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Product Comparison
Component Subwoofers Comparison

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Alpine R-W12D4

In stock

$249.95 each

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Focal RSB-300

Low stock

$179.99 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 PulpPolypropyleneKevlar-Reinforced PulpPulp-Mica
Surround Material
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RubberButyl RubberRubberRubber
Ideal Sealed Box Volume (cubic feet)
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0.850.880.850.97
Ideal Ported Box Volume (cubic feet)
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1.711.061.711.77
Port diameter (inches)
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N/AN/AN/AN/A
Port length (inches)
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N/AN/AN/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
90 dB at 2.83 volts
84.3 dB at 1 watt
84.3 dB at 1 watt
Frequency Response
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24 - 200 Hz30 - 500 Hz24 - 200 Hz23 - 200 Hz
Max RMS Power Handling
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750300750900
Peak Power Handling (Watts)
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225060022502700
Top Mount Depth (inches)
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6 3/85 3/166 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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48935156
Fs (Hz)
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28252727
Qts
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0.560.470.490.56
Xmax (millimeters)
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2002024
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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