SHARK AZ4000 POWERDETECT Upright Vacuum

Users report strong suction power that picks up pet hair, fine dust, and other debris. Two-thirds describe it as powerful and capable of deep cleaning carpets.

The swivel steering mechanism allows easy navigation around furniture and tight spaces. Users praise its ability to reach under low-clearance areas.

It cleans carpets, hardwood, tile, and laminate. Customers report it performs well on both carpeted and bare floors, providing thorough cleaning across multiple surfaces.

For pet hair, look for strong suction (roughly 20,000 Pa or more on a robot vacuum, 150 AW or more on a cordless), a tangle-resistant brush roll, a dedicated pet tool, and HEPA filtration, which by definition captures 99.97% of particles at 0.3 microns. Dyson, Shark and Bissell all make well-reviewed pet models. Use the Pet Hair Specialist filter on our comparison table to see which ones are in stock and what they cost right now.

Most manufacturers suggest replacing filters every 3 to 6 months, depending on how often you vacuum and whether you have pets. HEPA filters usually last 12 to 18 months if you clean them regularly. Washable foam filters on bagless models should be rinsed every 1 to 2 weeks and dried fully before going back in. Replacements typically run $15 to $50. A clogged filter chokes airflow, so suction drops noticeably well before the filter looks dirty.