JTR Speakers Captivator S2 vs Arendal 1723 Subwoofer 1V

Short answer: the JTR Speakers Captivator S2 on measured sound quality, the Arendal 1723 Subwoofer 1V on price. The JTR Speakers Captivator S2 ranks #9 of 110 subwoofers at $3995. The Arendal 1723 Subwoofer 1V ranks #89 at $2050, $1945 cheaper.

What the JTR Speakers Captivator S2 offers: Independent CEA-2010 testing records 115.1 dB at 20 Hz and 129.4 dB through 40-80 Hz. The sealed enclosure with 2x 18” (457mm) drivers has the headroom for demanding film bass in a large room. Watch for: The 1016.0H x 533.4W x 457.2D mm cabinet and 99.8 kg mass make this a serious placement and moving commitment. A sealed cabinet still needs careful placement and calibration to avoid room-mode peaks.

What the Arendal 1723 Subwoofer 1V offers: Independent CEA-2010 testing records 106.9 dB at 20 Hz and 116.5 dB through 40-80 Hz. The ported, rear enclosure with 13.8” (351mm) driver has the headroom for demanding film bass in a large room. Watch for: The 624.8H x 449.8W x 549.9D mm cabinet and 48.1 kg mass make this a serious placement and moving commitment. Ported output does not solve room modes, so careful placement and calibration remain essential.

Buy the JTR Speakers Captivator S2 if sound quality matters more than the price. Buy the Arendal 1723 Subwoofer 1V if the price matters more than sound quality.

If sound quality matters at all to you, skip the Arendal 1723 Subwoofer 1V. It ranks near the bottom of the 110 subwoofers, so look higher up the list instead.

Looking for alternatives? See the complete Subwoofers rankings.

Specifications Side By Side

Related Speaker Comparisons

How JTR Speakers Captivator S2 compares with other leading options:

• JTR Speakers Captivator S2 vs JTR Speakers Orbit Shifter PRO
• JTR Speakers Captivator S2 vs JTR Speakers Orbit Shifter LFU
• JTR Speakers Captivator S2 vs WW Speaker Cabinets X21 - B&C 21DS115-4
• JTR Speakers Captivator S2 vs Pro Audio Technology LFC-24sm
• JTR Speakers Captivator S2 vs Power Sound Audio (PSA) TRIAX

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.

As an eBay Partner, we may be compensated if you make a purchase.

The Two Speakers In Full

JTR Speakers Captivator S2: $3995 eBay

Pros: Independent CEA-2010 testing records 115.1 dB at 20 Hz and 129.4 dB through 40-80 Hz. The sealed enclosure with 2x 18” (457mm) drivers has the headroom for demanding film bass in a large room.

Cons: The 1016.0H x 533.4W x 457.2D mm cabinet and 99.8 kg mass make this a serious placement and moving commitment. A sealed cabinet still needs careful placement and calibration to avoid room-mode peaks.

Notes: Replaced by “RS2”

Full JTR Speakers Captivator S2 review and specifications →

CEA-2010-A Average (40-80Hz)	129.4 dB
Country	United States
Dimensions	40"H x 21"W x 18"D (1016.0 x 533.4 x 457.2 mm)
Drivers	2x 18" (457mm) drivers
Enclosure	sealed
Measurement Source	Data-bass
Output SPL at 10 Hz	100.3 dB
Output SPL at 12.5 Hz	103.3 dB
Output SPL at 15 Hz	108.7 dB
Output SPL at 20 Hz	115.1 dB
Output SPL at 25 Hz	119.7 dB
Output SPL at 31.5 Hz	124.8 dB
Output SPL at 40 Hz	129.3 dB
Output SPL at 50 Hz	130.3 dB
Output SPL at 63 Hz	129.4 dB
Output SPL at 80 Hz	128.5 dB
Output SPL at 100 Hz	128.1 dB
Output SPL at 125 Hz	128.0 dB
Warranty	5/3
Weight	220 lbs (99.8 kg)

• Links
  • JTR Speakers Captivator S2 Website
• Reviews, Comparisons and Sound Samples
  • Independently measured by Data-bass; the published figures above come from this ASR subwoofer measurement thread.
• Head-to-Head Comparisons
  • JTR Speakers Captivator S2 vs Power Sound Audio (PSA) T18
  • JTR Speakers Captivator S2 vs Power Sound Audio (PSA) V3600I
  • JTR Speakers Captivator S2 vs Funk Audio Ultra 24.0
  • JTR Speakers Captivator S2 vs JTR Speakers Captivator 215PRO
  • JTR Speakers Captivator S2 vs JTR Speakers Captivator 4000ULF
  • JTR Speakers Captivator S2 vs Funk Audio Custom 21.0
  • JTR Speakers Captivator S2 vs Power Sound Audio (PSA) TRIAX
  • JTR Speakers Captivator S2 vs JTR Speakers Growler (2015)
  • See all 48 comparisons

Arendal 1723 Subwoofer 1V: $2,050 eBay

Pros: Independent CEA-2010 testing records 106.9 dB at 20 Hz and 116.5 dB through 40-80 Hz. The ported, rear enclosure with 13.8” (351mm) driver has the headroom for demanding film bass in a large room.

Cons: The 624.8H x 449.8W x 549.9D mm cabinet and 48.1 kg mass make this a serious placement and moving commitment. Ported output does not solve room modes, so careful placement and calibration remain essential.

Full Arendal 1723 Subwoofer 1V review and specifications →

CEA-2010-A Average (40-80Hz)	116.5 dB
Cabinet Color	black, white
Country	Norway
Dimensions	24.6"H x 17.7"W x 21.6"D (624.8 x 449.8 x 549.9 mm)
Drivers	13.8" (351mm) driver
Enclosure	ported, rear
Measurement Source	Audioholics
Output SPL at 12.5 Hz	98.3 dB
Output SPL at 15 Hz	104.2 dB
Output SPL at 20 Hz	106.9 dB
Output SPL at 25 Hz	107.9 dB
Output SPL at 31.5 Hz	110.8 dB
Output SPL at 40 Hz	114.2 dB
Output SPL at 50 Hz	116.7 dB
Output SPL at 63 Hz	116.8 dB
Output SPL at 80 Hz	118.5 dB
Output SPL at 100 Hz	118.6 dB
Output SPL at 125 Hz	116.7 dB
Warranty	10/5
Weight	106 lbs (48.1 kg)

• Links
  • Arendal 1723 Subwoofer 1V 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
  • Arendal 1723 Subwoofer 1V vs Funkywaves FW 12.X
  • Arendal 1723 Subwoofer 1V vs Kreisel Sound DXD-12012
  • Arendal 1723 Subwoofer 1V vs HSU Research VTF-3 MK5 HP
  • Arendal 1723 Subwoofer 1V vs Monoprice Monolith 16 THX Ultra