HSU Research VTF-3 MK5 HP vs REL Acoustics HT/1510 Predator II

Short answer: the HSU Research VTF-3 MK5 HP. It ranks #52 of 110 subwoofers by sound quality at $1049; the REL Acoustics HT/1510 Predator II ranks #82 and costs $2526.62, so there is little reason to consider the other one.

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

What the REL Acoustics HT/1510 Predator II offers: Independent CEA-2010 testing records 98.0 dB at 20 Hz and 118.1 dB through 40-80 Hz. The sealed enclosure with 15” (381mm) driver delivers substantial upper-bass output for movie effects and music. Watch for: Deep-bass output is more limited than the strong 40-80 Hz result suggests, so it is not the right choice when the lowest movie effects are the priority. The 457.2H x 541.0W x 492.8D mm cabinet and 45.2 kg mass still require deliberate placement and calibration.

Buy the HSU Research VTF-3 MK5 HP. It ranks higher for sound quality than the REL Acoustics HT/1510 Predator II and costs less, so there is no real case for the other one.

Still deciding? The full Subwoofers rankings cover every ranked option.

Specifications Side By Side

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Prices on this page were last checked September 16, 2026 at 12:41 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 VTF-3 MK5 HP: $1,099 HSU Research eBay

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

Full HSU Research VTF-3 MK5 HP review and specifications →

CEA-2010-A Average (40-80Hz)	121.4 dB
Cabinet Color	black
Country	United States
Dimensions	25"H x 17.2"W x 24"D (635.0 x 438.1 x 609.6 mm)
Drivers	15" (381mm) driver
Enclosure	ported, front
Measurement Source	Manufacturer
Output SPL at 15 Hz	100.8 dB
Output SPL at 20 Hz	108.2 dB
Output SPL at 25 Hz	113.4 dB
Output SPL at 31.5 Hz	118.2 dB
Output SPL at 40 Hz	121.9 dB
Output SPL at 50 Hz	122.3 dB
Output SPL at 63 Hz	121.1 dB
Output SPL at 80 Hz	120.4 dB
Warranty	7/2(+3)
Weight	85.1 lbs (38.6 kg)

• Links
  • HSU Research VTF-3 MK5 HP Website
• Reviews, Comparisons and Sound Samples
  • These figures are manufacturer-specified rather than independently measured.
• Head-to-Head Comparisons
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  • HSU Research VTF-3 MK5 HP vs SVS PB-3000
  • HSU Research VTF-3 MK5 HP vs HSU Research VTF-15H MK2
  • HSU Research VTF-3 MK5 HP vs Harbottle Audio C24 L1
  • HSU Research VTF-3 MK5 HP vs JTR Speakers Captivator RS1
  • HSU Research VTF-3 MK5 HP vs Rythmik FV15HP
  • HSU Research VTF-3 MK5 HP vs Monoprice Monolith 13 THX Ultra
  • HSU Research VTF-3 MK5 HP vs Arendal 1723 Subwoofer 2V
  • See all 54 comparisons

REL Acoustics HT/1510 Predator II: $2,526.62 eBay

Pros: Independent CEA-2010 testing records 98.0 dB at 20 Hz and 118.1 dB through 40-80 Hz. The sealed enclosure with 15” (381mm) driver delivers substantial upper-bass output for movie effects and music.

Cons: Deep-bass output is more limited than the strong 40-80 Hz result suggests, so it is not the right choice when the lowest movie effects are the priority. The 457.2H x 541.0W x 492.8D mm cabinet and 45.2 kg mass still require deliberate placement and calibration.

Full REL Acoustics HT/1510 Predator II review and specifications →

CEA-2010-A Average (40-80Hz)	118.1 dB
Cabinet Color	black
Country	United Kingdom
Dimensions	18"H x 21.3"W x 19.4"D (457.2 x 541.0 x 492.8 mm)
Drivers	15" (381mm) driver
Enclosure	sealed
Measurement Source	Audioholics
Output SPL at 15 Hz	91.4 dB
Output SPL at 20 Hz	98.0 dB
Output SPL at 25 Hz	104.4 dB
Output SPL at 31.5 Hz	111.1 dB
Output SPL at 40 Hz	116.9 dB
Output SPL at 50 Hz	118.5 dB
Output SPL at 63 Hz	118.5 dB
Output SPL at 80 Hz	118.4 dB
Output SPL at 100 Hz	118.5 dB
Output SPL at 125 Hz	118.0 dB
Warranty	3
Weight	99.6 lbs (45.2 kg)

• Links
  • REL Acoustics HT/1510 Predator II Website
• Reviews, Comparisons and Sound Samples
  • Independently measured by Audioholics; the published figures above come from this ASR subwoofer measurement thread.
• Head-to-Head Comparisons
  • REL Acoustics HT/1510 Predator II vs Outlaw Audio Ultra-X13
  • REL Acoustics HT/1510 Predator II vs SVS PB12-Plus
  • REL Acoustics HT/1510 Predator II vs Monoprice Monolith 16 THX Ultra
  • REL Acoustics HT/1510 Predator II vs JTR Speakers Captivator S2