Side-by-side on the specs that matter, with category winners and an opinionated take to help you decide.
This is a choice between Marshall's vintage rock aesthetic and Sonos's modern spatial audio ecosystem.
Pick Middleton II if you want a speaker that looks like a rock amp and prioritizes raw, analog-style sound.
Pick Sonos Era 300 if you want immersive Dolby Atmos music and a speaker that integrates into a whole-home system.
Ask anything — we'll answer with MIDDLETON II 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.
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