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Infinity Primus P163

Bookshelf speaker

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Item# 108P163BK offer details

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Infinity

Our take on the Infinity Primus P163

With Infinity's Primus P163, you get the real deal — rich, detailed sound and a price tag that won't leave your wallet empty. It's all thanks to a combination of Metal Matrix Diaphragm® driver technology and a low-resonance enclosure. You'll hear sparkling high frequencies and detailed midrange from any type of music, at any volume level. And for a compact bookshelf speaker, the bass might just surprise you. So sit back, relax, and enjoy the lifelike vocals and robust instrumentals that this speaker has to offer.

Exclusive Infinity Metal Matrix Diaphragm drivers
The Primus P163 features Infinity's exclusive Metal Matrix Diaphragm ("MMD" for short) driver technology in both the 3/4" tweeter and 6-1/2" woofer. These MMD drivers consist of a stiff aluminum core, anodized on both sides for increased strength and rigidity. The result is extremely fast, extremely accurate response, so you'll hear distinctly cleaner, more realistic sound, even at higher volume levels.

Build a complete Primus® system
The Infinity Primus P163 will fill just about any room with dramatic and well-defined sound. Use a pair to create a high-quality stereo system, or add it to Infinity's P363 floor-standing speaker and PC351 center channel speaker to create a stunning Primus home theater system. And don't forget to add the perfectly matched PS38 powered subwoofer to get deep, accurate bass in the mix.

Got wire?
Most speakers don't include any. Learn about choosing and installing speaker wire at the Crutchfield Learning Center.
Shop our selection of speaker wire.

Highlights:

  • frequency response 49-20,000 Hz (±3dB)
  • handles up to 150 watts
  • sensitivity 90 dB
  • 8-ohm impedance
  • Metal Matrix Diaphragm® drivers minimize distortion
  • 3/4" MMD dome tweeter
  • 6-1/2" MMD woofer
  • magnetically shielded for safe placement next to older tube TVs
  • bass-reflex (ported) design
  • black woodgrain vinyl finish
  • 5-way binding posts
  • 8-3/16"W x 14-15/16"H x 11-1/8"D
  • weight: 16.1 lbs.
  • warranty: 5 years
  • Our 60-day money-back guarantee
 

Hands-on research from the Crutchfield Labs (what are the Labs?)

Features and Specs

Features and Specs
Enclosure
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Bass Reflex
Video Shielded
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Yes
Tweeter Type
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Dome
Tweeter Size (inches)
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0.75
Midrange Size (inches)
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N/A
Woofer Size (inches)
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6.5
Woofer Composition
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M.M.D.
Woofer Surround
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Rubber
Power Range
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10-150
Sensitivity
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90 dB
Impedance (Ohms)
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8
Frequency Response
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49-20k Hz
Connector Type
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5-way post
Bi-amp Inputs
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No
Height (inches)
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14-15/16
Width (inches)
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8-3/16
Depth (inches)
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11-1/8
Weight (pounds)
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16.1
Mounting Bracket Included
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No
Recommended Stand Height (inches)
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22-26
Parts Warranty
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5 Years
Labor Warranty
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5 Years

Product Research

Product Research
What's in the box?

Download owner's manual

  • 2-way bookshelf speaker
  • Black cloth grille (installed)
  • 4 Self-adhesive rubber feet
  • Owner's Manual
  • Warranty sheet

Our Product Research Team

At Crutchfield, you'll get detailed, accurate information that's hard to find elsewhere. That's because we have our own in-house Product Research team — they open the box, verify contents, check the owner's manual, and record dimensions, features and specs. We stay on top of new products and technologies to help people make informed choices.

Driver Technology
Enclosure Design
Connections
Mounting Options

Driver Technology

Metal Matrix Diaphragm (M.M.D.): Derived from the C.M.M.D. material used in Infinity's flagship Cascade series, M.M.D. features a stiff aluminum core, anodized on both sides for increased strength and rigidity. M.M.D. transducers conduct sound faster than paper, polypropylene, and Kevlar, pushing unwanted resonances beyond the operating range of the transducer. M.M.D. drivers deliver crystal-clear, distortion-free sound from dynamic digital sources, even at high listening levels.

6-1/2" Woofer: The 6-1/2" M.M.D. cone woofer offers extremely accurate midrange response for cleaner, more realistic sound. For a smoother response and improved durability, the woofer uses rubber surrounds.

3/4" Tweeter: The speaker has a 3/4" M.M.D. dome tweeter that offers superior stiffness and damping compared to traditional metal domes.

Acoustical Waveguide: The P163's tweeter utilizes an acoustical waveguide to deliver, more even high frequency response, no matter what part of the room you're in.

Precision Crossover Network: The speaker features a 2-way crossover system with crossover frequency at 3000Hz. The crossover has a 24dB/octave slope.

Voice-Matched: The P163 is voice-matched to all the speakers in the Primus line, so a complete matching system can be built.

Magnetically Shielded: The Infinity Primus bookshelf loudspeaker is magnetically shielded for safe placement adjacent to your television.

Enclosure Design

Wood Grain Vinyl Cabinet: The Infinity P163 features a black wood grain vinyl cabinet that matches almost any decor.

Bass Reflex Design: The Infinity Primus bookshelf loudspeaker utilizes a bass reflex enclosure with a front-firing port for greater efficiency and bigger bass response.

Low Resonance Enclosure: The P163 employs a extremely low resonance enclosure, so you hear the music exactly as it was recorded.

Grille: The speaker comes with a removable black cloth grille with a rigid plastic frame.

Connections

5-Way Binding Posts: The 5-way binding posts will accept bare wire, pin connectors, spade connectors, banana plugs, and dual banana plugs.

Color-Coded: The speaker's binding posts are color-coded (red/black) for easy identification between positive and negative.

Mounting Options

Rubber Feet: The speakers come with 4 rubber self-adhesive feet for each speaker to help secure them in place to prevent slippage and vibration.

Wall Mounting: The optional PinPoint heavy duty side-grip wall-mounting bracket (121AM40B, sold separately) can be used to wall mount the speakers.

 

Product Reviews

Review Summary

Average Customer Review:

10 people say:
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1-10 of 10 items Sort Results By: Date Reviewed | Rating | Helpfulness
 
5 out of 5

Noone's breaking in your house - it's just the speakers

Written By RichardJ, Brooklyn, NY on Monday, September 12, 2011
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
I'm no official audiophile, but since my cousin Jim took me to two HT tradeshows I now know what a Class A $125K system sounds like. Curse him for showing me how great it can be! Oh I have seen the light! They have these demos showcasing systems that test limits of the human ear.

Long story short, I was watching some HD movie where glass shattered & I found myself wincing a bit from the clarity - It was awesome! I have five P163 bookshelves, and the C351. Their mids & highs are superbly crisp, vocals are so true you forget speakers are there & the lows are wonderful too. Love my lows (like Flo- Rida) as I already have a powered sub for the heavy stuff. Explosions are very full & lifelike - not at all muddled.

I believe the Primus received a C rating in '07 with systems that are $20K. I don't have $20K to spend on speakers, lest I be divorced. But Crutchfield is letting me live the $20K Class C dream at well under $1K! I almost feel guilty. So now I have extra cash to put towards another mid-life crisis, like buying a falcon (as in the commercial) Grab these speakers, can't get a better deal for the quality & they truly deliver!
8 out of 11 people found this helpful
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5 out of 5

Very impressive

Written By CharlesN, Kentucky on Monday, February 13, 2012
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
It has been quite some time since I bought new speakers. I have had these speakers a little over a week and have been very impressed with them. They have sounded great with movies and music. The highs and mids have sounded especially clear. Base is adequate but a sub is still needed. I managed to pick them up on sale and think they were a steal at the price i paid.
Pros:
Wonderful mids and highs. Heavy. Looks.
Cons:
Low tones could be better. Price if not on sale.
2 out of 2 people found this helpful
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5 out of 5

Unbelievable

Written By VG, Lebanon, KY on Thursday, June 16, 2011
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
I have been impressed with products before but never enough to actually write a review, so here is my first. Infinity must have made a deal with the devil because there is no way this kind of sound should be able to come from such a small package. I have these speakers about 9 foot high in a large room and feel the crisp bass through the floor. These speakers deliver ultra sharp highs and bone crushing bass with the clarity you only get from expensive floor models. If you are undecided on a pair of bookshelf speakers, look no further, UNBELIEVABLE.............
17 out of 18 people found this helpful
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5 out of 5

a great speaker with impresive pedegree

Written By Dave, Boston on Sunday, July 10, 2011
 
I am a sound professional, and I have used these speakers in many applications with great success. They are sonically transparent - you can't really believe you are listening to a loudspeaker. I was fortunate to know some of the people who designed them, and the people under Floyd Toole that develped the test procedures that led to these designs. Blind A/B tests of these speakers (the primus line) against a great many of the competition showed them to be sonically neutral - and invariably preferred over much more expensive speakers in a toatally blind test.

I do not work for Harman - but I admire many of their products.
6 out of 8 people found this helpful
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5 out of 5

Infinity Primus P163

Written By gajohnb, Mt Airy, GA on Monday, February 20, 2012
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
For the price these speakers are a steal. They are nearly full range and pretty powerful for such a small package. How is Infinity not losing money on these? They compare sonically to speakers costing ten times as much, such as those by PSB, Revel, Paradigm, Thiel, and others.
4 out of 4 people found this helpful
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5 out of 5

Good Speaker

Written By Richard, Oklahoma on Tuesday, May 22, 2012
 
These speakers sound great. I ordered four of them along with the center channel PC350. They are lacking in the bottom end but with my sub they sound great. One of them had a bad voice coil but I called Crutchfield and they immediately shipped a new one out and sent the UPS label to return the old one. I have them crossed over at 80 hertz and that seems about perfect. My subs are homemade 18 inch in 12 cubic foot boxes pushed with an old Hafler amp and they sound great together. For the price you can't go wrong.
Pros:
Great mids and highs.
Cons:
No bottom end but not a prob with a sub. Bad voice coil on one but every now and then a speaker squeaks by on QC.
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5 out of 5

Fabulous Value

Written By JohnK, Portland, OR on Monday, May 14, 2012
 
I have the P162's which I believe are very similar to the current P163. After buying a pair, I quickly purchased 2 more for another room in my house. As I understand their process, Infinity's products benefit from several things: they are the product of computerized modeling, extensive testing, and in general, a scientific approach to giving accurate sound - rather than trial and error and tuning by ear. In addition, Infinity seems to be very good at taking technology that was developed for their high end speakers, and deploying it to their more affordable lines fairly quickly. I am very happy - using the P162's with a nice subwoofer and Audyssey equalization, I have been thrilled with the results, even though I replaced a pair of very nice towers with these bookshelf models, saving a great deal of space when doing so.
Pros:
Tremendous value. Crisp, accurate sound.
Cons:
It would be nice if these were also offered in finishes other than black, although I have no complaints about how the black ones look. But, much the same way Henry Ford brought transportation to the masses with a product that came in only one color, Infinity makes excellent sound available at a truly bargain price.
Was this review helpful?    Yes | No
 
5 out of 5

Infinity p162 Bookshelf Speaker

Written By Mark, Teaneck, NJ on Thursday, March 15, 2012
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
I have been an advid hometheater enthusiast for many years. I own a set of B&W 602 speakers,i paid $600, and was used to better than average sound. The infinity speakers blew these speakers away with more clarity and wider sound field. The B&W was an oversized speaker and had a lot of bass. These speakers come close to the bass of a much larger speaker. I am very happy with this purchase and may get the floor stander p362. The only other speaker that may be even a greater bargain in the HSU HB1 MK2 speaker that costs $150 each and got rave reviews.
Pros:
Clarity and loudness of sound. You can hear details that my other speakers could not pick up. Can drive these speakers with little watts. You will have to pay three times as much to get better sound.
Cons:
None.
2 out of 2 people found this helpful
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5 out of 5

five star product, i`am completely satisfied , with this set of speake

Written By John, phoenix az. on Sunday, April 29, 2012
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
very good set of speakers, i`am really impressed with the sound, from such small speakers.
Was this review helpful?    Yes | No
 
4 out of 5

Infinity Primus P163

Written By Eric W, Palm Beach County on Tuesday, July 26, 2011
Crutchfield Customer Review (What's this?)
Crutchfield Customer Review

The reviewer purchased this item from us, verified by the email address on the order.

 
Nice speakers for the money. Nice crisp highs and mids. I was not happy with the bass responce so I had to order the PS38 amplified subwoofer. Much happier with this combination, but not having to purchase the subwoofer to get the sound responce I was expecting.
2 out of 4 people found this helpful
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1-10 of 10 items

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Accessories

Things you'll need

Speaker Wire With Connectors
You'll need speaker wire to connect your speakers to your amp or receiver. No wire is included with this speaker.
Original Monster Cable
With gold pin connectors (15-foot pair)
$39.99
In Stock
 
 
Original Monster Cable
With gold pin connectors (20-foot pair)
$49.99
In Stock
 
 
Monster Cable SuperFlat™ Mini
Decor-friendly speaker cable with gold pin connectors (50-foot spool)
$34.95
In Stock
 
 
Bulk Speaker Wire
Cut your speaker wire to the exact length you need.
Original Monster Cable
Bulk cable, connectors optional (60 feet)
$59.99
In Stock
 
 
AudioQuest G2 Speaker Cable
16-gauge bulk cable, connectors optional (50 ft., Gray)
$64.99
In Stock
 
 
AudioQuest X2 Speaker Cable
14-gauge bulk cable, connectors optional (50 ft., White)
$94.99
In Stock
 
 
Monster XP® Navajo White Speaker Cable MKII
$39.95
In Stock
 
 
Monster XP®
Bulk cable with clear jacket, connectors optional (50 ft.)
$34.95
In Stock
 
 
Monster Standard Speaker Cable
16-gauge, 50 feet (16 gauge, 50 feet)

Also available in:
Scratch & Dent: $9.99
$19.95
In Stock
 
 
Show more items

Accessories we recommend

Connectors
Add connectors to your bulk speaker wire for a neater, easier, and more reliable installation.
Show more items
Speaker Stands and Mounts
Get your speakers off the floor and at ear level where they are meant to be.
Sanus BF24B Speaker Stands
Basic Foundations® — 24"
$44.99
In Stock
 
 
Sanus NF24 Speaker Stands
Natural Foundations Series IV — 24" (Black lacquer)

Also available in:
Scratch & Dent: $59.99
$79.99
In Stock
 
 
Bell'O SP-224
24" speaker stands
$129.99
In Stock
 
 
Sanus UF26 Speaker Stands
Foundations® Ultimate Series — 26"
$289.99
Low Stock
 
 
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Wall-mounts
Mount your speakers safely on the wall.
Pinpoint AM40
Side-clamping speaker wall mounts
$69.99
In Stock
 
 
 
Add selected to cart
 

For a more in-depth review and enhanced detailed information on the Infinity Primus P163, please visit the Crutchfield website product page (/ISEO-rccbcspd/p_108P163BK/Infinity-Primus-P163.html ).

Recommended Accessories See more accessories

Your featured item

Infinity Primus P163
Infinity Primus P163
Bookshelf speaker
$139.99
In Stock
 
 

Speaker Wire With Connectors

Original Monster Cable
With gold pin connectors (15-foot pair)
 
$39.99
In Stock
 
 

Bulk Speaker Wire

Original Monster Cable
Bulk cable, connectors optional (60 feet)
 
$59.99
In Stock
 
 

Speaker Stands and Mounts

Sanus BF24B Speaker Stands
Basic Foundations® — 24"
$44.99
In Stock
 
 

Wall-mounts

Pinpoint AM40
Side-clamping speaker wall mounts
$69.99
In Stock
 
 
 
Add selected to cart
 
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Compare with other Infinity models

  • Infinity Primus P163
  • Enjoy deeper bass
  • 5 out of 5: IN STOCK
  • The Infinity Primus P163
    • features a 3/4" MMD tweeter and a 6-1/2" MMD woofer
    • reproduces bass down to 49 Hz
    • handles up to 150 watts
    • has a higher sensitivity rating of 90 dB
  • Add To Cart
    $139.99
  • Infinity Primus® P153
  • Bookshelf speaker (each)
  • IN STOCK
    • The Infinity Primus® P153 offers:
      • frequency response 58-20,000 Hz
      • 3/4" tweeter and 5-1/4" woofer
      • Metal Matrix Diaphragm® drivers minimize distortion
  • Add To Cart
    $109.99
  • Infinity Primus P163
  • Bookshelf speaker (each)
  • 5 out of 5: IN STOCK
    • The Infinity Primus P163 offers:
      • frequency response 49-20,000 Hz
      • 3/4" dome tweeter and 6-1/2" woofer
      • Metal Matrix Diaphragm® drivers minimize distortion
  • Add To Cart
    $139.99
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Infinity Primus P163