Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice is between a purist's sonic character and a smart, connected ecosystem.
Pick Audio Pro C5 MkII W if your priority is dedicated, rich stereo sound for focused listening in one room.
Pick Sonos Era 300 if you need a speaker for a multi-room system or want advanced features like spatial audio and voice control.
Ask anything — we'll answer with C5 MkII W 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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