Note that this is a discontinued product. You may want to visit the brand's page here to browse their newer products.
What reviewers think
Bloggers and YouTubers have tried this product—so we've summarized their strongest opinions below. Links to full reviews follow.
Product Strengths
- Exquisitely built with walnut veneer and artisanal fit and finish
- Uses patented iron-free magnetic motor, which reduces inductance
- Produces full-thickness bass down to 50Hz, and good, well-controlled bass down still further
- Presents an extremely accurate rendition of music played, offering a fast, reactive and uncolored performance
- Connectivity options should be considered
Product Considerations
- Requires 50–100 hours of music replay for break-in, with gradual improvements over the next few hundred hours
- Poor recordings sound really poor because of its revealing nature
Comparisons (according to reviewers)
- Vs Magico Q1, Raidho D-1 and Alta Audio FRM-2M Celestas, the Børresen 01 Silver Supremes are superior in every way
Takeaway: The Børresen 01 Silver Supreme Edition speakers offer exceptional clarity and refinement and a superb soundstage, and they reveal the artistry of musicians. They provide an amazing musical experience.
All
01 Silver Supreme Edition
reviews

Manufacturer details
- Dimensions (Speaker & Stand): 110.3 x 25.8 x 45.0 cm (43.4 x 10.2 x 17.7 inches)
- Weight (Total): 18.0 kg (39.68 lbs)
- Speaker Dimensions: 36.8 x 18.4 x 41.5 cm (14.5 x 7.2 x 16.3 inches)
- Speaker Weight: 11.5 kg (25.35 lbs)
- Stand Dimensions: 73.5 x 25.8 x 41.5 cm (28.9 x 10.2 x 16.3 inches)
- Stand Weight: 6.5 kg (14.33 lbs)
- Frequency Response: 50Hz – 50KHz
- Sensitivity: 86 dB / 1W
- Impedance: 6 ohms
- Recommended Amplifier: > 50W
- Drivers: 1 x Børresen planar ribbon tweeter, 1 x Børresen iron free bass/midrange driver: 4.5 inches
- Finish: Walnut veneer, Black high gloss
The patented Børresen iron-free magnetic system has been further refined. Børresen uses iron-free drivers in all its loudspeakers. Their inductance is about ten times lower than that of conventional drivers. This exceptionally low inductance has now been even further reduced to an unprecedented new minimum level – about 12 times lower than the inductance level of conventional, iron-based drivers. Since silver has 6-8% better conductivity than copper, we replaced the copper pole rings with in-house manufactured, handcrafted silver rings.
Cryogenic treatment of all metal components of the loudspeaker results in a further significant improvement in conductivity – unleashing finest and most subtle musical details. When metal components undergo cryogenic processing, they are subjected to extreme cooling. In the wake of this process, the crystal structure of the metal contracts more and more. Alloying elements are pushed out of the grain structure of the metal, whic...
Brand highlights
Taking a step back to look at reviewers' thoughts of the brand's entire lineup—not just this product—what stands out most is the following:
- The brand distinguishes itself through its implementation of iron-free magnet systems in its dynamic drivers, designed to significantly reduce inductance and improve driver control, linearity, and overall sonic purity.
- Borresen speakers utilize a proprietary ribbon tweeter, offering a lightweight membrane for exceptional speed, clarity, and extended high-frequency response.
- The company produces its own proprietary capacitors, voice coils, and baskets for use in the speaker crossovers.
Select products
Børresen X6
- Positioning: Entry-level line, designed for affordability and accessibility.
- Description: Offers a strong entry into high-end audio with its advanced spread-tow carbon membrane, ensuring maximum stiffness and minimal noise. Unlike the more premium M-series, uses a simplified magnetic motor system with double copper caps, making it more cost-effective while still delivering impressive sound quality. Ideal for those with budget constraints seeking high performance in smaller spaces.
Børresen C1
- Positioning: High-end stand-mounted speaker, focused on precision and design.
- Description: Features the RP94 ribbon tweeter, providing exceptional speed and clarity. Compared to the X6, the advanced magnetic motor system and laminated carbon fiber membrane offer superior sound detail and depth.
Børresen Z5
- Positioning: Top-end of the Z-series, offering high-end performance with conventional components.
- Description: Features a high-efficiency ribbon tweeter and a unique magnet system, delivering clarity and dynamics akin to the 0-series but at a more accessible price point.
Børresen 05
- Positioning: Flagship model of the 0-series, representing the pinnacle of Børresen's technology.
- Description: Equipped with an iron-free magnet system and a composite membrane, delivering exceptional sound purity and precision. Surpasses the Z5 in terms of technological sophistication.
Børresen M6
- Positioning: Premium model in the M-series, blending form and performance.
- Description: Features a zirconium basket and a multi-layered membrane, providing outstanding stiffness and resonance control. Compared to the 05, offers enhanced musicality and aesthetic design.
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Used
Borresen
What if you spend more?
When designing the Børresen M series loudspeakers, Børresen's overriding goal was to challenge existing technological constraints and pioneer into new and unorthodox realms of audio technology. This comprises the absolutely new design of loudspeaker components, finding effective ways to fight resonance and vibrations, and searching for materials that provide the ultimate properties to elevate the sound quality to unprecedented new level.
The basket is a real revolution – it is a topology-optimized 3D-printed basket made of zirconium, which ensures maximum rigidity and thus minimum vibration and resonance. The basket is not just a placeholder for the membrane. The energy generated by the membrane is also held by the structure behind it.
The membrane is designed to achieve maximum stiffness with minimum noise. The membrane for the M1 is the most advanced and sophisticated speaker membrane on the market. The M1 membrane has the highest stiffness and the lowest membrane resonance.
The patented Børresen iron-free magnetic system has been further refined. Børresen uses iron-free drivers in all its loudspeakers. Their inductance is about ten times lower than that of conventional drivers.
The efficiency of this closed ribbon tweeter amounts to an exceptional 94dB and operates from approximately 2.5 kHz upwards. The moving mass is extremely low at 0.01 grams.
The M1 cabinet is constructed with additional 5mm braced, block-milled, pressed wood structures. In addition, braces are built into the sides of the speaker to give the cabinet even more rigidity and mechanical stability.
Our summary
Product Strengths
- Enormously large soundstage and big-bore sound at party SPL without any sensible struggle, as if tailored specifically for large spaces
- Highly articulated pinpoint accurate sound that was as deep as it was spatially grand
- A broad arsenal of tools allows it to switch between these opposite profiles and their derivatives fluently and without fail
- The most refined treble that the reviewer had heard yet—exceptionally informative, remarkably smooth, nuanced, delicate, admirably extended and very sweet
Product Considerations
- A modest dress code doesn't quite communicate how costly it is, as many speaker sets priced lower look just as good
- Vertically aligned speaker posts a bit below this opening are flush with their plate and compliant only with banana/BFA-style terminations, which may be a con to some users
- Recommended amps are at least twice as strong, especially in large spaces
- Really thrives in large spaces
Comparisons (according to reviewers)
- Vs Martin Logan Summit X: Instrumental and vocal outlines noticeably juicier, more three-dimensional, tangible, natural and further away from the listening seat
Takeaway: The Børresen M1 is a unique speaker that defies expectations, delivering an expansive and detailed soundstage typically associated with much larger speakers. These speakers can provide an exceptional listening experience if space and budget allow.
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