HSU Research VTF-15H MK2 vs Reaction Audio PV-15X

Last updated: August 9, 2026

Short answer: the Reaction Audio PV-15X for the higher ranking, the HSU Research VTF-15H MK2 for the lower price. The Reaction Audio PV-15X ranks #16 of 97 subwoofers at $1999. The HSU Research VTF-15H MK2 ranks #41 at $1499, $500 cheaper.

The case for the HSU Research VTF-15H MK2: 15-inch ported driver delivers 121.8dB CEA-2010-A average from HSU Research’s long-running VTF series. Set against that: Ported enclosure prone to room modes at certain frequencies, mid-large 50 kg size, and $1,500 price point.

What the Reaction Audio PV-15X gets right: 15-inch ported driver delivers 126.2dB CEA-2010-A average from a purpose-built cinema-style cabinet. Set against that: Passive design requires a separate external amplifier and weighs 68 kg.

One note: the Reaction Audio PV-15X is discontinued, but it still ranks #16 of 97 subwoofers, ahead of most of what is still sold new, so it is worth considering used.

Buy the HSU Research VTF-15H MK2 if the price matters more than the ranking. Buy the Reaction Audio PV-15X if the ranking matters more than the price.

Specifications Side By Side

HSU Research VTF-15H MK2 Reaction Audio PV-15X
Price$1,499$1999 Discontinued
Ranked#41 of 97 in Large Powered Home Subwoofers (Over 75 lbs)#16 of 97 in Large Powered Home Subwoofers (Over 75 lbs)
Enclosureported, frontported, rear
Output SPL at 15 Hz101.6 dB105.3 dB
Output SPL at 20 Hz108.4 dB111.3 dB
Output SPL at 25 Hz114.8 dB116.1 dB
Output SPL at 31.5 Hz119.4 dB119.8 dB
Output SPL at 40 Hz122.9 dB125.3 dB
Output SPL at 50 Hz122.5 dB126.8 dB
Output SPL at 63 Hz121.1 dB126.1 dB
Output SPL at 80 Hz120.5 dB126.5 dB
CEA-2010-A Average (40-80Hz)121.8 dB126.2 dB
Dimensions24.0"H x 18.0"W x 26.0"D (609.6 x 457.2 x 660.4 mm)18.0"H x 22.0"W x 29.0"D (457.2 x 558.8 x 736.6 mm)
Weight110 lbs / 49.9 kg149.9 lbs / 68 kg
Warranty7/2(+3)-
Cabinet Colorblack, wood-
CountryUnited States-
Measurement SourceManufacturerData-bass
Drivers15" (381mm) driver15" (381mm) driver
Output SPL at 100 Hz-126.4 dB
Output SPL at 125 Hz-126.1 dB
Discontinued-Yes

The Two Speakers In Full

HSU Research VTF-15H MK2: $1,499

HSU Research VTF-15H MK2 ranking card

Pros: 15-inch ported driver delivers 121.8dB CEA-2010-A average from HSU Research’s long-running VTF series.

Cons: Ported enclosure prone to room modes at certain frequencies, mid-large 50 kg size, and $1,500 price point.

Notes: Price includes shipping

CEA-2010-A Average (40-80Hz)121.8 dB
Cabinet Colorblack, wood
CountryUnited States
Dimensions24.0"H x 18.0"W x 26.0"D (609.6 x 457.2 x 660.4 mm)
Drivers15" (381mm) driver
Enclosureported, front
Measurement SourceManufacturer
Output SPL at 15 Hz101.6 dB
Output SPL at 20 Hz108.4 dB
Output SPL at 25 Hz114.8 dB
Output SPL at 31.5 Hz119.4 dB
Output SPL at 40 Hz122.9 dB
Output SPL at 50 Hz122.5 dB
Output SPL at 63 Hz121.1 dB
Output SPL at 80 Hz120.5 dB
Warranty7/2(+3)
Weight110 lbs / 49.9 kg

Reaction Audio PV-15X: $1999 Discontinued

Reaction Audio PV-15X ranking card

Pros: 15-inch ported driver delivers 126.2dB CEA-2010-A average from a purpose-built cinema-style cabinet.

Cons: Passive design requires a separate external amplifier and weighs 68 kg. Discontinued.

CEA-2010-A Average (40-80Hz)126.2 dB
Dimensions18.0"H x 22.0"W x 29.0"D (457.2 x 558.8 x 736.6 mm)
DiscontinuedYes
Drivers15" (381mm) driver
Enclosureported, rear
Measurement SourceData-bass
Output SPL at 15 Hz105.3 dB
Output SPL at 20 Hz111.3 dB
Output SPL at 25 Hz116.1 dB
Output SPL at 31.5 Hz119.8 dB
Output SPL at 40 Hz125.3 dB
Output SPL at 50 Hz126.8 dB
Output SPL at 63 Hz126.1 dB
Output SPL at 80 Hz126.5 dB
Output SPL at 100 Hz126.4 dB
Output SPL at 125 Hz126.1 dB
Weight149.9 lbs / 68 kg

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Product prices and availability were last checked August 9, 2026 at 6:57 AM UTC 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.