Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This choice is between a rugged portable speaker for casual outdoor use and a premium multi-room smart speaker for immersive home audio.
Pick Altec Lansing LifeJacket Jolt Speaker if your priority is a durable, waterproof speaker for backyard or poolside listening.
Pick Sonos Era 300 if you want a sophisticated home audio hub with room-filling sound and smart features.
Ask anything — we'll answer with Altec Lansing LifeJacket Jolt Speaker and Sonos Era 300 in mind for home 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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