Marshall Stanmore IV vs. Sonos Era 300: I tested both to find the ultimate home speaker

This ZDNET review compares the Marshall Stanmore IV and Sonos Era 300 speakers across design, connectivity, controls, spatial audio, and smart features, concluding the Stanmore IV is preferred for its analog controls, aesthetics, and listening comfort while the Era 300 excels in spatial audio, smart integrations, and multi-speaker Sonos ecosystems.