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

Last updated: October 21, 2026

Short answer: the Reaction Audio PV-15X for output, the HSU Research VTF-15H MK2 for a self-contained amplifier. The PV-15X’s 15-inch ported driver delivers a 126.2dB CEA-2010-A average from a purpose-built cinema-style cabinet, but it is passive and requires a separate external amplifier, and it weighs 68 kg (149.9 lbs). The HSU reaches 121.8dB, is prone to room modes, and costs $1,499.

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

Buy the Reaction Audio PV-15X only if you find one used in good condition; both are discontinued, and it is the better rated of the two. For a new speaker, buy the HSU Research VTF-TN1, which replaces the HSU Research VTF-15H MK2.

Looking for alternatives? See the complete Subwoofers rankings.

Prices on this page were last checked November 7, 2026 at 7:34 PM 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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Specifications Side By Side

HSU Research VTF-15H MK2 Reaction Audio PV-15X
Price$1,499 Discontinued$1,999 Passive, Discontinued
Ranked#57 of 143 in Large Home Subwoofers (Over 75 lbs)#22 of 143 in Large 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”H x 18”W x 26”D (609.6 x 457.2 x 660.4 mm)18”H x 22”W x 29”D (457.2 x 558.8 x 736.6 mm)
Weight110 lbs (49.9 kg)149.9 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
Passive-Yes

How Reaction Audio PV-15X compares with other leading options: