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Deal.ai › Polk Audio › Bookshelf Speakers
Polk Audio
Polk Audio Reserve 100 Compact Bookshelf Speaker

Polk Audio Reserve 100 Compact Bookshelf Speaker

Best price now

$699.00at WalmartChecked 17 h ago

Compared across 3 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $699.00 at Walmart (checked Nov 10, 2026).
  • Checked at 3 stores.

Our take on the Polk Audio Reserve 100 Compact Bookshelf Speaker

The Polk Reserve R100 is a compact two-way bookshelf speaker with a 1-inch ring radiator tweeter and a 5.25-inch turbine cone. Its rear port uses tuned absorbers to keep bass clean at higher volumes, and the cabinet is small enough for desks and shelves. It is a passive speaker, so it needs an amplifier or AV receiver. Against rivals like the KEF Q150 and ELAC Debut B5.2, it digs deeper in the bass and reaches higher in the treble, but its 86 dB sensitivity and low impedance dip mean it wants a solid amp. Reviewers rate its imaging and midrange highly for the size.

Best forSmall rooms and near-field desktop listeningStereo music with a quality amplifierFront or surround channels in a home theaterListeners who want deep bass from a compact cabinet
Pros
  • Clean, extended bass from a small rear-ported cabinet
  • Ring radiator tweeter gives open, detailed highs
  • Strong imaging and a natural midrange
  • Five-way binding posts and magnetic grilles
  • Slim cabinet fits shelves and desks
Cons
  • Passive design needs a separate amplifier
  • 86 dB sensitivity and 3.6 ohm minimum impedance demand capable amplification
  • Rear port needs breathing room from the wall
  • No wireless, app or smart features

Polk Audio Reserve 100 Compact Bookshelf Speaker prices at every store

  • WalmartNew

    In stockSold by World Wide Stereo (Authorized)Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $699.00Free shippingChecked 17 h ago
    Visit Walmart
  • Best BuyNew

    In stock

    $699.00Free shippingChecked 17 h ago
    Visit Best Buy
  • NordstromNew

    In stock

    $699.00Free shippingChecked 17 h ago
    Visit Nordstrom

Store links may earn us a commission. Some prices via Klarna.

Polk Audio Reserve 100 Compact Bookshelf Speaker price history

Lowest price we've seen: $699.00 on Nov 10 at Nordstrom. Tracked across 2 stores since Nov 10.

What reviewers say

Reviewers consistently praise the R100 for bass depth, imaging and treble detail that beat most speakers at its size. Owners note it sounds best with a good amplifier and some space behind it. The main complaints are its power demands and the need for careful placement.

What people mention
  • BassPraisedListeners say the rear-port cabinet produces bass well beyond what the driver size suggests.
  • ImagingPraisedOwners report precise placement of instruments and a wide sweet spot.
  • TreblePraisedThe ring radiator tweeter is described as detailed and airy without sounding bright.
  • AmplificationMixedReviewers say it rewards good amps but sounds flat on low-power receivers.
  • PlacementCriticisedThe rear port needs clearance from the wall, which limits shelf placement.

About the Polk Audio Reserve 100 Compact Bookshelf Speaker

Delivering impressive sound and outstanding value in a compact form, this bookshelf speaker combines a 1-inch ring radiator tweeter with a rigid 5.25-inch turbine-style cone to produce clear highs, precise imaging, and a rich, detailed midrange. A newly patented rear port system with tuned absorbers reduces cabinet and port distortion for deep, effortless bass that stays clean at higher volumes. The minimalist enclosure blends easily into any space, while acoustically inert magnetic grilles preserve both performance and style. Designed for serious listening, it rewards quality amplification, offers robust five-way binding posts for secure connections, and supports extended high-frequency response for today’s high-quality audio formats, delivering refined performance that competes with speakers costing far more.

Specifications

color
WhiteSource
actual_color
WhiteSource
Bluetooth
NoSource
Wi-Fi
NoSource
App Control

Questions and answers

Do I need an amplifier for the Polk Reserve R100?
Yes. It is a passive speaker with no built-in amplification, Bluetooth or Wi-Fi. Pair it with a stereo amp or AV receiver rated for 4 ohm loads.
How does it compare with the KEF Q150?
The R100 reaches lower in the bass and has a slightly warmer midrange. The Q150 has a more forward, detailed presentation and is easier to drive.
Can I use it as a center channel?
Polk sells a dedicated center in the Reserve line. Using a single R100 works in a pinch but is not voiced as a center speaker.
How much space does it need behind it?
Leave at least a few inches between the rear port and the wall. More clearance gives cleaner, tighter bass.
What is in the box?
One speaker, a magnetic grille, rubber feet and a manual. Speaker cable and amplifier are not included.
Where is the Polk Audio Reserve 100 Compact Bookshelf Speaker cheapest?
At Walmart, for $699.00, as of our latest check.
Where can I buy the Polk Audio Reserve 100 Compact Bookshelf Speaker?
3 stores we checked sell it, including Walmart, Best Buy, Nordstrom.

Stores we've priced the Polk Audio Reserve 100 Compact Bookshelf Speaker at

  • Best Buy deals and prices
  • Nordstrom deals and prices

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No
Source
Frequency Response (min) (Hz)
58.0Source
Depth (")
10.217Source
Frequency Response (max) (Hz)
39000.0Source
Chromecast for Audio
NoSource
Signal Separation
5-WaySource
AirPlay
NoSource
Spotify Connect
NoSource
Width (")
6.535Source
AirPlay 2
NoSource
Height (")
12.756Source
Multiroom
NoSource
Weight (lb)
12.125Source
Impedance (min) (ohm)
3.6Source
Sensitivity (dB) (dB)
86Source