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Polk Audio db5251 vs Infinity Primus PR6500cs

 
Polk Audio db5251
In Stock 
$189.99
  • 5-1/4" polymer/mica composite woofers with butyl rubber surrounds
  • 1" liquid-cooled silk/polymer composite dome tweeters
  • power range: 10-100 watts RMS (250 watts peak power)
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Infinity Primus PR6500cs
In Stock 
$129.99
  • 6-1/2" Plus One+ polypropylene woofer with hi-roll rubber surround
  • 3/4" textile dome tweeter
  • 5-80 watts RMS power range
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Product Features

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Condition New StockNew Stock
General Polk Audio db5251Infinity Primus PR6500cs
Speaker Size
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5 1/46 1/2
Design
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2-way2-way
Tweeter Design
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1" Dome3/4" Edge Driven Dome
Tweeter Composition
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Silk polymer compositeTextile
Woofer Composition
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Polymer mica compositePoly
Woofer Surround
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Butyl rubberButyl Rubber
Parts Warranty
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1 Year1 Year
Labor Warranty
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1 Year1 Year
Specifications Polk Audio db5251Infinity Primus PR6500cs
Sensitivity
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93 dB at 1 watt
93 dB at 2.83 volts
Frequency Response
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53 - 23k Hz53 - 21k Hz
RMS Power Range (Watts)
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10-1005-80
Peak Power Handling (Watts)
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250320
Impedance (Ohms)
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43
Top-mount Depth (Inches)
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2 5/162 1/16
Bottom-mount Depth (Inches)
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N/AN/A
Cutout Diameter or Length (inches)
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4 3/45 1/16
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Polk Audio db5251
In Stock 
$189.99
Add to Cart
Infinity Primus PR6500cs
In Stock 
$129.99
Add to Cart

Car Speakers: What to Look ForWith so many speakers to choose from, it's important to know what to look for. Keep these points in mind, you'll be able to choose the perfect speakers for your car audio system.

How tweeter design affects soundWhen you're shopping for speakers, don't forget the tweeter. Tweeters reproduce the upper frequencies in your music — they're what makes your highs sparkle and come to life — so they're vital for proper soundstaging and stereo separation.