Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice is between a versatile, self-contained streaming speaker and a component you build a system around.
Pick the Fosi Audio MC101 if you want to power existing passive speakers and add visual flair to a custom stereo setup.
Pick the Sonos Era 300 if you want an all-in-one, multiroom-ready smart speaker with immersive spatial audio and voice control.
Ask anything — we'll answer with Fosi Audio MC101 VU Meter Stereo Amplifier and Sonos Era 300 in mind for pro use.
Pindear may earn a commission when you buy through these links. Winners are determined by numeric spec comparisons only; non-numeric features (app quality, ecosystem, real-world feel) are covered in the verdict.
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