MartinLogan DYNAMO1600X vs SVS SB-4000-PREMIUM-BLACK-ASH
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Choosing between the MartinLogan DYNAMO1600X and SVS SB-4000-PREMIUM-BLACK-ASH? Both compete in the Subwoofer segment. Here’s how they compare across the specs that matter most for your home theater.
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Looking at overall performance dimensions: The MartinLogan DYNAMO1600X scores higher in form factor, room fit. The SVS SB-4000-PREMIUM-BLACK-ASH leads in value, audio quality, volume/SPL.
Key subwoofer differences include driver sizes of 15" vs 13", and the SVS SB-4000-PREMIUM-BLACK-ASH digs deeper at 19 Hz (-3dB) vs 20 Hz. Larger drivers move more air, producing deeper bass with less effort. A 15-inch driver reaches lower than a 10-inch at the same power, but the cabinet is proportionally larger. A lower number means deeper bass — the rumble in explosions, the weight of a pipe organ. Below 20 Hz you feel it more than hear it.
These two Subwoofer options trade wins across different dimensions. The right choice depends on which specs matter most for your room and listening preferences — review the detailed table below to decide.
For most home theaters, the SVS SB-4000-PREMIUM-BLACK-ASH is the stronger choice — it leads in 3 of 5 scored dimensions. The MartinLogan DYNAMO1600X makes more sense if you prioritize the 2 dimensions where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
MartinLogan DYNAMO1600X
SVS SB-4000-PREMIUM-BLACK-ASH
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Driver Size | 15" | 13" |
| RMS Watts | 900W | 1200W |
| -3dB Extension | 20Hz | 19Hz |
| -6dB Extension | — | — |
| Phase Control | Yes | Yes |
| LFE Input | Yes | Yes |
| Line Input | Yes | Yes |
| XLR Input | Yes | Yes |
| App Control | Yes | Yes |
| Passive | No | No |
| Enclosure | sealed | sealed |
Key Differences
- RMS Watts: MartinLogan DYNAMO1600X at 900W vs SVS SB-4000-PREMIUM-BLACK-ASH at 1200W. More sustained power means the sub maintains authority at high volumes without compression. RMS matters more than peak — it's the power available all the time, not just in bursts.
- Driver Size: MartinLogan DYNAMO1600X at 15" vs SVS SB-4000-PREMIUM-BLACK-ASH at 13". Larger drivers move more air, producing deeper bass with less effort. A 15-inch driver reaches lower than a 10-inch at the same power, but the cabinet is proportionally larger.
- -3dB Extension: MartinLogan DYNAMO1600X at 20Hz vs SVS SB-4000-PREMIUM-BLACK-ASH at 19Hz. A lower number means deeper bass — the rumble in explosions, the weight of a pipe organ. Below 20 Hz you feel it more than hear it.
Which Should You Choose?
Choose MartinLogan DYNAMO1600X if you want:
- + larger 15" driver
Choose SVS SB-4000-PREMIUM-BLACK-ASH if you want:
- + better rms watts — more sustained power means the sub maintains authority at high volumes without compression
- + better -3db extension — a lower number means deeper bass — the rumble in explosions, the weight of a pipe organ
See Where These Rank
Check our editorial rankings to see how MartinLogan DYNAMO1600X and SVS SB-4000-PREMIUM-BLACK-ASH compare to the rest of the field.
Best Subwoofer RankingsRelated Calculators
Specifications sourced from manufacturer datasheets and verified against retailer listings. Prices updated hourly from authorized retailers. Scoring uses our open methodology — products are never ranked, promoted, or suppressed based on affiliate commission rates.
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