Polk Reserve R500

Tower speaker · Reserve series

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The Polk Reserve R500 is an 8 Ω tower speaker rated 87 dB (2.83 V, 1 m), with a recommended 25–200 W amplifier. Of the 29 receivers and amps in our catalogue, 29 are rated to drive it.

$699 each (MSRP, September 2026)

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Receivers and amplifiers for the Reserve R500

Each pairing is checked by our compatibility engine: the speaker's impedance against the amplifier's rated minimum, and height decoding for height speakers. Whether it plays loud enough depends on how far you sit, which the 3D editor works out for your room.

Rated to drive it (29)

Reserve R500 specifications

Impedance8 Ω
Sensitivity87 dB (2.83 V, 1 m)
Low end49 Hz
Drivers1 × 25 mm, 2 × 133 mm
Size10×41×14 in
Recommended amplifier power25–200 W
Weight17.7 kg (39 lb)
MSRP$699 each (MSRP, September 2026)

Every value comes from the sources under References, last retrieved September 15, 2026. To check it against the rest of your system, use the compatibility checker.

Questions about the Reserve R500

What receiver do I need for the Reserve R500?
One rated for 8 Ω speakers. In our catalogue, Denon AVR-S570BT, Emotiva BasX A-700 and Yamaha RX500A are rated to drive it.
Is the Reserve R500 4 ohm or 8 ohm?
The Polk Reserve R500 has a nominal impedance of 8 Ω. Use a receiver or amplifier rated down to 8 Ω or lower.
How much power does the Reserve R500 need?
Polk recommends an amplifier of 25–200 W. Its sensitivity is 87 dB (2.83 V, 1 m). How much of that you use depends on how far you sit and how loud you listen, which the 3D editor works out for your room.
How low does the Reserve R500 go?
The Polk Reserve R500 is rated down to 49 Hz. Below that, a subwoofer takes over; where the bass actually lands depends on your room's modes.
How big is the Reserve R500?
The Polk Reserve R500 measures 255.4 × 1044.5 × 348.8 mm (10.1 × 41.1 × 13.7 in, width × height × depth) and weighs 17.7 kg (39 lb).

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References

  1. Polk Reserve R500: Spec sheet, polkaudio.com, retrieved September 15, 2026
  2. Polk Reserve R500: Owner's manual, polkaudio.com, retrieved September 15, 2026
  3. Polk Reserve R500: Manufacturer product page, polkaudio.com, retrieved September 15, 2026

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