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Product Comparison
Component Subwoofers Comparison

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Alpine R-W12D4

Low Stock

$249.95 each

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Rockford Fosgate P3D4-12

In Stock

$199.99 each

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Alpine R-W12D2

In Stock

$249.95 each

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Alpine X-W12D4

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$499.95 each

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Condition New StockNew StockNew StockNew Stock
Size
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12 -inch12 -inch12 -inch12 -inch
Impedance
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2 ohms or 8 ohms2 ohms or 8 ohms1 ohm or 4 ohms2 ohms or 8 ohms
Cone Material
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Kevlar-Reinforced PulpAnodized AluminumKevlar-Reinforced PulpPulp-Mica
Surround Material
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RubberSantopreneRubberRubber
Ideal Sealed Box Volume (cubic feet)
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0.851.020.850.97
Ideal Ported Box Volume (cubic feet)
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1.711.791.711.77
Port diameter (inches)
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N/A4N/AN/A
Port length (inches)
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N/A10N/AN/A
Free-Air
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NoNoNoNo
Dual Voice Coil
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YesYesYesYes
Sensitivity
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84.7 dB at 1 watt
85 dB at 1 watt
84.3 dB at 1 watt
84.3 dB at 1 watt
Frequency Response
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24 - 200 Hz28 - 250 Hz24 - 200 Hz23 - 200 Hz
Max RMS Power Handling
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750600750900
Peak Power Handling (Watts)
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2250120022502700
Top Mount Depth (inches)
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6 3/86 11/166 3/87 5/16
Bottom Mount Depth (inches)
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7 1/4N/A7 1/4N/A
Cutout Diameter or Length (inches)
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10 7/811 1/1610 7/811 1/16
Vas (liters)
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4857.75156
Fs (Hz)
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2827.72727
Qts
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0.560.520.490.56
Xmax (millimeters)
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2013.92024
Parts Warranty
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1 Year1 Year1 Year1 Year
Labor Warranty
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1 Year1 Year1 Year1 Year
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