MTX THUNDER500.1 vs Helix SPXL1000

 
MTX THUNDER500.1
In Stock 
$179.99
  • 300 watts RMS x 1 at 4 ohms
  • Class-D design
  • preamp inputs
Add to Cart
Helix SPXL1000
Low Stock 
 
$999.99
  • 750 watts RMS x 1 at 4 ohms
  • bass boost (0-18 dB from 40-120 Hz )
  • Class D amp technology
Add to Cart

Product Features

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Condition New StockNew Stock
Performance MTX THUNDER500.1Helix SPXL1000
RMS Power Output (Wt x Channels)
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300 x 1
750 x 1
Peak Power Output (Wt x Channels)
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1000 x 12975 x 1
Power at 2 Ohms (Wt x Channels)
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500 x 11200 x 1
Bridged Power (Wt x Channels)
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N/AN/A
Minimum Impedance Bridged
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N/AN/A
Minimum Impedance Unbridged
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21
Best Frequency Response
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20-220 Hz27-250 Hz
THD at Rated RMS Power
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0.3%0.33%
Signal to Noise Ratio
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75 dB96 dB
Input Voltage
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14.4v---
Features MTX THUNDER500.1Helix SPXL1000
Amplifier Class
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DD
Low-Pass Crossover Frequency
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40-220 Hz35-250 Hz
Low-Pass Slope (dB/octave)
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12 dB/octaveN/A
High-Pass Crossover Frequency
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N/AN/A
High-Pass Slope (dB/octave)
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N/AN/A
Bass Boost
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0, 6, 12 dB0-18 dB
Bass Boost Frequency
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50 Hz40-120 Hz
Fan Cooled
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NoNo
Fuse Rating
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60160
Speaker Level Inputs
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NoNo
Preamp Outputs
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No1 pair
Width (inches)
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9-1/220
Height (inches)
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2-1/42-1/4
Depth (inches)
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6-5/1610-15/16
Parts Warranty
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5 Years (3-5 Prorated)2 Years
Labor Warranty
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5 Years (3-5 Prorated)2 Years
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
MTX THUNDER500.1
In Stock 
$179.99
Add to Cart
Helix SPXL1000
Low Stock 
$999.99
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.