HSU Research VTF-3 MK5 HP vs Rythmik F12

Last updated: August 9, 2026

Short answer: the HSU Research VTF-3 MK5 HP. It ranks #43 of 97 subwoofers at $1099; the Rythmik F12 ranks #51 and costs $1120, so there is not much of a tradeoff to weigh.

What the HSU Research VTF-3 MK5 HP gets right: Ported cabinet delivers 121.4dB CEA-2010-A average, one of the best price-to-output ratios in this weight class. The tradeoff: Ported design requires careful room placement, mid-size 39 kg cabinet, and mid-range output.

On the Rythmik F12 side: Sealed 12-inch servo with 370W RMS offers excellent value.

Buy the HSU Research VTF-3 MK5 HP if the ranking matters more than the price. Buy the Rythmik F12 if the price matters more than the ranking.

Specifications Side By Side

HSU Research VTF-3 MK5 HP Rythmik F12
Price$1,099$1,120
Ranked#43 of 97 in Large Powered Home Subwoofers (Over 75 lbs)#51 of 137 in Medium Powered Home Subwoofers (30-75 lbs)
Enclosureported, frontsealed
Output SPL at 15 Hz100.8 dB95.0 dB
Output SPL at 20 Hz108.2 dB97.6 dB
Output SPL at 25 Hz113.4 dB100.7 dB
Output SPL at 31.5 Hz118.2 dB107.5 dB
Output SPL at 40 Hz121.9 dB112.3 dB
Output SPL at 50 Hz122.3 dB113.1 dB
Output SPL at 63 Hz121.1 dB114.4 dB
Output SPL at 80 Hz120.4 dB113.6 dB
CEA-2010-A Average (40-80Hz)121.4 dB113.3 dB
Dimensions25.0"H x 17.25"W x 24.0"D (635.0 x 438.1 x 609.6 mm)15.75"H x 15.75"W x 17.0"D (400.0 x 400.0 x 431.8 mm)
Weight85.1 lbs / 38.6 kg75 lbs / 34.0 kg
Warranty7/2(+3)5/3
Cabinet Colorblackblack
CountryUnited StatesUnited States
Measurement SourceManufacturerBrent Butterworth
Drivers15" (381mm) driver12" (305mm) driver
Power Output (Watts)-370W RMS
Frequency Response-14Hz extension

The Two Speakers In Full

HSU Research VTF-3 MK5 HP: $1,099

HSU Research VTF-3 MK5 HP ranking card

Pros: Ported cabinet delivers 121.4dB CEA-2010-A average, one of the best price-to-output ratios in this weight class.

Cons: Ported design requires careful room placement, mid-size 39 kg cabinet, and mid-range output.

Notes: Price includes shipping

CEA-2010-A Average (40-80Hz)121.4 dB
Cabinet Colorblack
CountryUnited States
Dimensions25.0"H x 17.25"W x 24.0"D (635.0 x 438.1 x 609.6 mm)
Drivers15" (381mm) driver
Enclosureported, front
Measurement SourceManufacturer
Output SPL at 15 Hz100.8 dB
Output SPL at 20 Hz108.2 dB
Output SPL at 25 Hz113.4 dB
Output SPL at 31.5 Hz118.2 dB
Output SPL at 40 Hz121.9 dB
Output SPL at 50 Hz122.3 dB
Output SPL at 63 Hz121.1 dB
Output SPL at 80 Hz120.4 dB
Warranty7/2(+3)
Weight85.1 lbs / 38.6 kg

Rythmik F12: $1,120

Rythmik F12 ranking card

Pros: Sealed 12-inch servo with 370W RMS offers excellent value. Very musical and can disappear in small rooms. Digs to 14Hz with excellent build quality and well-braced cabinet.

CEA-2010-A Average (40-80Hz)113.3 dB
Cabinet Colorblack
CountryUnited States
Dimensions15.75"H x 15.75"W x 17.0"D (400.0 x 400.0 x 431.8 mm)
Drivers12" (305mm) driver
Enclosuresealed
Frequency Response14Hz extension
Measurement SourceBrent Butterworth
Output SPL at 15 Hz95.0 dB
Output SPL at 20 Hz97.6 dB
Output SPL at 25 Hz100.7 dB
Output SPL at 31.5 Hz107.5 dB
Output SPL at 40 Hz112.3 dB
Output SPL at 50 Hz113.1 dB
Output SPL at 63 Hz114.4 dB
Output SPL at 80 Hz113.6 dB
Power Output (Watts)370W RMS
Warranty5/3
Weight75 lbs / 34.0 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.