Monoprice SW-15 vs Dayton Audio SUB-1200

Short answer: the Monoprice SW-15 if sound quality matters most, the Dayton Audio SUB-1200 if price matters most. The Monoprice SW-15 ranks #13 of 145 subwoofers at $374.99. The Dayton Audio SUB-1200 ranks #55 at $180, $194.99 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 Dayton Audio SUB-1200 offers: 12” long-throw woofer, 120W. Impeccable construction inside and out. Tight and controlled like sealed, digs deep like ported. Continuously variable 40-140Hz crossover. High-level inputs/outputs. Great bang-for-buck at $180. Watch for: No detailed measurement caveats are currently recorded.

Buy the Monoprice SW-15 when sound quality outweighs the price for you, and the Dayton Audio SUB-1200 when the price outweighs sound quality instead.

Looking for alternatives? See the complete Subwoofers rankings.

Specifications Side By Side

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Prices on this page were last checked September 14, 2026 at 1:47 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
  • Monoprice SW-15 Website
• 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 Power Sound Audio (PSA) XS15-BASE
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  • See all 72 comparisons

Dayton Audio SUB-1200: $180 eBay

Pros: 12” long-throw woofer, 120W. Impeccable construction inside and out. Tight and controlled like sealed, digs deep like ported. Continuously variable 40-140Hz crossover. High-level inputs/outputs. Great bang-for-buck at $180.

Full Dayton Audio SUB-1200 review and specifications →

Amplifier Power	120W RMS
CEA-2010-A Average (40-80Hz)	115.1 dB
Cabinet Color	black
Country	United States
Dimensions	16.7"H x 16.2"W x 17.7"D (425.4 x 411.0 x 450.8 mm)
Drivers	12" (305mm) driver
Enclosure	ported, bottom
Frequency Response	25-140Hz
Measurement Source	Brent Butterworth
Output SPL at 16 Hz	82.1 dB
Output SPL at 20 Hz	91.5 dB
Output SPL at 25 Hz	101.7 dB
Output SPL at 31.5 Hz	106.8 dB
Output SPL at 40 Hz	111.3 dB
Output SPL at 50 Hz	114.8 dB
Output SPL at 63 Hz	117.2 dB
Output SPL at 80 Hz	117.2 dB
Warranty	5
Weight	44.8 lbs (20.3 kg)

• Links
  • Dayton Audio SUB-1200 Website
• Reviews, Comparisons and Sound Samples
  • Independently measured by Brent Butterworth; the published figures above come from this ASR subwoofer measurement thread.
• Head-to-Head Comparisons
  • Dayton Audio SUB-1200 vs Monoprice Premium Select 8in 200-Watt