Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
Choosing between a portable travel companion and a premium home audio anchor.
Pick Audio Pro Sub‑3 if you want a rugged, battery‑powered speaker that can handle outdoor travel and impromptu gatherings.
Pick Sonos Era 300 if you prioritize immersive, room‑filling sound for hotel stays or longer stays where Wi‑Fi is available.
Ask anything — we'll answer with SUB-3 and Sonos Era 300 in mind for travel 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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