Home / Home / SilentSweep S1 Pro vs refrigerator: S1 Pro is quieter at 47dBHome robot vacuum cleaningSilentSweep S1 Pro vs refrigerator: S1 Pro is quieter at 47dBThe SilentSweep S1 Pro on Quiet Mode runs at 47 dB, which is quieter than a refrigerator’s hum. You’d barely notice it running, making it a strong choice for noise-sensitive spaces. Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious Synology DS1621+ vs typical 4-bay NAS: More bays, more room to growNext Saros 10R vs Saros 20: The 10R is worth the upgrade for larger homes with pets