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Polk Signature Elite ES50

Signature Elite series

The Polk Signature Elite ES50 is a tower speaker with 8 Ω impedance and 89 dB sensitivity. Every receiver and amp in our catalogue can drive it.

Impedance
8 Ω
What the receiver must be rated for
Sensitivity
89 dB
Higher is louder per watt
Amplifier power
20–150 W
Polk's recommendation
Bass extension
42 Hz
How low it plays

$374 each (MSRP, September 2026)

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3D model of the Polk Signature Elite ES50

Drag to turn it. Built from the published dimensions, not a photo.

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Which receivers and amps can drive it?

What decides it is impedance: the Signature Elite ES50 is 8 Ω, and the receiver or amp has to be rated for that.

  • Works

    Receivers and amps rated for 8 Ω

    29 in our catalogue

In its price range

All 29 receivers and amps we checked

Works29

Which center speaker matches it?

For the closest tonal match as voices move across the front, pick a center from the same Signature Elite series.

Plan your room around the Signature Elite ES50.

Draw your room in 3D, place the Signature Elite ES50 and see how they sound at your seat, with every connection to your receiver checked. Designing is free.

Build it in your room

Signature Elite ES50 specifications

Impedance
8 Ω
Sensitivity
89 dB
Low end
42 Hz
Drivers
1 × 25 mm, 2 × 133 mm
Size
8×37×11 in
Recommended amplifier power
20–150 W
Weight
14.5 kg (32 lb)
MSRP
$374 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 Signature Elite ES50

What receiver do I need for the Signature Elite ES50?
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 Signature Elite ES50 4 ohm or 8 ohm?
The Polk Signature Elite ES50 has a nominal impedance of 8 Ω. Use a receiver or amplifier rated down to 8 Ω or lower.
How much power does the Signature Elite ES50 need?
Polk recommends an amplifier of 20–150 W. Its sensitivity is 89 dB. 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 Signature Elite ES50 go?
The Polk Signature Elite ES50 is rated down to 42 Hz. Below that, a subwoofer takes over; where the bass actually lands depends on your room's modes.
How big is the Signature Elite ES50?
The Polk Signature Elite ES50 measures 191 × 950 × 277 mm (7.5 × 37.4 × 10.9 in, width × height × depth) and weighs 14.5 kg (32 lb).

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References

  1. Polk Signature Elite ES50: Spec sheet, polkaudio.com, retrieved September 15, 2026
  2. Polk Signature Elite ES50: Manufacturer product page, polkaudio.com, retrieved September 15, 2026

Brand names are trademarks of their owners. Not affiliated with or endorsed by any manufacturer. 3D models are our approximations. Prices are manufacturer list prices (MSRP) as of the month shown. How we earn from buy links: affiliate disclosure.