Worlds Quietest Vacuum Cleaner Last updated: August 21, 2026 Quick Answer The Worlds Quietest Vacuum Cleaner title is currently contested, but independent lab tests and expert roundups consistently place the best performers in the 48 to 62 dB range, well below the 70 to 80 dB produced by most standard vacuums. The Electrolux UltraSilencer series and the […]