Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice pits a dedicated audiophile brand against a seamless smart ecosystem.
Pick C5A if you value deep, nuanced sound quality and don't need a smart assistant.
Pick Sonos Era 300 if you want effortless multi-room audio and voice control in a modern system.
Ask anything — we'll answer with C5A and Sonos Era 300 in mind.
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.
Ask me anything about smart hardware