HSU Research VTF-15H MK2 vs Rythmik FV15HP

Last updated: September 19, 2026

Short answer: the Rythmik FV15HP by a hair, with the HSU Research VTF-15H MK2 as the value. The FV15HP’s 15-inch ported driver reaches a 122.0dB CEA-2010-A average, matching subwoofers that cost significantly more, but it carries a premium $2127 price, depends on room gain, and weighs 52 kg (114.6 lbs). The HSU’s 121.8dB comes with the same ported room-mode caveat at $1499.

HSU Research VTF-15H MK2 vs Rythmik FV15HP

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. The catch: Ported enclosure prone to room modes at certain frequencies, mid-large 50 kg (110.2 lbs) size, and $1,500 price point.

What the Rythmik FV15HP gets right: 15-inch ported driver reaches 122.0dB CEA-2010-A average, matching the output of subwoofers costing significantly more. The tradeoff: Premium price ($1,770), ported design room gain dependency, and mid-to-large 52 kg (114.6 lbs) footprint.

Buy the HSU Research VTF-15H MK2. Both are rated the same for sound quality, and it costs $628 less than the Rythmik FV15HP.

Want more options? Browse the full Subwoofers rankings.

Buy the Rythmik FV15HP at Rythmik Audio ($2,127) →

Specifications Side By Side

HSU Research VTF-15H MK2 Rythmik FV15HP
Price$1,499$1,770
Ranked#50 of 110 in Large Home Subwoofers (Over 75 lbs)#48 of 110 in Large Home Subwoofers (Over 75 lbs)
Enclosureported, frontported, front
Output SPL at 15 Hz101.6 dB105.1 dB
Output SPL at 20 Hz108.4 dB111.1 dB
Output SPL at 25 Hz114.8 dB116.1 dB
Output SPL at 31.5 Hz119.4 dB120.0 dB
Output SPL at 40 Hz122.9 dB122.5 dB
Output SPL at 50 Hz122.5 dB122.1 dB
Output SPL at 63 Hz121.1 dB121.8 dB
Output SPL at 80 Hz120.5 dB121.4 dB
CEA-2010-A Average (40-80Hz)121.8 dB122.0 dB
Dimensions24"H x 18"W x 26"D (609.6 x 457.2 x 660.4 mm)24.5"H x 18.2"W x 24.2"D (622.3 x 463.5 x 615.9 mm)
Weight110 lbs (49.9 kg)115.1 lbs (52.2 kg)
Warranty7/2(+3)5/3
Cabinet Colorblack, woodblack, white
CountryUnited StatesUnited States
Measurement SourceManufacturerAudioholics
Drivers15" (381mm) driver15" (381mm) driver
Output SPL at 12.5 Hz-92.8 dB
Output SPL at 100 Hz-121.2 dB
Output SPL at 125 Hz-121.1 dB
Inputs-XLR (2), RCA (line/LFE)
XLR Input-Yes
RCA Input-Yes
TRS Input-No
Optical Input-No
Coaxial Input-No
USB Input-No
HDMI Input-No
AES Input-No
Aux Input-No
Buy the Rythmik FV15HP at Rythmik Audio ($2,127) →

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The Two Speakers In Full

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

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 $1499 price point.

Notes: Price includes shipping

Full HSU Research VTF-15H MK2 review and specifications →

CEA-2010-A Average (40-80Hz)121.8 dB
Cabinet Colorblack, wood
CountryUnited States
Dimensions24"H x 18"W x 26"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)
Search eBay for HSU Research VTF-15H MK2 →

Rythmik FV15HP: $1,770 Rythmik Audio eBay

Rythmik FV15HP ranking card

Pros: 15-inch ported driver reaches 122.0dB CEA-2010-A average, matching the output of subwoofers costing significantly more.

Cons: Premium price ($2127), ported design room gain dependency, and mid-to-large 52 kg footprint.

Full Rythmik FV15HP review and specifications →

AES InputNo
Aux InputNo
CEA-2010-A Average (40-80Hz)122.0 dB
Cabinet Colorblack, white
Coaxial InputNo
CountryUnited States
Dimensions24.5"H x 18.2"W x 24.2"D (622.3 x 463.5 x 615.9 mm)
Drivers15" (381mm) driver
Enclosureported, front
HDMI InputNo
InputsXLR (2), RCA (line/LFE)
Measurement SourceAudioholics
Optical InputNo
Output SPL at 12.5 Hz92.8 dB
Output SPL at 15 Hz105.1 dB
Output SPL at 20 Hz111.1 dB
Output SPL at 25 Hz116.1 dB
Output SPL at 31.5 Hz120.0 dB
Output SPL at 40 Hz122.5 dB
Output SPL at 50 Hz122.1 dB
Output SPL at 63 Hz121.8 dB
Output SPL at 80 Hz121.4 dB
Output SPL at 100 Hz121.2 dB
Output SPL at 125 Hz121.1 dB
RCA InputYes
TRS InputNo
USB InputNo
Warranty5/3
Weight115.1 lbs (52.2 kg)
XLR InputYes
Check current price at Rythmik Audio ($2,127) →Search eBay for Rythmik FV15HP →