The verifiable event

On 9 October 2026, Radiocentre published its recap of Tuning In 2026, its UK audio advertising event. The piece frames commercial audio as more than a reach channel. It presents audio as a medium that should be reconsidered inside budget allocation between search, social, radio, podcasts and streaming.

That matters for agencies, producers and brands because it changes the production question. If audio is expected to build trust and improve the performance of other channels, it cannot be treated as a quick radio adaptation at the end of a film campaign.

Radiocentre also published initial findings from Sound Profits on 30 September 2026. The full slides and methodology are not available in the sources reviewed here, so the figures should be read as industry research claims, not as a universal rule for every category.

What Radiocentre is claiming

Radiocentre says Sound Profits includes new analysis from WPP Media and models what happens when portions of Generic PPC and Paid Social budgets are shifted into audio. Its published summary says moving 10 percent of Generic PPC into audio increases full term profit ROI by 8 percent, while moving 20 percent increases it by 16 percent. For Paid Social, the stated increases are 11 percent and 21 percent.

The same summary says the brands in the analysis had an average annual media budget of £12.7 million. In the model, moving 15 percent of Generic PPC spend into audio, or 20 percent of Paid Social spend into audio, could generate £1 million in additional full term profit.

Those are strong claims. For production teams, they are only the start. The harder question is how the audio work is written, cast, scored, designed and mixed so that the media argument has a creative chance.

Production lesson: audio is not a film export

A campaign built for radio, podcasts or streaming audio cannot simply inherit the soundtrack of a video asset. Without the image, the listener needs orientation: place, speaker, tension, rhythm and brand role.

That does not mean making the spot louder or busier. It often means making it clearer. Voice needs space. Sound design needs to create context quickly. Music needs to hold emotion without covering the idea. If there is a sonic brand asset, it has to feel like part of the scene rather than a badge pasted on the end.

This is where craft and media strategy meet. A beautiful film mix can be the wrong template for audio only. In a film, the picture carries a lot of information. In audio, every layer has to justify its place.

Related reading: https://www.sultasto.agency/blog/music-sound-design-postproduction-2026-10-07 and https://www.sultasto.agency/blog/silence-publicite-mix.

A concrete example: premium service campaign

Imagine a premium service campaign with a 30 second film. The picture shows a careful hand movement, a quiet room, a material detail and a final promise. The weak audio route is obvious: lift the film music, add a voiceover, place the logo at the end and call it a radio spot.

The stronger route is to write an audio first version. Open with a specific material sound. Bring the voice close to the listener. Use music as restraint rather than decoration. Leave a short pause before the brand line. Create a final sonic mark that can also work in podcast, streaming and cutdown formats.

The same musical world can still connect to the film campaign, but the structure should be rebuilt for listening rather than watching.

The serious limitation

Radiocentre is the UK industry body for commercial radio. Its sources are useful, dated and directly relevant, but they also advocate for the medium. A brand should not reallocate budget purely from a conference recap or a headline ROI figure.

The responsible next questions are methodological: which categories were modelled, over what period, with what base brand strength, what creative quality, what media weights and what attribution assumptions? A good audio spot cannot rescue a weak strategy or an underpowered media plan.

There is also a creative limitation. Audio can build familiarity and memory, but only if the idea is distinctive enough to repeat. Generic music beds, interchangeable voices and overfilled mixes reduce the very effect the medium is supposed to create.

What agencies should take from it

The useful takeaway from Tuning In 2026 is not simply that brands should buy more audio. It is that audio deserves earlier strategic and production attention when it carries a growth role.

For production, that means briefing music, voice, sound design and mix together. It means testing the idea without picture. It means planning cutdowns and sonic assets before delivery. And it means treating audio deliverables with the same seriousness as the hero film.

For more on deliverables and music planning, see https://www.sultasto.agency/blog/original-music-budget-rights-deliverables and https://www.sultasto.agency/blog/audio-stems-cutdowns-versioning-ad-campaign-2026-10-08.