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Focal Utopia Be® 21 WX vs Rockford Fosgate R2SD2-10

 
Focal Utopia Be® 21 WX
Low Stock 
 
$1,199.99
  • "W" foam and glass composite cone with rubber surround
  • 50-250 watts RMS power range
  • 28-500 Hz frequency range
Add to Cart
Rockford Fosgate R2SD2-10
Out of Stock 
$99.99
  • mica-injected polypropylene woofer cone with poly-foam surround
  • power range: 100-200 watts RMS (400 watts peak power)
  • frequency response: 45-250 Hz
Add to Cart

Product Features

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Condition New StockNew Stock
Size
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8 -inch10 -inch
Impedance
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4 ohms2 ohms
Cone Material
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Glass/foam compositeMica injected Poly
Surround Material
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RubberPoly-Foam
Ideal Sealed Box Volume (cubic feet)
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N/A0.7
Ideal Ported Box Volume (cubic feet)
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1.061.4
Port diameter (inches)
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N/A4
Port length (inches)
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N/A13.7
Free-Air
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NoNo
Dual Voice Coil
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NoYes
Sensitivity
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86.5 dB at 2.83 watts
82.63 dB at 1 watt
83 dB at 1 watt
Frequency Response
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29 - 500 Hz38 - 250 Hz
RMS Power Range (Watts)
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50-250100-200
Peak Power Handling (Watts)
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500400
Top Mount Depth (inches)
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4 3/163 7/16
Bottom Mount Depth (inches)
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4 5/8N/A
Cutout Diameter or Length (inches)
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7 3/169 1/16
Vas (liters)
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18.820.4
Fs (Hz)
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36.6338.1
Qts
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0.60.68
Xmax (millimeters)
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8.58
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
 
Focal Utopia Be® 21 WX
Low Stock 
$1,199.99
Add to Cart
Rockford Fosgate R2SD2-10
Out of Stock 
$99.99
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.