The U12t and Volür are both high-end universal IEMs from 64Audio. Both in-ear monitors are designed to deliver top-tier sound in their own unique way. Let's compare both models so you can decide which IEM suits your needs best.
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The 64Audio U12t and Volür sit at very different price points within 64Audio's IEM offerings.
The U12t comes in at $1,999.00.
The Volür comes in at $2,499.00.
The Volür costs $500 more than the U12t, but is it worth the extra cost? Let's dive deep into the specs, design, sound signatures, and features of both so you can get a better idea of what each IEM brings to the table.
The U12t is a high-end universal in-ear monitor from 64Audio. It sports 12-drivers per side, consisting Balanced Armatures and 64Audio's patented tia driver. The U12t features 64Audio technologies like Apex, Tia, and Linear Impedance Design for unmatched comfort and sound.
64Audio U12t Features:
64Audio U12t Specs:
Driver Configuration: 1 tia High Driver – 1 High-Mid Driver – 6 Mid Driver – 4 Low Driver
Frequency Response: 10hz – 20kHz
Sensitivity: 108 dB/mW @1kHz
Crossover: Integrated 4-way Passive Crossover
Impedance: 12.6 +1/-2 Ω from 10hz – 20kHz
Apex Technology Isolation: -20dB, -15dB, -10dB
The 64Audio Volür is a hybrid driver IEM that features twin dynamic drivers in a True Isobaric Setup for improved bass performance. Alongside the twin dynamic drivers, the Volür packs six BA drivers and two tia high drivers. It also comes with 64Audio technologies like Apex, tia waveguide, and Linear Impedance Design.
64Audio Volür Features:
64Audio Volür Specs:
Driver Configuration: 2 Low DD – 6 Mid BA – 1 High-Mid BA – 1 tia High BA
Frequency Response: 5hz – 22kHz
Sensitivity: 103 dB/mW @1kHz @1mW (94mV)
Crossover: Integrated 4-way Passive Crossover
Impedance: 6.3Ω @1kHz
Apex Technology Isolation: -20dB, -15dB, *-12dB, -10dB (Gold -12dB Apex Module included for a limited time)
The U12t and Volür share a similar shape and materials. Both feature 64Audio's lightweight and robust half-moon aluminum shells and a 2-pin cable design. The differences end there, as these two IEMs feature a completely different look and feel.
64Audio updated the U12t for 2025 with a fresh new aesthetic. A Textured Silver Shell Color, Raised Metal Logos, and Chamfered Faceplate Bezel deliver a more elegant look and feel. At front you'll find the Apex ports under the chamfered 64Audio logo. Overall build quality is top-notch - the U12t feels solid in the hand and the new textured shells offer a more premium feel.
The first thing you notice about the 64Audio Volür are those stunning purple/blue Abalone Faceplates that contrasts beautifully with the black anodized aluminum shells. The overall design of the Volür follows the classic 64Audio half-moon design found in almost every universal IEM in their current lineup. For a limited time, you can get the Volür with Gold Apex Modules for improved aesthetics.
You're probably looking to see how these IEMs stack up on sound. We'll share our thoughts here, although keep in mind this information tends to be anecdotal and subjective.
The U12t features a neutral, reference-level tuning known for its accurate, detailed, and immersive sound presentation. It is the perfect in-ear monitor if you're looking to scrutinize every note and detail in your favorite music. The bass in the U12t is well-balanced, delivering good impact and rumble when needed. Its midrange is natural and clear, allowing voices to come through with life-like clarity. Its soundstage is one of the largest you'll hear in an IEM, offering accurate sound placement for an immersive sound.
The Volür IEM is designed to deliver enhanced bass performance over the U12t. The twin Dynamic Drivers in True Isobaric Setup deliver a tactile and impactful bass experience. The bass on the Volür goes deep and adds thickness to its overall sound. Vocals and instruments sound accurate and come through with good detail and clarity. The Volür's soundstage is wide, offering an immersive listening experience.
The 64Audio U12t and Volür sit in very difference price points within 64Audio's product stack. Each one is built to 64Audio's high-quality standards, yet each IEM carries a different value proposition relative to their price.
The $1,999 U12t delivers true endgame sound - it doesn't get much better than this IEM in terms of balance, clarity, detail, and immersion. The 2025 version is even better - delivering the same sound audiophiles have come to love but with a fresh new look and a generous set of accessories in the package.
The U12t packs 64Audio features like Apex, tia, and LID, and now comes with all the current Apex Modules in the box, alongside a pair of Pearl Premium Cables in 3.5mm & 4.4mm. You also get ear tips, a leather case, a cleaning tool, clips, and stickers in the package.
At $2,499, the 64Audio Volür has some of the best bass you'll ever experience in an IEM. Twin Dynamic Drivers in True Isobaric Setup deliver a combination of power, detail, and impact that very few IEMs can match.
The Volür looks stunning and feels premium in the hand. You also get 64Audio technologies like Apex, tia, tia waveguide, and LID. In terms of accessories, the Volür comes with a Leather Case, an assortment of ear tips, a Black Premium Cable, and three Apex Modules in the package.
The 64Audio U12t and Volür both feature exquisite sound and build quality. Both IEMs are a solid choice if you're looking for a high-end IEM to add to your collection.
The 64Audio U12t is a very popular IEM known for delivering exceptional resolution, detail, tone, and soundstage immersion. It is the IEM to get if you're looking to experience your music like never before. Everything on the U12t just sounds clean, clear, and accurate. The 2025 version is even better - boasting an updated design and accessories package without the extra cost. Like the U4s, you can swap out Apex Modules to fine-tune sound to your liking.
Get the Volür if you want to experience top-tier bass and want to add a fun and exciting IEM to your collection. The dual Dynamic Driver in True Isobaric Setup is truly a sound to behold - delivering bass you can hear and feel. Build quality is as good as it gets for a 64Audio universal IEM - you don't have to worry about these IEMs breaking down in the middle of a listening session. Apex technology lets you listen for hours fatigue-free and adds the option to fine-tune sound to your preferences.
Another IEM to consider in this price range is the Empire Ears Legend X. The Legend X boasts a powerful yet fun tuning for an energetic listening experience. It offers a wide and immersive soundstage with accurate vocals.
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