What Is Atmos Music?

Le Dolby Atmos c'est quoi?

There is a lot of confusion surrounding Atmos music. Spatial audio, immersive audio, ambisonics, binaural, surround—there are so many different terms that it can be hard to keep them straight. In this article, we’ll clarify what Atmos music is, how it differs from other formats, and how you can enjoy this new listening experience.

Atmos vs. Other Immersive Formats

To better understand what Atmos really is, let’s first compare it with a familiar immersive format: 5.1. As its name suggests, 5.1 uses five speakers positioned around the listening area—left, center, right, and two rear speakers—plus one subwoofer, represented by the “.1.” During mixing, each sound is assigned to one or more of those speakers.

This is known as a speaker-based audio format, meaning it cannot be reproduced faithfully without that exact 5.1 setup. For example, if your setup doesn’t include a center speaker, you can say goodbye to the narrator in your Netflix documentary!

Atmos handles sound placement in a completely different way. The soundstage is defined as a dome surrounding the listener, and each sound is like a ball floating at a precise point within that dome. So, unlike previous multichannel systems—stereo, quad, 5.1, 7.1, and so on—Atmos does not depend on a specific number of speakers. Instead, it works as an object-based audio format.

The playback system uses the speakers available to position that “ball” as accurately as possible in the intended point in space. To return to our previous example, if your Netflix documentary is in Atmos, you will hear the narrator right in the center, even without a center speaker.

This is precisely where Atmos differs from all previous multichannel formats: it adapts to the listener’s playback system. A soundbar, a high-end home theater system, or a smart speaker — Echo, HomePod, Nest Audio, and so on — can all reproduce Atmos content in an experience that is far more immersive than stereo.

One major innovation compared with previous multichannel systems is that Atmos is not limited to speaker systems. Through binaural rendering, it can also recreate an immersive environment on headphones, making spatial content accessible without complex equipment. All you need is a phone or computer, a subscription to Apple Music, Tidal, Amazon Music, or Pure Audio Streaming, and a pair of headphones!

The Shift to Spatial Audio Has Already Begun

Fourteen-time nominated engineer Joe Carrell is categorical: “Whether we like it or not, Atmos is not just the future; it is already the present.” It is indeed difficult to deny that the format is quickly taking hold in the music industry.

This enthusiasm is no coincidence. Major players in the industry are investing enormous sums to develop and democratize spatial audio. The real trigger was undoubtedly Apple’s integration of the format into its streaming service in 2021.

Lucian Grainge, CEO of Universal Music Group, has stated that spatial audio may be one of the most important developments in the recorded music listening experience in decades. Major labels are taking that shift seriously: Universal Music Group and Warner are investing heavily in Atmos facilities and immersive catalog remixes. In fact, by 2023, 80% of the music from Universal’s 50 most-streamed artists was already available in Atmos.

The excitement around immersive content is not limited to the music industry. Adopted by film and video games years ago, Atmos is now common among broadcasters and streaming services such as Netflix. It has also moved into the automotive world, with brands such as Mercedes, Volvo, Audi, and Cadillac offering Dolby Atmos-compatible systems in their vehicles. Consumers are following the trend as well: in 2023, more than 20 million Dolby Atmos-compatible soundbars were sold worldwide, and the number of users grew by 31% in a single year—proof that immersive audio is becoming part of everyday listening.

What Does Atmos Sound Like?

Anyone who has experienced Atmos on a proper speaker system is first struck by its exceptional sonic precision. You really feel as though you can locate each instrument clearly in space. Another aspect that stands out from the very first moments of listening is the enveloping sensation—like a blanket of sound. The speakers above the listener contribute almost magically to this sense of immersion. When an Atmos mix is well done, you truly feel as though you are experiencing the song from the inside.

On headphones, Atmos music feels wider than stereo, as if the elements had more room to unfold. The wider dynamic range gives sonic contrasts a power and clarity that are difficult to achieve in stereo. While the headphone experience may not be as impressive as listening on a proper speaker system, it still offers a significantly richer and more engaging experience than stereo.

But beyond its incredible sonic precision, Atmos amplifies above all the emotional impact of a song. It is no surprise that artists such as Jean-Michel Jarre, Brian Eno, and John Williams see it as a way to explore new musical directions. Some even describe it as a revolution reminiscent of the adoption of stereo in the 1960s.

For artists and producers, spatial audio is no longer something to watch from a distance—it is a creative space worth exploring.

Éric Noël

Musicien, propriétaire de studio, réalisateur et formateur, Éric Noël œuvre dans le domaine de la production musicale depuis plus de 30 ans. Il est également le créateur de MusiqueProd.com et l’auteur du best seller : Comprendre le mixage.

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