MartinLogan DYNAMO800X vs REL HT/1003
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Choosing between the MartinLogan DYNAMO800X and REL HT/1003? Both compete in the Subwoofer segment. Here’s how they compare across the specs that matter most for your home theater.
Pricing for both models is currently unavailable. Check the retailer links below for current deals.
Looking at overall performance dimensions: The MartinLogan DYNAMO800X scores higher in audio quality, form factor, room fit. The REL HT/1003 leads in value. They score similarly in volume/SPL.
Subwoofer performance depends heavily on room size, placement, and whether you prioritize output volume or low-frequency extension. The specs below provide the starting point.
The MartinLogan DYNAMO800X holds an advantage across more performance dimensions, but the REL HT/1003 may still be the better pick depending on which specs matter most to your setup. See the detailed comparison table below for the full breakdown.
For most home theaters, the MartinLogan DYNAMO800X is the stronger choice — it leads in 3 of 5 scored dimensions. The REL HT/1003 makes more sense if you prioritize the 1 dimension where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
MartinLogan DYNAMO800X
REL HT/1003
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Driver Size | 10" | 10" |
| RMS Watts | 300W | 300W |
| -3dB Extension | 24Hz | — |
| -6dB Extension | — | 24Hz |
| Phase Control | Yes | Yes |
| LFE Input | Yes | Yes |
| Line Input | Yes | Yes |
| XLR Input | No | Yes |
| App Control | Yes | No |
| Passive | No | No |
| Enclosure | sealed | sealed |
Key Differences
- -3dB Extension: MartinLogan DYNAMO800X at 24Hz vs REL HT/1003 at —. 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.
- -6dB Extension: MartinLogan DYNAMO800X at — vs REL HT/1003 at 24Hz
- XLR Input: MartinLogan DYNAMO800X at No vs REL HT/1003 at Yes
- App Control: MartinLogan DYNAMO800X at Yes vs REL HT/1003 at No. App control lets you fine-tune the sub from your listening position instead of crawling behind it to adjust knobs. Some apps (SVS, REL) include measurement tools.
See Where These Rank
Check our editorial rankings to see how MartinLogan DYNAMO800X and REL HT/1003 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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