Kicker 12CX300.4 vs Alpine MRX-M55

 
Kicker 12CX300.4
In Stock 
$199.99
  • 150 watts RMS x 2 at 4 ohms
  • includes hardware for vertical mounting
  • preamp and speaker-level inputs
Add to Cart
Alpine MRX-M55
In Stock 
$179.99
  • 400 watts RMS x 1 at 1 ohm
  • variable low-pass and subsonic filters
  • variable bass boost
Add to Cart

Product Features

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Condition New StockNew Stock
Performance Kicker 12CX300.4Alpine MRX-M55
RMS Power Output (Wt x Channels)
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40 x 4
350 x 1
Peak Power Output (Wt x Channels)
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150 x 41100 x 1
Power at 2 Ohms (Wt x Channels)
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75 x 4550 x 1
Bridged Power (Wt x Channels)
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150 x 2N/A x
Minimum Impedance Bridged
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4---
Minimum Impedance Unbridged
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21
Best Frequency Response
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10-20k Hz5-400 Hz Hz
THD at Rated RMS Power
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1%1%
Signal to Noise Ratio
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75 dB90 dB
Input Voltage
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14.4v14.4v
Features Kicker 12CX300.4Alpine MRX-M55
Amplifier Class
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ABD
Low-Pass Crossover Frequency
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50-200 Hz50-400 Hz
Low-Pass Slope (dB/octave)
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12 dB/octave24 dB/oct
High-Pass Crossover Frequency
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50-200 HzN/A
High-Pass Slope (dB/octave)
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12 dB/octaveN/A
Bass Boost
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0-12 dB0-12 dB
Bass Boost Frequency
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40 Hz50 Hz
Fan Cooled
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NoNo
Fuse Rating
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6060
Speaker Level Inputs
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RCAHarness
Preamp Outputs
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No1 pair
Width (inches)
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13-1/49-15/16
Height (inches)
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2-3/82-5/16
Depth (inches)
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7-1/89-1/16
Parts Warranty
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2 Years1 Year
Labor Warranty
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2 Years1 Year
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Kicker 12CX300.4
In Stock 
$199.99
Add to Cart
Alpine MRX-M55
In Stock 
$179.99
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.