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Well break it all down below.

What do sonic and rotating actually mean?

Oral-B iO Series 9 vs Ordo Sonic

A sonic toothbrush vibrates at a high frequency, but still only moves in one dimension.

Youve probably seen those characteristic circular heads on many electric toothbrushes.

It’s really that simple.

Oral-B iO Series 10

Sonic equals side-to-side, rotating or oscillating equals circular movements.

Sonic vs rotating vs manual toothbrush: Which is better?

Therefore, an improvement in plaque removal means better dental hygiene overall.

Suri Sustainable Sonic Toothbrush

A more powerful handset will mean stronger vibrations and a higher rate of brush strokes.

But what about rotating vs sonic?

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