Short answer: the MartinLogan Dynamo 1100X, if you are buying new. The MartinLogan Dynamo 1500X measures as well as it (#30 vs #29 of 145 subwoofers, 3.9/5 vs 3.9/5) but is discontinued, so only consider it used; the MartinLogan Dynamo 1100X is still sold new at $1,274.99.
What the MartinLogan Dynamo 1100X does well: 12-inch sealed driver with 650W amp delivers compelling deep bass with visceral punch and composure.
The case for the MartinLogan Dynamo 1500X: 15-inch sealed with 650W RMS, 1300W peak delivers forceful clean tight low bass.
Buy the MartinLogan Dynamo 1100X new; the MartinLogan Dynamo 1500X is no longer sold new, so it only makes sense as a used find.
Still deciding? The full Subwoofers rankings cover every ranked option.
Specifications Side By Side
| MartinLogan Dynamo 1100X | MartinLogan Dynamo 1500X | |
|---|---|---|
| Price | $1,274.99 | $1299 Discontinued |
| Ranked | #29 of 145 in Medium Home Subwoofers (30-75 lbs) | #30 of 145 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | sealed | sealed |
| Output SPL at 15 Hz | 90.6 dB | 95.6 dB |
| Output SPL at 20 Hz | 95.9 dB | 100.4 dB |
| Output SPL at 25 Hz | 100.2 dB | 104.4 dB |
| Output SPL at 31.5 Hz | 106.5 dB | 108.3 dB |
| Output SPL at 40 Hz | 111.4 dB | 113.0 dB |
| Output SPL at 50 Hz | 115.1 dB | 117.1 dB |
| Output SPL at 63 Hz | 118.7 dB | 118.3 dB |
| Output SPL at 80 Hz | 120.7 dB | 117.4 dB |
| Output SPL at 100 Hz | 121.3 dB | 116.2 dB |
| Output SPL at 125 Hz | 120.7 dB | 115.1 dB |
| CEA-2010-A Average (40-80Hz) | 116.5 dB | 116.5 dB |
| Dimensions | 17.1”H x 15”W x 15.6”D (434.3 x 381.0 x 396.2 mm) | 18.3”H x 16.7”W x 17.6”D (464.8 x 425.4 x 447.0 mm) |
| Weight | 46.1 lbs (20.9 kg) | 52 lbs (23.6 kg) |
| Warranty | 3 | 3 |
| Cabinet Color | black | - |
| Country | United States | United States |
| Measurement Source | Matthew J Poes | Audioholics |
| Frequency Response | 22-200Hz, ±3dB | 20Hz+ (with room correction) |
| Amplifier Power | 650W RMS / 1300W peak | 650W RMS / 1300W peak |
| Drivers | 12” (305mm) driver | 15” (381mm) driver |
| Inputs | XLR (LFE), RCA (LFE), RCA (stereo), speaker-level | XLR (LFE), RCA (LFE), RCA (stereo), speaker-level |
| XLR Input | Yes | Yes |
| RCA Input | Yes | Yes |
| 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 |
| Output SPL at 12.5 Hz | - | 92.9 dB |
Related Speaker Comparisons
More worthwhile head-to-heads for MartinLogan Dynamo 1100X:
- MartinLogan Dynamo 1600X vs MartinLogan Dynamo 1100X
- Monoprice SW-15 vs MartinLogan Dynamo 1100X
- SVS SB-3000 vs MartinLogan Dynamo 1100X
- SVS SB-3000 vs MartinLogan Dynamo 1500X
- MartinLogan Dynamo 1600X vs MartinLogan Dynamo 1500X
Prices on this page were last checked September 29, 2026 at 3:43 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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The Two Speakers In Full
MartinLogan Dynamo 1100X: $1,274.99 Amazon eBay
Pros: 12-inch sealed driver with 650W amp delivers compelling deep bass with visceral punch and composure. Integrated Anthem Room Correction (ARC) software optimizes bass performance. Compact size with exceptional build quality.
Full MartinLogan Dynamo 1100X review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 650W RMS / 1300W peak |
| Aux Input | No |
| CEA-2010-A Average (40-80Hz) | 116.5 dB |
| Cabinet Color | black |
| Coaxial Input | No |
| Country | United States |
| Dimensions | 17.1”H x 15”W x 15.6”D (434.3 x 381.0 x 396.2 mm) |
| Drivers | 12” (305mm) driver |
| Enclosure | sealed |
| Frequency Response | 22-200Hz, ±3dB |
| HDMI Input | No |
| Inputs | XLR (LFE), RCA (LFE), RCA (stereo), speaker-level |
| Measurement Source | Matthew J Poes |
| Optical Input | No |
| Output SPL at 15 Hz | 90.6 dB |
| Output SPL at 20 Hz | 95.9 dB |
| Output SPL at 25 Hz | 100.2 dB |
| Output SPL at 31.5 Hz | 106.5 dB |
| Output SPL at 40 Hz | 111.4 dB |
| Output SPL at 50 Hz | 115.1 dB |
| Output SPL at 63 Hz | 118.7 dB |
| Output SPL at 80 Hz | 120.7 dB |
| Output SPL at 100 Hz | 121.3 dB |
| Output SPL at 125 Hz | 120.7 dB |
| RCA Input | Yes |
| TRS Input | No |
| USB Input | No |
| Warranty | 3 |
| Weight | 46.1 lbs (20.9 kg) |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by Matthew J Poes; the published figures above come from this ASR subwoofer measurement thread.
- Head-to-Head Comparisons
MartinLogan Dynamo 1500X: $1299 Discontinued eBay
Newer model: the MartinLogan Dynamo 1600X, ranked higher, rated 4.2/5 (also discontinued).
Pros: 15-inch sealed with 650W RMS, 1300W peak delivers forceful clean tight low bass. Variable orientation (front or down-firing) configuration offers flexible room placement. PBK room correction calibrates performance across multiple listening positions.
Cons: Discontinued.
Full MartinLogan Dynamo 1500X review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 650W RMS / 1300W peak |
| Aux Input | No |
| CEA-2010-A Average (40-80Hz) | 116.5 dB |
| Coaxial Input | No |
| Country | United States |
| Dimensions | 18.3”H x 16.7”W x 17.6”D (464.8 x 425.4 x 447.0 mm) |
| Drivers | 15” (381mm) driver |
| Enclosure | sealed |
| Frequency Response | 20Hz+ (with room correction) |
| HDMI Input | No |
| Inputs | XLR (LFE), RCA (LFE), RCA (stereo), speaker-level |
| Measurement Source | Audioholics |
| Optical Input | No |
| Output SPL at 12.5 Hz | 92.9 dB |
| Output SPL at 15 Hz | 95.6 dB |
| Output SPL at 20 Hz | 100.4 dB |
| Output SPL at 25 Hz | 104.4 dB |
| Output SPL at 31.5 Hz | 108.3 dB |
| Output SPL at 40 Hz | 113.0 dB |
| Output SPL at 50 Hz | 117.1 dB |
| Output SPL at 63 Hz | 118.3 dB |
| Output SPL at 80 Hz | 117.4 dB |
| Output SPL at 100 Hz | 116.2 dB |
| Output SPL at 125 Hz | 115.1 dB |
| RCA Input | Yes |
| TRS Input | No |
| USB Input | No |
| Warranty | 3 |
| Weight | 52 lbs (23.6 kg) |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by Audioholics; the published figures above come from this ASR subwoofer measurement thread.
- Head-to-Head Comparisons