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Polk Audio DXi1240DVC vs Rockford Fosgate R2SD4-12

 
Polk Audio DXi1240DVC
Low Stock 
$74.99
  • polymer composite cone with butyl rubber surround
  • 50-360 watts RMS power range
  • frequency response: 20-300Hz
Add to Cart
Rockford Fosgate R2SD4-12
In Stock 
$109.99
  • mica-injected polypropylene woofer cone with poly-foam surround
  • power range: 100-250 watts RMS (500 watts peak power)
  • frequency response: 43-250 Hz
Add to Cart

Product Features

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Condition New StockNew Stock
Size
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12 -inch12 -inch
Impedance
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4 ohms4 ohms
Cone Material
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PolypropyleneMica injected Poly
Surround Material
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RubberPoly-Foam
Ideal Sealed Box Volume (cubic feet)
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0.880.9
Ideal Ported Box Volume (cubic feet)
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1.51.79
Port diameter (inches)
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44
Port length (inches)
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1011.8
Free-Air
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NoNo
Dual Voice Coil
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YesYes
Sensitivity
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88 dB at 1 watt
85 dB at 1 watt
Frequency Response
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20 - 300 Hz29 - 250 Hz
RMS Power Range (Watts)
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50-360100-250
Peak Power Handling (Watts)
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720500
Top Mount Depth (inches)
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5 11/163 5/8
Bottom Mount Depth (inches)
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N/AN/A
Cutout Diameter or Length (inches)
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11 1/1611 1/8
Vas (liters)
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7665.4
Fs (Hz)
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3029.7
Qts
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0.490.66
Xmax (millimeters)
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1810
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Polk Audio DXi1240DVC
Low Stock 
$74.99
Add to Cart
Rockford Fosgate R2SD4-12
In Stock 
$109.99
Add to Cart

Video: How to Choose a SubwooferThe first step to choosing a subwoofer actually begins with the enclosure and how you want the sub to perform. In this video we'll tell you about the different types of subwoofer enclosures available, and find out which one best fits your vehicle and your needs.

Dual Voice Coil SubwoofersDual voice coil subwoofers are a popular choice among car audio enthusiasts who want more flexibility in wiring their sound systems. If you're looking for maximum performance, a DVC sub might be the right choice for you.