.3 dB
Output SPL at 125 Hz120.7 dB118.6 dB
CEA-2010-A Average (40-80Hz)120.3 dB117.8 dB
Dimensions19"H x 18"W x 19.5"D (482.6 x 457.2 x 495.3 mm)19.5"H x 17"W x 18"D (495.3 x 431.8 x 457.2 mm)
Weight65 lbs (29.5 kg)67 lbs (30.4 kg)
Warranty7/2(+3)5
Cabinet Colorblack, wood-
CountryUnited StatesUnited States
Measurement SourceAudioholicsData-bass
Frequency Response20-200Hz, ±1dB23-200Hz, ±3dB
Amplifier Power600W RMS / 2000W peak550W RMS / 1650W peak
Crossover Frequency30-90Hz adjustable-
Phase Control0°-180°-
FeaturesQ control, sealed subwoofer, EQ1/EQ2 modes-
Drivers15" (381mm) driver15" (381mm) driver
Buy the HSU Research ULS-15 MK2 at HSU Research ($999.00) →

More worthwhile head-to-heads for HSU Research ULS-15 MK2:

Prices on this page were last checked September 14, 2026 at 1:47 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.

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The Two Speakers In Full

HSU Research ULS-15 MK2: $1,035 HSU Research eBay

HSU Research ULS-15 MK2 ranking card

Pros: Sealed design delivers tight, accurate bass with low bloat. 600W BASH amplifier. 30% less expensive and 20 lbs lighter than predecessor. Easy integration with Q and EQ controls. Great value in the 15” sub market at under $850 shipped.

Notes: Price includes shipping

Full HSU Research ULS-15 MK2 review and specifications →

Amplifier Power600W RMS / 2000W peak
CEA-2010-A Average (40-80Hz)120.3 dB
Cabinet Colorblack, wood
CountryUnited States
Crossover Frequency30-90Hz adjustable
Dimensions19"H x 18"W x 19.5"D (482.6 x 457.2 x 495.3 mm)
Drivers15" (381mm) driver
Enclosuresealed
FeaturesQ control, sealed subwoofer, EQ1/EQ2 modes
Frequency Response20-200Hz, ±1dB
Measurement SourceAudioholics
Output SPL at 12.5 Hz93.7 dB
Output SPL at 15 Hz98.0 dB
Output SPL at 20 Hz102.4 dB
Output SPL at 25 Hz107.7 dB
Output SPL at 31.5 Hz113.4 dB
Output SPL at 40 Hz118.3 dB
Output SPL at 50 Hz120.8 dB
Output SPL at 63 Hz121.2 dB
Output SPL at 80 Hz121.1 dB
Output SPL at 100 Hz120.7 dB
Output SPL at 125 Hz120.7 dB
Phase Control0°-180°
Warranty7/2(+3)
Weight65 lbs (29.5 kg)
Check current price at HSU Research ($999.00) →Search eBay for HSU Research ULS-15 MK2 →

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 →