Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice is between a brand focused on pure sound quality and a brand built on smart ecosystem integration.
Pick the Audio Pro C5 MkII if you prioritize a dedicated, audiophile-grade listening experience for a single room.
Pick the Sonos Era 300 if you want a smart speaker that easily links with others for a whole-home audio system.
Ask anything — we'll answer with C5 MkII 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