C3 vs Sonos Era 300
Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
The VerdictAI-generated · editor-reviewed
This choice is between a simple, portable home speaker and a premium immersive sound system.
AC3
Pick the Audio Pro C3 if you need a straightforward, portable speaker to move around your home.
BSonos Era 300
Pick the Sonos Era 300 if you want premium, room-filling sound and plan to build a multi-room system.
Trade-offs to own
- —The C3 prioritizes portability over the Era 300's sophisticated soundstage.
- —The Era 300 offers a richer ecosystem than the simpler, standalone C3.
- —The C3 is a basic audio tool; the Era 300 is a connected home audio hub.
Full specs
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C3
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Sonos Era 300
$479
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.