Alpine PDX-F4 vs Rockford Punch P400X2

 
Alpine PDX-F4
Low Stock 
$499.99
  • 200 watts RMS x 2 bridged
  • Class-D design
  • stackable installation design with front-mounted controls
Add to Cart
Rockford Punch P400X2
In Stock 
 
$349.99
  • 400 watts RMS x 1 at 4 ohms
  • C.L.E.A.N. gain system includes setup CD and clip lights
  • variable PEQ2 bass/treble boost
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Product Features

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Condition New StockNew Stock
Performance Alpine PDX-F4Rockford Punch P400X2
RMS Power Output (Wt x Channels)
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100 x 4
125 x 2
Peak Power Output (Wt x Channels)
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N/AN/A
Power at 2 Ohms (Wt x Channels)
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100 x 4200 x 2
Bridged Power (Wt x Channels)
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200 x 2400 x 1
Minimum Impedance Bridged
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44
Minimum Impedance Unbridged
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22
Best Frequency Response
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5-100k Hz20-20k Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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95 dB85 dB
Input Voltage
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14.4v14.4v
Features Alpine PDX-F4Rockford Punch P400X2
Amplifier Class
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DAB
Low-Pass Crossover Frequency
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30-400 Hz50-250 Hz
Low-Pass Slope (dB/octave)
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12 dB/oct12 dB/octave
High-Pass Crossover Frequency
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30-400 Hz50-250 Hz
High-Pass Slope (dB/octave)
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12 dB/oct12 dB/octave
Bass Boost
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No0-18 dB
Bass Boost Frequency
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N/A45 Hz
Fan Cooled
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NoNo
Fuse Rating
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6060
Speaker Level Inputs
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NoRCA
Preamp Outputs
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No1 pair
Width (inches)
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10-1/811-1/8
Height (inches)
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22-7/16
Depth (inches)
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8-9/168-13/16
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
 
Alpine PDX-F4
Low Stock 
$499.99
Add to Cart
Rockford Punch P400X2
In Stock 
$349.99
Add to Cart

Video: Car Amplifier PowerWe describe the basics of deciding how much power an amplifier should have when you're trying to match it to your speakers or subwoofers.

Video: Car Amplifier ChannelsOne of the first steps in choosing an amplifier for your car audio system is to decide how you intend to use the amplifier, and thus how many channels it should have. This short video gives you a quick overview to help answer that question.