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Product Comparison
Bookshelf Speakers Comparison

SpeakerCompare

Virtual Audio Technology

Grab your headphones and hear sonic differences between these speakers

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Polk Audio Signature S20

In Stock

$299.99 pair

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Polk Audio Signature S15

In Stock

$229.99 pair

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Polk Audio RTi A3

Low Stock

$239.99 pairSpecial purchase, Save $160.00$399.99

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Condition New StockNew StockNew Stock
Enclosure
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Bass ReflexBass ReflexBass Reflex
Finish
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Meddite MDFMeddite MDFReal wood veneer
Color
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BlackBlackBlack
Video Shielded
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NoNoYes
Tweeter Type DomeDomeDome
Tweeter Size (inches) 111
Midrange Size (inches)
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N/AN/A---
Woofer Size (inches)
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6.55.256.5
Woofer Composition
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Mica-reinforced polypropyleneMica-reinforced polypropylenePolymer composite
Woofer Surround
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Butyl rubberButyl rubberButyl rubber
Power Range
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20-12520-10020-150
Sensitivity
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88 dB88 dB89 dB
Impedance (Ohms)
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888
Frequency Response
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39-40k Hz50-40k Hz50-26k Hz
Connector Type
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5-way post5-way post5-way post
Bi-amp Inputs
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NoNoYes
Height (inches)
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14-3/412-1/1614-13/16
Width (inches)
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8-9/167-9/168-3/8
Depth (inches)
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13-13/1610-1/414-3/16
Weight (pounds)
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171316
Mounting Bracket Included
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NoKeyholeKeyhole
Recommended Stand Height (inches)
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24-2824-3024-31
Parts Warranty
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5 Years5 Years5 Years
Labor Warranty
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5 Years5 Years5 Years
  Owner's ManualOwner's ManualOwner's Manual
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