One reviewer highlighted the cyclone dirt-air separation design and tied it to visible smoke-test performance.
Pros: Suitability for heavy-duty use, Surface safety with attachments
Cons: Onboard tool storage, Cord management
Best 2024 Vacuums for Cyclone performance
Release year
Cyclone performance had limited evidence, but the cited review connected PureCyclone separation with clog prevention and strong suction.
Pros: Innovation compared to competitors, Hair Pickup — Hard Floors
Cons: Edge and Baseboard Cleaning (Hard Floors), Dock noise
Cyclone performance is mostly positive for separating debris and preserving suction, but one test had string stuck in the cyclone.
Pros: Tool-change simplicity, Assembly and Setup
Cons: Crevice / Groove Pickup (Hard Floors), Accessories and Tools
Cyclone performance was praised for maintaining debris separation and supporting deeper cleaning with lower maintenance costs.
Pros: Hair Pickup — Carpets, Cord management
Cons: Hair-removal channel issues, Surface safety with attachments
The cyclonic separator was credited with preserving suction and reducing filter loading from fine debris.
Pros: Hair Pickup — Hard Floors, Cordless convenience
Cons: Crevice / Groove Pickup (Hard Floors), Airflow blowback
Cyclone performance receives limited but positive evidence, with one reviewer crediting the Dyson funnel/cyclone structure for cleaning help.
Pros: Automatic shutoff for obstructions, Privacy controls
Cons: Energy efficiency (kWh), Mopping performance
Cyclone performance evidence was positive in one review that described PureCyclone separation as maintaining consistent suction power.
Pros: Hair Pickup — Carpets, Pet-Ready Features
Cons: Bag-full indicator, Edge and Baseboard Cleaning (Hard Floors)
Cyclone performance receives limited positive evidence from one reviewer who said they could clearly tell the cyclonic filtration was working.
Pros: Innovation compared to competitors, Under-Furniture Pickup
Cons: Suitability for heavy-duty use, Dock noise