Short answer: the JTR Speakers Captivator 215PRO, if you are buying new. The Power Sound Audio (PSA) TRIAX measures as well as it (#5 vs #7 of 143 subwoofers, 4.5/5 vs 4.5/5) but is discontinued, so only consider it used; the JTR Speakers Captivator 215PRO is still sold new at $3,500.
Buy the JTR Speakers Captivator 215PRO new; the Power Sound Audio (PSA) TRIAX is no longer sold new, so it only makes sense as a used find.
Still deciding? The full Subwoofers rankings cover every ranked option.
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
| JTR Speakers Captivator 215PRO | Power Sound Audio (PSA) TRIAX | |
|---|---|---|
| Price | $3,500 | $7,995 Discontinued |
| Ranked | #7 of 143 in Large Home Subwoofers (Over 75 lbs) | #5 of 143 in Large Home Subwoofers (Over 75 lbs) |
| Enclosure | ported, front | sealed |
| Output SPL at 15 Hz | 103.6 dB | - |
| Output SPL at 20 Hz | 106.6 dB | 119.8 dB |
| Output SPL at 25 Hz | 122.1 dB | 119.8 dB |
| Output SPL at 31.5 Hz | 126.8 dB | 119.8 dB |
| Output SPL at 40 Hz | 129.3 dB | 130.9 dB |
| Output SPL at 50 Hz | 131.2 dB | 130.9 dB |
| Output SPL at 63 Hz | 131.3 dB | 130.9 dB |
| Output SPL at 80 Hz | 130.9 dB | - |
| Output SPL at 100 Hz | 130.7 dB | - |
| Output SPL at 125 Hz | 131.1 dB | - |
| CEA-2010-A Average (40-80Hz) | 130.7 dB | 130.9 dB (avg of 3/4 bands) |
| Dimensions | 40”H x 18”W x 30”D (1016.0 x 457.2 x 762.0 mm) | 23.5”H x 31”W x 27.5”D (596.9 x 787.4 x 698.5 mm) |
| Weight | 149 lbs (67.6 kg) | 229.9 lbs (104.3 kg) |
| Warranty | 5 | 5 |
| Cabinet Color | black | - |
| Country | United States | United States |
| Measurement Source | Audioholics | Manufacturer |
| Drivers | 2x 15” (381mm) drivers | 3x 15” (381mm) driver |
| Inputs | XLR, RCA | XLR (balanced, with loop output) |
| XLR Input | Yes | Yes |
| RCA Input | Yes | No |
| TRS Input | No | No |
| Optical Input | No | No |
| Coaxial Input | No | No |
| USB Input | No | No |
| HDMI Input | No | No |
| AES Input | No | No |
| Aux Input | No | No |
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