Short answer: the JTR Speakers Orbit Shifter PRO. It ranks #1 of 143 subwoofers by sound quality (rated 4.8/5) at $4,499 and is still sold new; the Power Sound Audio (PSA) TRIAX ranks #5 (rated 4.5/5) and is discontinued, so it is only an option used.
Buy the JTR Speakers Orbit Shifter PRO. It is rated higher for sound quality, and the Power Sound Audio (PSA) TRIAX is discontinued, so it is only available used.
Looking for alternatives? See the complete Subwoofers rankings.
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 Orbit Shifter PRO | Power Sound Audio (PSA) TRIAX | |
|---|---|---|
| Price | $4,499 each | $7,995 Discontinued |
| Ranked | #1 of 143 in Large Home Subwoofers (Over 75 lbs) | #5 of 143 in Large Home Subwoofers (Over 75 lbs) |
| Enclosure | horn | sealed |
| Output SPL at 15 Hz | 95.7 dB | - |
| Output SPL at 20 Hz | 101.9 dB | 119.8 dB |
| Output SPL at 25 Hz | 114.9 dB | 119.8 dB |
| Output SPL at 31.5 Hz | 128.2 dB | 119.8 dB |
| Output SPL at 40 Hz | 136.0 dB | 130.9 dB |
| Output SPL at 50 Hz | 141.0 dB | 130.9 dB |
| Output SPL at 63 Hz | 144.0 dB | 130.9 dB |
| Output SPL at 80 Hz | 144.2 dB | - |
| Output SPL at 100 Hz | 143.4 dB | - |
| Output SPL at 125 Hz | 140.1 dB | - |
| CEA-2010-A Average (40-80Hz) | 141.3 dB | 130.9 dB (avg of 3/4 bands) |
| Dimensions | 45”H x 22.5”W x 32”D (1143.0 x 571.5 x 812.8 mm) | 23.5”H x 31”W x 27.5”D (596.9 x 787.4 x 698.5 mm) |
| Weight | 185 lbs (83.9 kg) | 229.9 lbs (104.3 kg) |
| Warranty | 5 | 5 |
| Cabinet Color | black | - |
| Country | United States | United States |
| Measurement Source | Data-bass | Manufacturer |
| Drivers | 18” (457mm) driver | 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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