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Product Comparison
Kicker 40CS684 vs Helix Esprit E57X

Kicker 40CS684

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Helix Esprit E57X

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Condition New StockNew Stock
General Kicker 40CS684Helix Esprit E57X
Speaker Size
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6X85X7
Design
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2-way2-way
Tweeter Design
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1/2" Balanced Dome3/4" Dome
Tweeter Composition
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PEISilk
Woofer Composition
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PolypropyleneWoven Fiberglass
Woofer Surround
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Polyester FoamRubber
Parts Warranty
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1 Year2 Years
Labor Warranty
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1 Year2 Years
Specifications Kicker 40CS684Helix Esprit E57X
Sensitivity (1W at 1 meter)
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9091
Sensitivity at 2.83 volts
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N/AN/A
Frequency Response
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45 - 20k Hz55 - 22k Hz
Minimum RMS Wattage 210
Maximum RMS Wattage 7550
Peak Power Handling (Watts)
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225150
Impedance (Ohms)
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44
Top-mount Depth (Inches)
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2 5/162 3/8
Bottom-mount Depth (Inches)
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2 11/162 3/4
Cutout Diameter or Length (inches)
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00
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research

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