On concrete, worx works best for the areas like driveways and sidewalks. Because of its powerful 5 amp motor its too large for tight corners on concrete. It can still be used for other parts of the outdoor area, but if you're looking for a cleaner that is specifically made for your concrete, worx.com recommend Delta GreenTech (DGT10025X) Versa-Sweeper as it has a more efficient cleaning head that picks up more waste than worx.com worx.