The Dirt Devil
SD40201 is part of the
Vacuum Cleaners test program at
Consumer Reports. In our lab tests, Canister Vacuum
models like the SD40201 are rated on multiple criteria, such as those
listed below.
Carpet:
Indicates how much embedded sand a vacuum lifted from a medium-pile carpet.
Bare floors:
Shows how well a vacuum picked up sand without dispersing it on bare floors.
Hose suction:
Indicates the strength of airflow through the hose.
