https://www.zdnet.com/home-and-office/home-entertainment/sonos-era-300-vs-denon-home-400/
Sonos Era 300 vs. Denon Home 400: Why I'm pulling the plug on the more popular speaker | ZDNET
Apr 23, 2026 - Is the Denon Home 400 worth the extra cash? I tested it beside my Sonos Era 300, and here's my verdict.
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https://www.tomsguide.com/audio/speakers/denon-home-400-review
Denon Home 400 review: The Sonos Era 300 alternative audiophiles have been waiting for | Tom's Guide
Apr 24, 2026 - Denon Home 400 is a gorgeous, inconspicuous, and audiophile-approved home speaker perfect alone or as part of a larger setup, despite smart assistant issues.
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