Polk Audio db840DVC vs Alpine SWS-15D4

 
Polk Audio db840DVC

In Stock

(36)

$79.99
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Alpine SWS-15D4

In Stock

(2)

$229.99
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Condition New StockNew Stock
Size
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8 -inch15 -inch
Impedance
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4 ohms4 ohms
Cone Material
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PolypropylenePulp-Kevlar
Surround Material
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Santoprene rubberSantoprene
Ideal Sealed Box Volume (cubic feet)
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0.351.34
Ideal Ported Box Volume (cubic feet)
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0.62.67
Port diameter (inches)
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3N/A
Port length (inches)
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11N/A
Free-Air
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NoNo
Dual Voice Coil
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YesYes
Sensitivity
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85 dB at 1 watt
88.7 dB at 1 watt
Frequency Response
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30 - 200 Hz24 - 200 Hz
RMS Power Range (Watts)
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50-180150-500
Peak Power Handling (Watts)
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3601500
Top Mount Depth (inches)
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46 15/16
Bottom Mount Depth (inches)
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4 3/87 13/16
Cutout Diameter or Length (inches)
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7 1/1613 13/16
Vas (liters)
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15.8107
Fs (Hz)
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4327
Qts
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0.590.44
Xmax (millimeters)
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6.115
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

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