Short answer: the JL Audio E112, if you are buying new. The MartinLogan Dynamo 1600X ranks higher than it (#3 vs #34 of 212 subwoofers, 4.2/5 vs 3.9/5) but is discontinued, so only consider it used; the JL Audio E112 is still sold new at $2,500.

The MartinLogan Dynamo 1600X is the better-sounding choice. A sealed 15 inch subwoofer with forceful, tight bass, front or down firing setup, and app based room correction, now discontinued. The tradeoff: Output falls to 86.2dB at 15Hz, so the very lowest effects are weaker than the strong midbass numbers suggest.
What the JL Audio E112 does well: A sealed 12 inch subwoofer with fast, powerful bass, a very strong amplifier and excellent build quality. The catch: There are no balanced inputs and no built-in EQ, which a SVS SB13-Ultra with similar output includes for $400 to $500 less.
Buy the JL Audio E112, since the MartinLogan Dynamo 1600X is discontinued and only worth hunting down used.
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A sealed 15 inch subwoofer with forceful, tight bass, front or down firing setup, and app based room correction, now discontinued.
A sealed 12 inch subwoofer with fast, powerful bass, a very strong amplifier and excellent build quality.
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Specifications Side By Side
| MartinLogan Dynamo 1600X | JL Audio E112 | |
|---|---|---|
| Price | $1,606.77 Discontinued | $2,500 |
| Ranked | #3 of 212 in Medium Home Subwoofers (30-75 lbs) | #34 of 212 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | sealed | sealed |
| Output SPL at 15 Hz | 86.2 dB | 95.6 dB |
| Output SPL at 20 Hz | 99.4 dB | 100.5 dB |
| Output SPL at 25 Hz | 103.9 dB | 106.2 dB |
| Output SPL at 31.5 Hz | 111.7 dB | 111.6 dB |
| Output SPL at 40 Hz | 118.4 dB | 115.4 dB |
| Output SPL at 50 Hz | 121.0 dB | 117.7 dB |
| Output SPL at 63 Hz | 121.8 dB | 118.0 dB |
| Output SPL at 80 Hz | 121.0 dB | 116.7 dB |
| Output SPL at 100 Hz | 120.2 dB | 115.5 dB |
| Output SPL at 125 Hz | 119.0 dB | 114.5 dB |
| CEA-2010-A Average (40-80Hz) | 120.5 dB | 117.0 dB |
| Dimensions | 20.1”H x 17.9”W x 19.1”D (510.5 x 454.7 x 485.1 mm) | 16.2”H x 15.5”W x 18.4”D (412.2 x 393.7 x 467.1 mm) |
| Weight | 56 lbs (25.4 kg) | 73.4 lbs (33.3 kg) |
| Warranty | 3 | 3 |
| Cabinet Color | black | black |
| Country | United States | United States |
| Measurement Source | Audioholics | Audioholics |
| Frequency Response | 20-200Hz, ±3dB | 22-118Hz, ±1.5dB |
| Amplifier Power | 900W RMS / 1800W peak | 1500W RMS |
| Inputs | RCA (stereo and LFE), XLR (LFE), speaker-level (banana) | - |
| Drivers | 15” (381mm) driver | 12” (305mm) 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 12.5 Hz | - | 90.7 dB |
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