Short answer: neither replaces the other; the JTR Captivator 212PRO for output, the SSW-10 for a slim sealed fit. The SSW-10 is a 10-inch ultra-slim sealed sub just 7 inches tall with 150W RMS and 108.2dB average output. The JTR answers with a dual 12-inch ported cabinet and 1200W DSP amp, at $2,799 against $242.99 with a 70.5 lbs (32 kg) frame.
Buy the JTR Speakers Captivator 212PRO when sound quality outweighs the price for you, and the Monoprice SSW-10 when the price outweighs sound quality instead.
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 Captivator 212PRO | Monoprice SSW-10 | |
|---|---|---|
| Price | $2,799 each | $242.99 |
| Ranked | #1 of 212 in Medium Home Subwoofers (30-75 lbs) | #98 of 212 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | ported, front | sealed |
| Output SPL at 25 Hz | 95.4 dB | 85.2 dB |
| Output SPL at 31.5 Hz | 112.2 dB | 96.8 dB |
| Output SPL at 40 Hz | 122.7 dB | 105.7 dB |
| Output SPL at 50 Hz | 129.2 dB | 110.7 dB |
| Output SPL at 63 Hz | 131.3 dB | 118.4 dB |
| Output SPL at 80 Hz | 133.2 dB | 122.1 dB |
| Output SPL at 100 Hz | 134.6 dB | - |
| Output SPL at 125 Hz | 135.2 dB | - |
| CEA-2010-A Average (40-80Hz) | 129.1 dB | 114.2 dB |
| Dimensions | 16”H x 30”W x 22.5”D (406.4 x 762.0 x 571.5 mm) | 7”H x 25”W x 15.7”D (177.8 x 635.0 x 398.8 mm) |
| Weight | 71 lbs (32.2 kg) | 30 lbs (13.6 kg) |
| Warranty | 5/3 | 1 |
| Cabinet Color | black | black |
| Country | United States | United States |
| Measurement Source | Data-bass | Brent Butterworth |
| Amplifier Power | 1200W RMS; Class D with DSP | 150W RMS |
| Inputs | XLR and RCA | - |
| Drivers | 2x 12” (305mm) drivers | 10” (254mm) driver |
| XLR Input | Yes | - |
| RCA Input | Yes | - |
| TRS Input | No | - |
| Optical Input | No | - |
| Coaxial Input | No | - |
| USB Input | No | - |
| HDMI Input | No | - |
| AES Input | No | - |
| Aux Input | No | - |
| Output SPL at 20 Hz | - | 76.8 dB |
| Frequency Response | - | 25Hz+ |
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