Welcome to our in-depth Polk Audio - Reserve R400 - Centre Speaker Review. In this article, we explore how this centre channel speaker merges cutting-edge acoustic technology with refined aesthetics to deliver an immersive home theatre experience. For audiophiles and home theatre enthusiasts seeking crystal clear dialogue and an expansive soundstage, the Reserve R400 is a tour de force in both design and performance.
Design and Build Quality
The Reserve R400 is a masterclass in modern design. Its sleek aesthetic—available in both Black and Walnut—complements any décor, adding an element of sophisticated style to your entertainment setup. The meticulously cross-braced cabinetry not only ensures durability but also enhances sound dispersion, making every listening corner in your room equally enthralled.

Sonic Brilliance & Technical Excellence
Drawing on pioneering technologies from Polk’s flagship Legend series, the Reserve R400 boasts two 6.5” turbine cone woofers and a 1" Pinnacle Ring Radiator tweeter. The innovative X-Port technology eliminates unwanted noise from high-speed air movement, delivering a distortion-free and richly detailed sound experience. With an overall frequency response of 36Hz - 50kHz, every nuance—from subtle musical passages to dynamic cinematic scores—is rendered with astounding clarity.

Who Is This Speaker For?
The Reserve R400 is tailored for the discerning listener—those who require nothing short of pristine audio reproduction in their home theatre. Whether you’re hosting a movie night or indulging in high-resolution music tracks, this centre speaker ensures that dialogues remain crisp and soundscapes expansive. Its Dolby Atmos and IMAX enhancements make it a future-proof investment for those committed to audiophile-level performance.
Pros & Cons
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Pros:
- Exhilarating sound clarity and a balanced frequency response.
- Advanced dual 6.5” turbine cone woofers paired with a Pinnacle Ring Radiator tweeter for superior detail.
- Innovative X-Port technology that ensures a distortion-free listening experience.
- Elegant design available in versatile Black and Walnut finishes.
- Hi-Res Certified, Dolby Atmos enabled, and IMAX enhanced for next-generation audio performance.
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Cons:
- The robust build means the speaker is slightly heavier, requiring thoughtful placement.
- A premium investment for those who prioritise uncompromised sound quality.
Immerse Yourself in Unmatched Audio Performance
For those ready to transform their listening environment, the Polk Audio - Reserve R400 - Centre Speaker is the definitive choice. Explore this auditory marvel further on our product page here and discover how it can elevate your home theatre experience.
If you have any technical queries or need personalised advice on optimising your sound setup, feel free to contact our expert team at The Audio Tailor by calling 1300 308 711 or emailing sales@theaudiotailor.com.au. We are here to ensure you never settle for anything less than audio excellence.
