Short answer: the Monoprice SW-15 on measured sound quality, the RSL (Rogersound Labs) Speedwoofer 10E on price. The Monoprice SW-15 ranks #13 of 145 subwoofers at $374.99. The RSL (Rogersound Labs) Speedwoofer 10E ranks #127 at $299, $75.99 cheaper.
What the Monoprice SW-15 offers: 15-inch ported with 600W RMS (800W peak) delivers Large-room Bassaholic rating. Unrivaled mid-bass punch for $375. Strong output with clean control. Dual speaker-level inputs and 40-150Hz crossover for flexible hookup. Watch for: Budget-tier design, ported room gain dependency, 30 kg mid-size, and limited dynamic headroom.
What the RSL (Rogersound Labs) Speedwoofer 10E offers: Independent CEA-2010 testing records 94.0 dB at 20 Hz and 107.3 dB through 40-80 Hz. The rear-vented, 3-chamber Compression Guide enclosure with 10” driver keeps composure at high drive levels for $299 shipped. Watch for: The boxy cabinet skips the rounded edges of pricier subs in the lineup.
Buy the Monoprice SW-15 if sound quality matters more than the price. Buy the RSL (Rogersound Labs) Speedwoofer 10E if the price matters more than sound quality.
Skip the RSL (Rogersound Labs) Speedwoofer 10E if sound quality matters to you. It ranks near the bottom of the 145 subwoofers.
Still deciding? The full Subwoofers rankings cover every ranked option.
Specifications Side By Side
| Monoprice SW-15 | RSL (Rogersound Labs) Speedwoofer 10E | |
|---|---|---|
| Price | $374.99 | $299 |
| Ranked | #13 of 145 in Medium Home Subwoofers (30-75 lbs) | #127 of 145 in Medium Home Subwoofers (30-75 lbs) |
| Enclosure | ported, bottom | ported, rear |
| Output SPL at 15 Hz | 90.0 dB | - |
| Output SPL at 20 Hz | 101.2 dB | 94.0 dB |
| Output SPL at 25 Hz | 106.3 dB | 98.4 dB |
| Output SPL at 31.5 Hz | 111.2 dB | 101.0 dB |
| Output SPL at 40 Hz | 116.0 dB | 105.6 dB |
| Output SPL at 50 Hz | 120.2 dB | 108.2 dB |
| Output SPL at 63 Hz | 120.5 dB | 108.1 dB |
| Output SPL at 80 Hz | 119.5 dB | 107.2 dB |
| CEA-2010-A Average (40-80Hz) | 119.0 dB | 107.3 dB |
| Dimensions | 18.1"H x 21"W x 22.7"D (459.7 x 533.4 x 576.6 mm) | 15.5"H x 15"W x 15.8"D (393.7 x 381.0 x 400.1 mm) |
| Weight | 66.1 lbs (30.0 kg) | 39.9 lbs (18.1 kg) |
| Warranty | 1 | - |
| Cabinet Color | black | - |
| Country | United States | United States |
| Measurement Source | Audioholics | Audioholics |
| Frequency Response | 30-150Hz (-10dB) | 26-200Hz, ±3dB |
| Amplifier Power | 600W RMS / 800W peak | 300W RMS / 800W peak |
| Crossover Frequency | 40-150Hz, 18dB/octave | - |
| Phase Control | 0° or 180° | - |
| Inputs | Stereo line level and speaker level | - |
| Drivers | 15" (381mm) driver | 10" driver |
| Output SPL at 100 Hz | - | 106.2 dB |
| Output SPL at 125 Hz | - | 105.2 dB |
Related Speaker Comparisons
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- HSU Research ULS-15 MK2 vs Monoprice SW-15
- Monoprice SW-15 vs PSB Speakers SubSeries 450
- Monoprice SW-12 vs Monoprice SW-15
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
Monoprice SW-15: $374.99 Amazon eBay
Pros: 15-inch ported with 600W RMS (800W peak) delivers Large-room Bassaholic rating. Unrivaled mid-bass punch for $375. Strong output with clean control. Dual speaker-level inputs and 40-150Hz crossover for flexible hookup.
Cons: Budget-tier design, ported room gain dependency, 30 kg mid-size, and limited dynamic headroom.
Notes: Product # 41499
Full Monoprice SW-15 review and specifications →
| Amplifier Power | 600W RMS / 800W peak |
|---|---|
| CEA-2010-A Average (40-80Hz) | 119.0 dB |
| Cabinet Color | black |
| Country | United States |
| Crossover Frequency | 40-150Hz, 18dB/octave |
| Dimensions | 18.1"H x 21"W x 22.7"D (459.7 x 533.4 x 576.6 mm) |
| Drivers | 15" (381mm) driver |
| Enclosure | ported, bottom |
| Frequency Response | 30-150Hz (-10dB) |
| Inputs | Stereo line level and speaker level |
| Measurement Source | Audioholics |
| Output SPL at 15 Hz | 90.0 dB |
| Output SPL at 20 Hz | 101.2 dB |
| Output SPL at 25 Hz | 106.3 dB |
| Output SPL at 31.5 Hz | 111.2 dB |
| Output SPL at 40 Hz | 116.0 dB |
| Output SPL at 50 Hz | 120.2 dB |
| Output SPL at 63 Hz | 120.5 dB |
| Output SPL at 80 Hz | 119.5 dB |
| Phase Control | 0° or 180° |
| Warranty | 1 |
| Weight | 66.1 lbs (30.0 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
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- Monoprice SW-15 vs SVS SB-3000
- Monoprice SW-15 vs Power Sound Audio (PSA) XS15
- Monoprice SW-15 vs Power Sound Audio (PSA) XV15-BASE
- Monoprice SW-15 vs Paradigm Defiance X12
- Monoprice SW-15 vs Power Sound Audio (PSA) XS15-BASE
- Monoprice SW-15 vs Power Sound Audio (PSA) XV15
- Monoprice SW-15 vs Klipsch SPL-120
- See all 109 comparisons
RSL (Rogersound Labs) Speedwoofer 10E: $299 eBay
Pros: Independent CEA-2010 testing records 94.0 dB at 20 Hz and 107.3 dB through 40-80 Hz. The rear-vented, 3-chamber Compression Guide enclosure with 10” driver keeps composure at high drive levels for $299 shipped.
Cons: The boxy cabinet skips the rounded edges of pricier subs in the lineup.
Full RSL (Rogersound Labs) Speedwoofer 10E review and specifications →
| Amplifier Power | 300W RMS / 800W peak |
|---|---|
| CEA-2010-A Average (40-80Hz) | 107.3 dB |
| Country | United States |
| Dimensions | 15.5"H x 15"W x 15.8"D (393.7 x 381.0 x 400.1 mm) |
| Drivers | 10" driver |
| Enclosure | ported, rear |
| Frequency Response | 26-200Hz, ±3dB |
| Measurement Source | Audioholics |
| Output SPL at 20 Hz | 94.0 dB |
| Output SPL at 25 Hz | 98.4 dB |
| Output SPL at 31.5 Hz | 101.0 dB |
| Output SPL at 40 Hz | 105.6 dB |
| Output SPL at 50 Hz | 108.2 dB |
| Output SPL at 63 Hz | 108.1 dB |
| Output SPL at 80 Hz | 107.2 dB |
| Output SPL at 100 Hz | 106.2 dB |
| Output SPL at 125 Hz | 105.2 dB |
| Weight | 39.9 lbs (18.1 kg) |
- Links
- Reviews, Comparisons and Sound Samples
- Independently measured by Audioholics; the published figures above come from this ASR subwoofer measurement thread.