SpeakersMFR-VERIFIED
Polk Audio Signature Elite ES90
Polk Audio
Checked against your build
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Specifications · per-field provenance
● SOURCE-TRACKEDWhere we have it, each spec shows where the data came from.
Intended rolesheight AtmosManufacturer
Upward-firing Atmos driverYesManufacturer
Way configuration2-wayManufacturer
Woofer count1Manufacturer
Woofer size (in)5.25Manufacturer
Tweeter typesoft domeManufacturer
Tweeter size (in)1Manufacturer
Impedance, nominal (Ω)4Manufacturer
Sensitivity (dB @ 1 W/1 m)85Manufacturer
Sensitivity measurement contextunstatedManufacturer
Frequency response, low (Hz)142Manufacturer
Frequency response, high (Hz)26000Manufacturer
Frequency response toleranceunstatedManufacturer
Recommended power, min (W)20Manufacturer
Recommended power, max (W)150Manufacturer
Crossover frequency (Hz)2200Manufacturer
Binding postssingle wireManufacturer
Grille includedYesManufacturer
Height (in)7.3Manufacturer
Width (in)7.5Manufacturer
Depth (in)12.1Manufacturer
Weight (lbs)8.3Manufacturer
Sold aspairManufacturer
Finish optionsBlack, BrownManufacturer
Common questions
ANSWERED FROM THE DATAWhat receiver do you need to drive the Polk Audio Signature Elite ES90?
The Polk Audio Signature Elite ES90 is rated at 85 dB sensitivity (on the hungrier side, so amplifier headroom matters) and is 4Ω nominal with no stated minimum — pick a receiver explicitly rated for 4Ω loads. Our free builder checks this against the exact parts in your build.
Computed from this product’s normalized, source-tracked fields — an unstated spec reads as “can’t check”, never as a yes or a no.
Check it against your build →Guides for Speakers
BUYING ADVICEThe best bookshelf speakers for home theaterRead the guide →
4 ohm vs 8 ohm speakers: sensitivity and impedance, explainedRead the guide →
Speaker placement: the free upgrade most rooms are missingRead the guide →
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