The GR6 model is uniquely designed in the Grandis HiFi Speaker Series under Aperion Audio. Its core concept is to cleverly integrate the brand's cutting-edge sound technology into a delicate and compact box. For consumers with limited living space and difficulty in placing large speakers, the Grandis GR6 is undoubtedly an ideal choice.
Although the GR6 is only equipped with a 6.5-inch Mid-bass woofer, it's sound quality performance is stunning. The speaker adopts a two-way unit design, including a tweeter and a mid-bass woofer. This configuration allows accurate and delicate reproduction from low bass to bright high frequencies. Its frequency response range is extremely wide, covering the frequency band of 35 Hz to 42 kHz.
In addition to excellent sound quality, the visual design of the Grandis GR6 is also commendable, offering two appearance options: Blue opal piano lacquer and elegant Rosewood piano lacquer. Regardless of the style of the home environment, this speaker can blend harmoniously with it. When we first took this speaker out of the package, we were immediately impressed by its delicate paint workmanship and solid weight (a single speaker weighs 26.2 Lbs.) Based on our in-depth understanding of the Aperion Audio Grandis high-fidelity series, we are full of expectations for this "small body, big energy" bookshelf speaker!

In the quest for the ultimate listening experience, details often conceal the profound secrets of perfection. This unwavering pursuit of excellence has made Aperion Audio's Grandis high-fidelity speaker series stand out since its launch, quickly becoming a focal point among high-fidelity speakers. The series has garnered enthusiastic attention and high praise from numerous audio enthusiasts. Many visitors have returned to our audio-visual room in Wilsonville repeatedly, captivated by its sound quality and craftsmanship, eager to immerse themselves in the moving listening experience once again. Some users initially purchased it on a whim but found themselves deeply enchanted; they would sit at home for hours, lost in the flowing melodies as if the outside world faded away.
The sound quality of the Grandis high-fidelity series is as pure as a mountain spring; flawless and transparent. It transcends mere music playback, gently cleansing the listener's soul with its sound and ushering listeners into an extraordinary auditory paradise. The design is equally remarkable, featuring Blue opal and Rosewood opal with a piano finish that boasts smooth, elegant lines. It embodies a sophisticated taste, exuding an air of elegance and luxury that leaves a lasting impression and is sure to be admired.
When you listen to high-quality stereo music through these speakers, it feels almost magical, as it effortlessly captures and reproduces even the most subtle details. The sound is perfectly balanced, atmospheric, and natural, creating an incredibly lifelike audio experience. Each note bursts with vitality, dancing in the air and narrating the story in the music. This journey takes you through time and space, enveloping you in deep, pure musical emotions that leave you captivated and unable to pull away for a long while.
Listening experience from some audiophiles
Rich details, lifelike sound
One day, a seasoned audiophile walked into our showroom, carrying his collection of discs. He paused in the listening room, soaking in the sounds from the Grandis high-fidelity speakers. An overwhelming excitement bubbled up inside him, and he eagerly asked the staff to spin the tracks he knew so well, excited to immerse himself in the experience.

As the familiar melody softly spills from the speakers, the mandolin and guitar, each with their distinct tonal qualities, artfully weave a stable yet dynamic backdrop for the initially timid singing voice. This allows the melody to unfold freely and flow beautifully. As the song builds to the chorus, an exhilarating wave of movement surges forth, reminiscent of a rising tide. This captivating sense of momentum is a hallmark of the Grandis Hi-Fi speakers. It's as if they possess an invisible magic that profoundly resonates with the essence of the song, causing each note to shine with its unique brilliance and creating an irresistible allure.
The source of this dynamic feeling stems, firstly, from the performer’s exceptional string-plucking technique. Each pluck is crisp, melodic, and distinctly recognizable. The fingers glide effortlessly between the strings, showcasing the performer’s outstanding musical skills without any pretense, allowing every subtle note to shine through. More significantly, however, it’s the strong and steady beat that sets the tone. It resonates like a heartbeat, providing a solid rhythmic framework for the entire piece. This foundation enables each note to align perfectly with the beat, creating a harmonious interplay that paints an exciting and moving musical picture.
The listening experience offered by the Grandis high-fidelity speakers is genuinely one of a kind. Each drumbeat resonates with powerful impact, enveloping you from every direction and striking the softest corners of your heart with remarkable precision. Whether it’s the gentle plucking of guitar strings or the passionate intensity of a soaring melody, every note is presented with crystal clarity, making it easy to appreciate the intricacies of the performance. The entire atmosphere is pure and immaculate, free from any background noise. Just a few moments of quiet listening will have everyone in the room feeling moved by the infectious rhythms. It's impossible not to sway to the beat, tap your fingers lightly against the surface, or nod along to the melody. This is the essence of modern music, stripped of any unnecessary embellishments, showcasing only the most authentic and touching musical charm.
The highs and lows resonate with vibrancy.
We recall a visit from a rock music enthusiast who brought along his impressive collection of discs. One standout track was "Spanish Radio" by the renowned Scottish rock band Biffy Clyro. The song captivates listeners with its enchanting trumpet melody, which is both melodious and striking, perfectly complemented by the crisp rhythm of the snare drum. Together, they create a solid foundation that supports the vibrant performances of the vocals, bass, and guitar, elevating the overall richness and fullness of the music through this seamless interplay.

In this song, the tweeter of Grandis acts as the "hero behind the scenes," playing an essential role in driving the sound experience. Tasked with delivering a wealth of sound information, it rises to the occasion, seamlessly blending various musical elements with exceptional expressiveness. This mastery creates a clear, organized, and layered listening experience, allowing each instrument's sound to be faithfully conveyed to the audience's ears.
It's important to note that the mixing style of this song leans towards a bright and cheerful vibe, rather than a gloomy and subdued one. The Grandis high-fidelity speakers bring this quality to life, particularly in their rendition of brass instruments. Each note comes alive with vibrant energy and a rich, dazzling timbre, drawing listeners in and creating an unforgettable experience.
When love has faded into the background, can we still discover the essence of "first love"?
Our website features a third-party user review system, and our team often engages in passionate discussions about product experiences and user feedback. Among these reviews, one particular comment from a user named Armando, who purchased the Grandis GR6 high-fidelity bookshelf speaker, stands out. This glowing review is prominently displayed at the bottom of the Grandis GR6 page on our official site, drawing in many visitors who are eager to read it.
When I stumbled upon Armando's comment, it immediately captivated me. As I read through the lines, I felt drawn in by an invisible force, sitting quietly while I immersed myself in his words. His heartfelt sentiments resonated with me, like a beautiful melody that echoed deep within, pulling me into a whirlpool of cherished memories.
We would like to thank Armando for his comment. I have included it below for those who are interested in reading:
I was 17 when I first fell in love at first sight. The experience lasted all of one night. A good night kiss attempt on the lips fell short on the cheek. I was devastated. Subsequent “at first sight” experiences lasted longer, progressively to 6 months, a year, four years, and now going on 33.
It’s important to know that getting past that first night can take us into a “limerence” period, which can last up to a year. It is the time when we wear rose-colored glasses and the object of our affections can do no wrong. We do not see the flaws, but sure enough the blemishes start showing up and at some point we start searching for the “in love” experience once again.
Our audio journeys are not unlike what we experience romantically. Navigating the journeys is challenging. Fortunately, I had a good mentor. Simon, the former owner of Audio Consultants in Evanston, Illinois, nourished two decades of my journey. He was a great mentor.
He once tongue-in-cheek told me that an audiophile is someone who owns ten records and, after listening to all ten in a new rig, felt the gear inadequate and itched for new components.
Is Simon’s definition of an audiophile correct? It is in my case. I’ve had a lot of fun in my audio journey, spent much treasure, and fell in-love at first sight more times than I can remember. However, there came a time when I wanted to settle down. I wanted to put together a rig that would last as long as my now 33 year marriage.
I wanted components that looked beautiful and sounded amazing. I also wanted to create a downsized listening venue as attractive as the many incredible halls where I listened to live music. Having a beautiful music listening room at home adds a great deal to my musical enjoyment.
Finding great sound reproduction devices has not been difficult. Finding great looking gear that is affordable has been a more challenging task. Jewelry audio devices are expensive, and most of them are beyond my means. That is until recently, when components like the Aperion Grandis speakers have managed to offer unparalleled beauty, performance and a more affordable price.

Seeing the Aperion Grandis GR6 was very much like falling in love for the first time, once again. However, there was something different this time. I had never before used lighting to spotlight audio components. I did that on the Grandis, highlighting the beautiful rosewood finish of the speakers, now aptly named “Rosebuds”.
We’ve only known each other for five weeks, but I’ve played all of my favorite tunes and feel no need to search for new speakers. I’ve gotten past the ten-record itch. Helping out was a speaker sound that kept getting better and better. I am now able to tell fine differences in the performance of streamers, DACs, interconnects, and speaker cables.
The last five weeks have been a revelation. As the Grandis GR6 became more and more revealing, I found some of the gear already in my collection to pair well with the new speakers. Revealing speakers make it easy for devices to stand out and strut their stuff. I am glad that I kept many of the audio pieces I had once used. Keeping former relationships as friends with no strings attached can pay off.
The last five weeks have brought on aha! moments of tonality, staging, air, three-dimensionality and instrument separation. Also revealed was the need for a new amplifier. The Grandis GR6 are low sensitivity and low impedance speakers. They need a powerful amplifier, not just to drive them but to make them thrive.
I will find a suitable amp. I will settle at long last. It’s been a long journey but I have no regrets. The Aperion Grandis GR6 launched this last chapter of my journey. Most likely, they can start your last chapter too, if you are ready to settle down.
Will I be an audiophile when I’m no longer “on the prowl”? Let’s just say that, as in real life, I will be happy in retirement.
We would like to take a moment to extend our heartfelt wishes to Armando. Congratulations on discovering a pure and beautiful love for music, reminiscent of the excitement of first love, even as time moves forward. We genuinely wish you a life filled with safety, smooth sailing, and happiness in the days ahead.
Just look at how enchanting music is; it acts like an invisible thread that weaves together strangers, fostering deep connections through our shared love for melodies. In this incredible bond, the Grandis HiFi Speaker Series from Aperion Audio shines like a precious gem, serving as a crucial link that brings our passions together.
The captivating sound of the Grandis series can be attributed mainly to its cutting-edge technical design. Below is an overview of key aspects, including the core unit configuration, driver technology, and the optimization of the cabinet and structure.
1.1" Saturn Waveguide Silk-Dome Tweeter
The Grandis high-fidelity series embodies the essence and experience gained since we were founded in 1999. Seamlessly integrating our extensive expertise into every facet of the product line. In 2024, the Grandis series made a striking entrance in our audition / demo room, quickly garnering acclaim and high praise from both the industry and audiophiles alike.
Notably, the Grandis GR6 bookshelf speaker has been thoughtfully designed for those with more limited space and budget constraints. Its sleek and compact dimensions; approximately 15.8 inches in height and 11.8 inches in depth. Cater perfectly to the needs of such users, striking an ideal balance between space efficiency and exceptional sound quality.

The Grandis series features a 1.1-inch transparent silk dome tweeter artfully integrated into an all-aluminum waveguide panel. The front boasts a gold-plated phase bridge, and the entire configuration resembles a planet gracefully suspended above the cabinet’s surface. This distinctive look has earned it the charming nickname "The Saturn Tweeter" among audiophiles. The tweeter membrane is uniquely coated with a specialized polymer damping material, a design relatively uncommon in bookshelf speakers but greatly enhancing sound diffusion performance. This innovative approach undoubtedly establishes a strong foundation for the Grandis series, allowing for high-frequency sound that is exceptionally transparent, clear, and delicate.
6.5" - A.F.G. Cone Long-Throw Mid-Bass Woofer

In designing the Grandis mid-bass speaker, Aperion Audio has demonstrated remarkable patience, professionalism, and perseverance, pouring significant effort into its development. To deliver an exceptional sound quality experience, the R&D team dedicated considerable time to meticulously studying and successfully creating a unique sound basin known as the "A.F.G" sandwich structure, which consists of three carefully chosen layers of materials.
This distinctive sound basin boasts a highly sophisticated structural design. The outermost layer is crafted from aluminum, featuring an ultra-thin oxide layer that provides excellent rigidity, effectively countering boundary vibrations and ensuring stability during operation, which is crucial for delivering precise sound quality. The middle layer is filled with acrylic foam, which provides good cushioning and flexibility. Acting like an elastic cushion, this layer enhances the Mid-Bass Woofer's flexibility, allowing it to expand and contract freely during vibrations while minimizing energy loss. Finally, the innermost layer is made of Fiberglass, known for its high tensile strength and significant elastic coefficient. This addition significantly boosts the speaker's sound performance, resulting in powerful, well-defined mid-bass and an immersive listening experience that captivates audiences with enticing mid- and low-frequency sounds.
Rear Port Tube

At the upper back of the speaker, our engineers integrated an ABS port tube. This port tube is no ordinary component; it features a uniquely curved design that bends downward within the enclosure. To achieve the optimal low-frequency enhancement, the R&D team undertook meticulous calculations and exhaustive testing regarding the port tube's travel length and opening size. After countless simulations and real-world assessments, they finally pinpointed the most effective parameters. These precise adjustments significantly improve the speaker's low-frequency response, resulting in a fuller and more powerful sound. Visually, the connection between the port tube and the back of the cabinet is flawlessly executed, aligning perfectly and appearing as if they are one seamless unit with almost no gap. This attention to detail showcases our craftsmanship, dedication and engineering, Highlighting that every aspect has been thoughtfully considered.
5-way gold-plated binding posts

When we shift our gaze to the bottom of the speaker, we notice an essential component; the terminal cup. This terminal cup features two pairs of extra-thick, custom gold-plated binding posts that stand out beautifully. The gleaming gold surface and elegant design come together to radiate a high-end aesthetic, instantly elevating the overall quality of the speaker.
Notably, they also support bi-wiring for sound separation. Operating it is a breeze; remove the metal connecting piece in the middle, allowing for easy independent connections of the tweeter and mid-bass speaker units to meet various audio configuration needs.
Genuine and upscale accessories, expertly crafted crossover design.

After a lengthy and thorough process of refining the crossover components, our engineers successfully achieved a smoother, more neutral, and balanced frequency response across the board. The phase integration between the tweeter and midrange has seen significant improvement, resulting in cleaner and more open sound in the critical transition area. The Grandis high-fidelity speaker boasts a selection of our top-quality proprietary components, including high-grade silver foil capacitors that minimize dielectric loss and enhance sound purity. Our engineers have also tailored the internal wiring for stable and efficient signal transmission. Additionally, they have designed the FR4 PCB board in the signature Aperion red, serving not just as a visual marker but also as a testament to their commitment to outstanding sound quality, in their pursuit of perfection in material selection.
We have conducted extensive comparisons and tests, creating specialized silver foil capacitors for the Grandis, which is designed for high volume. This ensures that the treble is both silky smooth and crystal clear, perfectly aligning with the desired characteristics of high-frequency sound.
This silver foil capacitor is crafted from a silver-nickel alloy, which provides it with outstanding high-frequency performance. It has proven its remarkable reliability in applications such as radio, radar, television, and various communication devices. In high-frequency circuits, these capacitors excel, offering unmatched fidelity and an improved signal-to-noise ratio that allows every note to shine in its original form. Moreover, silver foil capacitors are known for their impressive longevity, ensuring long-term stability in sound quality output.
The carefully designed multi-stranded twisted wire inductor plays a crucial role in accurately reproducing the audio signal, leading to enhanced sound quality, reduced distortion, and minimized effects from high-frequency "skin effects". This is why we confidently incorporated this high-end, multi-stranded inductor design into the Grandis speaker series, aiming to elevate the overall listening experience further.
Non-inductive resistors stand out for their impressive design, which minimizes inductive reactance to extremely low levels, typically negligible. This thoughtful design helps eliminate signal distortion and energy loss in high-frequency circuits while ensuring a consistent frequency response. Additionally, these resistors are renowned for their high precision, excellent resistance to temperature fluctuations, and overall stability, all of which contribute to the reliable performance of speakers.
A robust cabinet crafted from High-Density Fiberboard.

The entire speaker cabinet is meticulously crafted from premium High-Density Fiberboard (HDF), known for its excellent physical properties that provide a solid and dependable structural foundation for the speaker. Inside the cabinet, a reinforcing rib support structure is implemented, acting like a sturdy skeleton that significantly boosts the cabinet's overall strength and stability. This design effectively eliminates any unwanted resonance and abnormal sounds caused by cabinet vibrations, ensuring that the audio produced is pure and free from noise interference.
When you pick up this speaker, its substantial weight instantly conveys our commitment to quality. This significant heft is a testament to the high-grade materials we've used, and every detail reflects our relentless dedication to craftsmanship.
The cabinet features a distinctive trapezoidal design, being narrower at the top and broader at the bottom. Resulting from thoughtful consideration and precise calculations. It effectively minimizes reflection and diffraction interference on high-frequency sound waves, enhancing clarity and realism in sound quality. Additionally, the front of the cabinet is designed with a slight backward slope, taking into account how sound waves travel. Given that different frequencies have varying propagation speeds, this slanted design helps synchronize the travel time of both high and low-frequency sound waves, ultimately providing users with an improved listening experience.
The cabinet of the Grandis high-fidelity speakers features a smooth, curved design on all sides, which makes it visually stand out. But why did Aperion's engineers choose this distinctive shape over the traditional square, right-angle design that dominates the market? Right-angle speakers are everywhere, and the options are nearly endless.
Aperion Audio has produced a range of right-angle speaker models, including the classic Intimus series with its timeless aesthetic, the Bravus II series, which exudes professionalism with its strong lines, the Allaire wireless speakers, which showcase a sleek and convenient design, and the popular Novus series, which remains true to conventional right-angle forms.
While right-angle speakers often convey a clear, clean, and robust impression—and are a favorite among many consumers. The engineers at Aperion sought something different, starting with the Verus series. They wanted to break away from the norm and innovate in their designs. This ambition led to the bold choice of a cabinet with a more pronounced slope, giving the speakers a fresh visual appeal.
In developing the Grandis Hi-Fi speaker series, Aperion prioritized the harmonious connection between visual aesthetics and sound experience. Compared to their right-angle counterparts, the lines of the arc-shaped speakers appear softer and more rounded, creating a gentle visual experience that beautifully complements the warm, rich, and clear sound quality that the Grandis delivers. For those who seek a comfortable and inviting sensory experience, the Grandis high-fidelity speakers are undoubtedly an ideal choice.
Furniture-grade Gloss Finish

Every working hour, Aperion's engineers and R&D team dedicates significant energy to discovering new and unique materials, all in the pursuit of achieving the highest quality in its products. This quest extends beyond just the core components of a speaker; namely, the speaker unit and the crossover components; to every detail, including the meticulous treatment of the cabinet’s surface.
A standout in this endeavor is the Grandis speaker series, thoughtfully crafted to celebrate Aperion Audio's 25th anniversary. This series embodies the brand's rich heritage as well as its forward-thinking vision. Aperion's engineers understand that a speaker with such special significance must not only deliver exemplary performance but also feature distinctive design elements that set it apart in a crowded market of high-fidelity audio products.
As 2024 approached, the speaker unit of the Grandis series is nearing its peak performance after extensive testing. The cabinet's volume was being finalized based on precise calculations, and the crossover design was almost complete. At this stage, Aperion's engineers turned their attention to selecting the perfect look for the product’s appearance. They realized that a unique and appealing aesthetic can not only enhance the overall quality of the speaker but also provide users with an engaging visual experience.
Amid their material exploration, our engineers unexpectedly stumbled upon the captivating blue opal appearance. From the first moment they encountered this material, they were drawn in by its deep blue hue, reminiscent of a vast ocean that seems to hold endless mysteries. This tranquil color evokes a sense of calm; whisking people away from the noise of everyday life. The small patterns scattered across the material’s surface add an element of fantasy, each one suggesting an untold story and exuding an intriguing mystique.
Following thorough market research, the engineers noted that speakers featuring this appearance are quite rare. This finding only reinforced their resolve to selecting the Blue Opal as the finish for the Grandis series, hoping it would resonate with audio enthusiasts who value individuality and quality.
Of course, Aperion prioritizes user preferences. Along with introducing the blue opal finish, the design team also carefully curated an alternative option: the Rosewood Opal appearance. This option boasts its own unique charm, combining the warm texture of rosewood with the enchanting luster of opal, offering users yet another avenue for visual enjoyment.
We are committed to placing the needs and desires of users at the forefront, striving for perfection in every aspect of its designs.
New Models Coming Soon to the Grandis Series
We are thrilled and sincerely excited to announce the upcoming launch of the highly anticipated floor-standing speaker versions of the Grandis series - the GR6T and GR8T, following the successful introduction of our GR6 and GR8 high-fidelity bookshelf speakers.
Since their debut, the Grandis bookshelf speakers have garnered widespread acclaim from audio enthusiasts, who have praised their remarkable sound quality and exquisite craftsmanship. With the GR6T and GR8T, fans are eagerly wondering how these floor-standing / tower versions will elevate that performance. It’s certainly an exciting prospect!

Shortly, you’re in for a treat! These exceptionally high-fidelity speakers promise to offer a listening experience that truly deserves to be savored. If you happen to be near the Portland Metro Area, we invite you to visit our showroom located in Wilsonville to experience the captivating world of music firsthand.
But if distance poses a challenge, don’t worry! We offer a 30-Day In-Home Audition, ensuring you won’t miss out. We encourage you to keep an eye on our Grandis high-fidelity speaker series; you won't want to miss what’s coming!
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