Short answer: the SVS SB-3000. It ranks #14 of 145 subwoofers by sound quality at $1099; the SVS 20-39 PC-Plus ranks #82 and costs $1399, which makes this an easy call rather than a real tradeoff.
What the SVS SB-3000 offers: 13-inch sealed with 800W RMS (2500W peak) delivers 118.7dB average with exceptional accuracy. Beautifully made with pinpoint control and flawless tonal accuracy. Sweet spot performance-to-value ratio. Three-band parametric EQ with 1Hz precision adjustment. Watch for: Ported cabinet room-mode dependency, compact 25 kg size limits bass extension, and $1,100 investment.
What the SVS 20-39 PC-Plus offers: 12-inch ported driver delivers 112.3dB CEA-2010-A average from a compact, down-firing cylinder design. Watch for: No detailed measurement caveats are currently recorded.
Buy the SVS SB-3000. It ranks higher for sound quality than the SVS 20-39 PC-Plus and costs less, so there is no real case for the other one.
Looking for alternatives? See the complete Subwoofers rankings.
Specifications Side By Side
| SVS SB-3000 | SVS 20-39 PC-Plus | |
|---|---|---|
| Price | $1,099.00 | $1399 |
| Ranked | #14 of 145 in Medium Home Subwoofers (30-75 lbs) | #82 of 145 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | sealed | ported, bottom |
| Output SPL at 15 Hz | 90.3 dB | 91.0 dB |
| Output SPL at 20 Hz | 96.6 dB | 102.7 dB |
| Output SPL at 25 Hz | 101.7 dB | 110.3 dB |
| Output SPL at 31.5 Hz | 107.8 dB | 113.0 dB |
| Output SPL at 40 Hz | 114.6 dB | 112.8 dB |
| Output SPL at 50 Hz | 118.7 dB | 113.7 dB |
| Output SPL at 63 Hz | 120.7 dB | 112.0 dB |
| Output SPL at 80 Hz | 120.9 dB | 110.8 dB |
| Output SPL at 100 Hz | 120.8 dB | - |
| Output SPL at 125 Hz | 120.7 dB | - |
| CEA-2010-A Average (40-80Hz) | 118.7 dB | 112.3 dB |
| Dimensions | 15.6"H x 15.2"W x 15.7"D (396.2 x 386.1 x 398.8 mm) | 40"H x 16"W x 16"D (1016.0 x 406.4 x 406.4 mm) |
| Weight | 54.5 lbs (24.7 kg) | 54.9 lbs (24.9 kg) |
| Warranty | 5 | 5 |
| Cabinet Color | black | - |
| Country | United States | United States |
| Measurement Source | Audioholics | Ilkka Rissanen |
| Frequency Response | 18-270Hz, ±3dB | 16-290Hz |
| Amplifier Power | 800W RMS / 2500W peak | 525W RMS |
| Crossover Frequency | 30-200Hz adjustable, 6/12/18/24dB slopes | - |
| Inputs | RCA (unbalanced), USB | - |
| Phase Control | 0°-180° | - |
| Features | Auto/On, 3-12V AC/DC trigger | - |
| Drivers | 13" (330mm) driver | 12" (305mm) driver |
Related Speaker Comparisons
How SVS SB-3000 compares with other leading options:
- JTR Speakers Captivator 212PRO vs SVS SB-3000
- MartinLogan Dynamo 1600X vs SVS SB-3000
- HSU Research ULS-15 MK2 vs SVS SB-3000
- SVS SB-3000 vs PSB Speakers SubSeries 450
- Monoprice SW-12 vs SVS SB-3000
Prices on this page were last checked September 16, 2026 at 12:41 AM 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
SVS SB-3000: $1,099.00 Amazon eBay
Pros: 13-inch sealed with 800W RMS (2500W peak) delivers 118.7dB average with exceptional accuracy. Beautifully made with pinpoint control and flawless tonal accuracy. Sweet spot performance-to-value ratio. Three-band parametric EQ with 1Hz precision adjustment.
Cons: Ported cabinet room-mode dependency, compact 25 kg size limits bass extension, and $1,100 investment.
Full SVS SB-3000 review and specifications →
| Amplifier Power | 800W RMS / 2500W peak |
|---|---|
| CEA-2010-A Average (40-80Hz) | 118.7 dB |
| Cabinet Color | black |
| Country | United States |
| Crossover Frequency | 30-200Hz adjustable, 6/12/18/24dB slopes |
| Dimensions | 15.6"H x 15.2"W x 15.7"D (396.2 x 386.1 x 398.8 mm) |
| Drivers | 13" (330mm) driver |
| Enclosure | sealed |
| Features | Auto/On, 3-12V AC/DC trigger |
| Frequency Response | 18-270Hz, ±3dB |
| Inputs | RCA (unbalanced), USB |
| Measurement Source | Audioholics |
| Output SPL at 15 Hz | 90.3 dB |
| Output SPL at 20 Hz | 96.6 dB |
| Output SPL at 25 Hz | 101.7 dB |
| Output SPL at 31.5 Hz | 107.8 dB |
| Output SPL at 40 Hz | 114.6 dB |
| Output SPL at 50 Hz | 118.7 dB |
| Output SPL at 63 Hz | 120.7 dB |
| Output SPL at 80 Hz | 120.9 dB |
| Output SPL at 100 Hz | 120.8 dB |
| Output SPL at 125 Hz | 120.7 dB |
| Phase Control | 0°-180° |
| Warranty | 5 |
| Weight | 54.5 lbs (24.7 kg) |
- 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
- SVS SB-3000 vs Monoprice SW-15
- SVS SB-3000 vs Power Sound Audio (PSA) XS15
- SVS SB-3000 vs Power Sound Audio (PSA) XV15SEICE-BASE
- SVS SB-3000 vs Power Sound Audio (PSA) XS15-BASE
- SVS SB-3000 vs Power Sound Audio (PSA) XV15-BASE
- SVS SB-3000 vs Paradigm Defiance X12
- SVS SB-3000 vs Klipsch SPL-120
- SVS SB-3000 vs Power Sound Audio (PSA) XV15
- See all 88 comparisons
SVS 20-39 PC-Plus: $1399 eBay
Pros: 12-inch ported driver delivers 112.3dB CEA-2010-A average from a compact, down-firing cylinder design.
Notes: “Cylinder” shape
Full SVS 20-39 PC-Plus review and specifications →
| Amplifier Power | 525W RMS |
|---|---|
| CEA-2010-A Average (40-80Hz) | 112.3 dB |
| Country | United States |
| Dimensions | 40"H x 16"W x 16"D (1016.0 x 406.4 x 406.4 mm) |
| Drivers | 12" (305mm) driver |
| Enclosure | ported, bottom |
| Frequency Response | 16-290Hz |
| Measurement Source | Ilkka Rissanen |
| Output SPL at 15 Hz | 91.0 dB |
| Output SPL at 20 Hz | 102.7 dB |
| Output SPL at 25 Hz | 110.3 dB |
| Output SPL at 31.5 Hz | 113.0 dB |
| Output SPL at 40 Hz | 112.8 dB |
| Output SPL at 50 Hz | 113.7 dB |
| Output SPL at 63 Hz | 112.0 dB |
| Output SPL at 80 Hz | 110.8 dB |
| Warranty | 5 |
| Weight | 54.9 lbs (24.9 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by Ilkka Rissanen; the published figures above come from this ASR subwoofer measurement thread.
- Head-to-Head Comparisons