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Component Subwoofers Comparison

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Polk Audio DB 842 DVC
DB+ Series shallow-mount 8" subwoofer with dual 4-ohm voice coils
In stock
30 reviews

$99.00 Sale: -$20.00 off

$79.00 each
  • polypropylene cone with Santoprene rubber surround
  • marine-certified for use in boats and convertibles
  • handles up to 250 watts RMS (125 watts per coil)
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Top Seller
Kicker CompRT 43CWRT81
CompRT shallow-mount 8" subwoofer with dual 1-ohm voice coils
In stock
38 reviews

$149.95 Sale: -$44.98 off Sale: ends 12/8

$104.97 each
  • injection-molded polypropylene cone with rubber surround
  • power range: 100-300 watts RMS
  • frequency response: 30-500 Hz
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Rockford Fosgate P3SD2-8
Punch Stage 3 shallow 8" subwoofer with dual 2-ohm voice coils
In stock
34 reviews
$169.99 each
  • dual 2-ohm voice coils
  • anodized aluminum cone with M-Roll Santoprene™ surround
  • 50-150 watts RMS power range
     
Condition New Stock New Stock New Stock
Size 8 -inch 8 -inch 8 -inch
Impedance 2 ohms or 8 ohms 1 ohms 1 ohm or 4 ohms
Cone Material Polypropylene Composite Polypropylene Anodized Aluminum
Surround Material Rubber Rubber Santoprene
Ideal Sealed Box Volume (cubic feet) N/A N/A 0.25
Ideal Ported Box Volume (cubic feet) N/A N/A 0.75
Port diameter (inches) N/A N/A 3
Port length (inches) N/A N/A 9
Free-Air No No No
Dual Voice Coil Yes Yes Yes
Sensitivity 84 dB at 1 watt
81.83 dB at 1 watt
82 dB at 1 watt
Frequency Response 30 - 200 Hz 30 - 500 Hz 38 - 250 Hz
Max RMS Power Handling 250 300 150
Peak Power Handling (Watts) 750 600 300
Top Mount Depth (inches) 3 7/8 2 5/8 2 5/8
Bottom Mount Depth (inches) N/A 3 1/2 N/A
Cutout Diameter or Length (inches) 7 6 15/16 7 1/8
Vas (liters) 0 8.0199 15.8
Fs (Hz) 0 43.7 38
Qts 0 0.645 0.72
Xmax (millimeters) 0 8 8.4
Parts Warranty 1 Year 1 Year 1 Year
Labor Warranty 1 Year 1 Year 1 Year
  Owner's Manual Owner's Manual Owner's Manual
Hands-on Research Hands-on Research Hands-on Research
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Polk Audio DB 842 DVC
DB+ Series shallow-mount 8" subwoofer with dual 4-ohm voice coils
In stock
30 reviews

$99.00 Sale: -$20.00 off

$79.00 each
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Top Seller
Kicker CompRT 43CWRT81
CompRT shallow-mount 8" subwoofer with dual 1-ohm voice coils
In stock
38 reviews

$149.95 Sale: -$44.98 off Sale: ends 12/8

$104.97 each
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Adding...
Rockford Fosgate P3SD2-8
Punch Stage 3 shallow 8" subwoofer with dual 2-ohm voice coils
In stock
34 reviews
$169.99 each
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