Polk Audio Signature Series Speakers Polk S35 Review

The S35 channel speaker of the Polk’s Signature line brings home a vast stereo sound theater. Furthermore, the Polk Audio Signature Series S35 speaker is a member of Polk Audio’s latest release. Thus, it aims to continue the Polk tradition of American Hifi.

Polk Audio Signature Series Speakers Polk S35 Review
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This speaker aims to provide a big surround sound theater experience in your home. It features improved audio extension, high-resolution terylene tweeter to perfectly reproduce all sounds. Moreover, the slim center speaker results in high-resolution audio files with clear bass and improved vocals. With better linearity and full-range sound, it creates a home theater.

Without further ado, let’s dive into the details of this magnificent speaker.

All You Need to Know About the Polk Audio Signature Masterpiece S35

Polk Audio Signature Series Speakers Polk S35 Review
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First Look and a Hands-on Experience of the Speaker

The new Polk Signature speaker ensures crisp and deep listening frequency. Plus, it improves uniformity and provides a more active mid-range. The speaker’s optimum sound clarity is one of the features that make it so popular. So, be ready for a real-life movie theatre or a concert hall experience with the Polk Audio Signature S35 speaker.

Polk Audio Signature S35 — Physical Dimensions

Dimensionally, Polk signature speakers are 4-inches tall, over 24-inches wide, and 6-inches deep. They have a slim profile, making them some of the most compact devices on the market. Moreover, they weigh 14 pounds. However, though the S35 is low-profile, it’s not a small speaker, unlike other center channels.

These are the selling point of any big surround sound theater, but Polk audio center channel speaker holds them exceptionally well. Additionally, the totally re-imagined design, precision crossovers, and anti diffraction grille align with the Polk tradition of American Hi-Fi. Moreover, it has both horizontal as well as vertical placement options for a concert hall.

High-Resolution Terylene Tweeter and Drivers

The one-inch high-resolution terylene tweeter looks amazing in the center. Its 3-inch dynamically balanced drivers are far better than other center channels. Moreover, they can easily fit in with modern cabinet styling. The black gloss finish makes it look premium without being heavy on your pocket.

Driver’s Grill

Polk Audio speaker comes with a grill cover that connects magnetically. As a result, it protects the internal parts and other center channels from dust and tiny bugs. As the cover is magnetically attached, taking it off is pretty easy.

Polk Audio S35 Back Area

Polk Signature S35 has a binding post on the back along with all the other ports. It also has plastic grills on the rear left and keyholes on the right. So, you can mount it on the wall for multiple purposes or enjoy the vertical placement options.

Top Area of the S35 Center Channel Speaker

The top area has an aesthetic wood finish. The speaker has a dark appearance that is pretty elegant. The edges of the signature S35 are rounded like some other center channel speakers. Plus, the top area has a slim profile and looks compact.


Signature S35 sounds aggressive, thick, and strong. You might feel a forceful punch in your ear every time you turn it on. With such robust audio, turbulence and flutter are significantly reduced. Hence, you can enjoy all the music without any contortion.

Famous Polk Power Port Bass Enhancing Technology

The Polk Audio Signature S35 produces deep sound with little interference. The movement of air in this speaker is so perfect that it boosts the listening frequency. Additionally, this power port technology enhances connectivity. As a result, it provides a completely re-imagined design.

Polk Audio Signature Series S35 — Sound Quality

The frequency of the Polk audio signature series S35 speaker has a significant impact on the audio quality. Without a doubt, A superb frequency response can exceptionally enhance the output. For that, you require a reasonable frequency rate that provides improved audio quality. The more realistic the audio becomes, the higher the overall experience grows.

The premium resonation and American Hifi of the Polk audio signature S35 will give you a fantastic home theater music experience with 100% surround sound feels. With the high-resolution audio files, every dialog comes out crisp and clear. Surely, the elevated sound is a testament to the Polk tradition of American Hifi.

Related Revivews:
Polk TSi500 Review
Polk TSi200 Review

Frequency Response of Slim Center Speaker

The frequency band influences some characteristics of the device. This includes the sensitivity ratio of the center channel speaker. The S35 has a frequency response of 53-40k Hz, which is quite low. Despite that, this center channel speaker perfectly reproduces high-resolution audio files with improved audio extension. This, in return, ensures a fantastic experience.

Comparison with Other Center Channel Speakers

Comparison with Other Center Channel Speakers
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In terms of other characteristics, the  S35 is likely to outperform its predecessor, the S30, and other speakers. The frequency response of S30 is 42 Hz – 20 kHz. In comparison, it produces better linearity, improved vocals, and high-resolution audio files.

For distinctive output, these low distortion audio devices will give fine-tuned, noteworthy frequencies. All these features make this center channel speaker stand out among other speakers. At the same time, the center speaker Polk boasts a respectable frequency rate.


The sensitivity rate is also a significant part. It lets the speaker make every phrase seem lifelike. The decibel level of the Polk audio signature S35 center speaker is 88 dB. With such sensitivity, it can crush any other speaker under its feet. Hence, this speaker certainly has the best sensitivity rate in this price range.

Pros and Cons of the Polk Audio Signature S35


  • Compact in size
  • Lightweight
  • Anti-diffraction grille
  • Featuring Hi-Res certification
  • Mobile
  • Great sound quality
  • High-resolution audio performance
  • Crisp and clear TV dialog


  • Some parts made of plastic
  • Acoustic instruments can sound artificial at times

Best Alternatives to the Polk Audio Signature Series Speakers Polk S35

If unable to get your hands on the Polk Audio Signature S35, there are good alternatives available on the market. For example, the Klipsch R-52C center channel speaker offers similar aesthetics and performance.

Also, there’s Sony’s SSCS8 2-Way 3-Driver center channel speaker, which will easily complement your home theater. Next, consider JBL Studio’s 520 CBK 2-Way Dual 4-Inch center channel speaker with its slick design and dual PolyPlas cones. All these options are in the same price range as the Polk S35.

Frequently Asked Questions (FAQ)

1.   Is the Polk Audio signature series speakers S35 worth buying?

Considering the Polk features you get in this price range, this center channel speaker is a must-try. With its clear bass and port bass enhancing technology,  it can outperform any other competitor. Plus, with the mica reinforced polypropylene cones and detailed high-end response, the S35 could not get any better.

2.   Which is the best among various Polk audio signature S35 speakers?

In our opinion, the signature S35 is the best option you can buy from the signature lineup of Polk audio. This slim high end center speaker stands out because of the clear bass, precision crossovers, power port bass enhancing property, and better linearity.

3.   Is it possible to use two center speakers?

While two of them can be used, this is not always desirable. Moreover, they may not be capable of providing a higher-quality music experience. In fact, using them might cause audio damage due to delayed sequencing of the identical audio data. Hence, it is preferable to use only one for a detailed high-end response.


To enjoy the big surround sound theater experience with full-range sound at home, Polk audio signature S35 can be the best bet. Indeed, plenty of factors set the Polk Audio Signature Series S35 apart from its rivals in sound quality and other features. You are going to love the signature S35’s robust technology and strong drivers.

Three Mica-reinforced polypropylene cones produce a vast, dazzling sound for the center channel speaker to release. In short, this speaker rounds out the home theater setup with perfectly elevated sound. Plus, the black walnut color of this slim center speaker goes well with modern cabinet styling. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to