Polk Audio Signature Elite ES55
Nicely Roasted
Sound Quality
90/100
Build Quality
90/100
Features Connectivity
80/100
Value for Money
90/100
The Polk Audio Signature Elite ES55 pairs deep, musical bass with an airy high-resolution treble presentation, bringing serious scale to music and home cinema. Its twin 6.5-inch drivers, Power Port enclosure and 1-inch Terylene dome tweeter support extension from 33Hz to 40kHz, while Jay Garrett at StereoNET United Kingdom highlights the upgraded driver and crossover engineering.
Pros
Power Port bass loading is designed to increase bass output while reducing port turbulence and distortion.
Terylene dome tweeter and upgraded driver/crossover design support extended high-frequency performance.
Gold-plated five-way binding posts provide flexible, solid connections for conventional hi-fi systems.
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SOUND QUALITY PERFORMANCE 90/100
Bass
91/100
Dual 6.5" woofers in a Power Port vented cabinet with 33 Hz claimed response — strong low-frequency extension and authority for a mid-tower. Expect solid slam and room-filling bass without a sub for many listeners; sensitivity of 89 dB suggests reasonable drive requirements.
Mid
90/100
Two-way design with focused woofer/tweeter integration and a typical Polk voicing yields natural, well-textured mids and clear vocal presence. Coherent crossover (spec listed) and balanced driver complement support accurate timbre.
Treble
90/100
1" Terylene high-res dome tweeter and 40 kHz upper response point indicate extended, refined treble with air and detail without intrinsic harshness. On-axis brightness should be controlled given the dome choice.
Soundstage Imaging
89/100
Cabinet dimensions and driver layout support wide, well-layered staging with good image focus; placement and room will affect depth but overall imaging is a strength for the price class.
Dynamics
89/100
89 dB sensitivity and 40–200 W recommended amp range provide headroom for dynamic swings; delivers punchy micro- and macro-dynamics though not reference-level slam.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
90/100
Solid 44 lb cabinet, Power Port bass engineering and quality driver materials point to well-engineered enclosures and finish consistent with Polk's Signature Elite line.
Features Connectivity
80/100
Passive tower baseline applied. Dual gold-plated 5-way binding posts present; no DSP/app/streaming expected or penalized.
Value for Money
90/100
At a street price around $449 (each), the ES55s offer a very strong performance-to-price ratio — extended bass, refined treble and solid build make them a compelling value in the mid-fi tower segment.
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Specifications
- Quantity Included
- 1
- Height
- 41.5" (105.41 cm)
- Width
- 8.5" (21.6 cm)
- Depth
- 12.5" (31.75 cm)
- Weight
- 44 lbs (19.96 kg)
- Driver Enclosure Type
- Power Port Bass Vented
- Total Frequency Response
- 33 Hz → 40 kHz
- Sensitivity (2.83V @1m)
- 89 dB
- Type
- 2-way
- Crossover Frequency
- 2.4 Hz
- Recommended Amplifier Power Per Channel
- 40 watts → 200 watts
- Impedance
- Compatible with 4 and 8 ohm outputs
- Inputs
- Dual gold-plated 5-way binding posts
- Width with Base
- 11.7" (29.7 cm)
- Front Array Driver Complement
- • (1) 1" (2.54 cm) d (Round) Terylene High-Res Dome Tweeter • (2) 6.5" (16.51 cm) d (Round) Dynamic Balance Mica Reinforced Polypropylene Drivers
- Carton 1
- 47.9 lbs (21.73 kg)
Manufacturer's Description — Polk Audio
Powerful & immersive hi-res audio for movies, tv, music & games
Enjoy movies, music and gaming with high-resolution, room-filling, cinematic sound and effortless bass. Polk’s high-performance ES55 floor-standing loudspeaker features a Dynamically Balanced acoustic array, precision crossovers and Power Port bass enhancing technology. Hi-Res Audio Certified and accessibly priced, Signature Elite ES55 fulfills the Polk promise of great sound for all.
hear more detail in music and movies you love
ES55’s Hi-Res Audio Certified, Terylene dome tweeter provides crystalline highs (40kHz+) ideal for enjoying high resolution music from services like Apple Music, Tidal, Amazon Music HD and Qobuz, along with the soundtracks of the latest ultra-hd movies.
make your entire home theater the sweet spot
You’ll experience a seamless, lifelike soundstage no matter where you’re seated thanks to Signature Elite ES55’s Dynamic Balance mica-fortified, polypropylene woofers and 2.5-way cascaded crossover array.
Effortless Bass
Power Port is a Polk-patented design that smoothly transitions the airflow from the speaker’s port into the listening area to eliminate turbulence and distortion for louder, deeper, more musical bass and a more open and transparent midrange. When paired with the ES55’s dual 5.25” woofers, that means effortless bass you can feel.
Ready for your amplifier or receiver.
from vintage hi-fi to dolby atmos & dts:x
ES55 Towers deliver spacious, clear, enveloping and realistic sound reproduction from nearly any amplifier or receiver—whether 4- or 8-ohm, vintage audiophile or the latest Dolby Atmos or DTS:X surround sound AVRs.
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- Abt Electronics — online and in-store — Glenview, Illinois, United States (website)
- Accessories 4 less — online and in-store — Apopka, Florida, United States (website)
- Acoustic Sound Design — online and in-store — Las Vegas, Nevada, United States (website)
- Alex Audio Video — in-store — Sofia, Sofia City Province, Bulgaria (website)
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- Altitudo Audio — online and in-store — Winnipeg, Manitoba, Canada (website)
- Area Hifi — online and in-store — L'Eixample, Comunidad Valenciana, Spain (website)
- Audio Advice — online and in-store — Raleigh, North Carolina, United States (website)
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