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Product Comparison
Polk Audio db840DVC vs MTX 5512-22

Polk Audio db840DVC

In Stock

$59.99Price Break, Save $20.00$79.99

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MTX 5512-22

Low Stock
(3)

$149.99

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Condition New StockNew Stock
Size
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8 -inch12 -inch
Impedance
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4 ohms2 ohms
Cone Material
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PolypropylenePolypropylene
Surround Material
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Santoprene rubberRubber
Ideal Sealed Box Volume (cubic feet)
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0.351
Ideal Ported Box Volume (cubic feet)
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0.62.32
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
94.8 dB at 2.83 volts
85.1 dB at 1 watt
Frequency Response
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30 - 200 Hz25 - 130 Hz
RMS Power Range (Watts)
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50-180200-400
Peak Power Handling (Watts)
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360800
Top Mount Depth (inches)
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46 1/4
Bottom Mount Depth (inches)
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4 3/86 5/8
Cutout Diameter or Length (inches)
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7 1/1611 1/16
Vas (liters)
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15.844.4
Fs (Hz)
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4334
Qts
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0.590.69
Xmax (millimeters)
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6.115.24
Parts Warranty
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1 Year2 Years
Labor Warranty
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1 Year2 Years
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research

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