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A heavy duty gas and chemical purifier for people sensitive to smoke, odors and VOCs in a large room. It is a big, heavy floor unit that arrives in two boxes and may need a signature on delivery.
A purifier and cooling fan that also breaks down formaldehyde, with app control and a backward airflow mode for winter. Room coverage and power figures are not listed.
A whole room purifier with Air Multiplier circulation for buyers already set on Dyson's Hot+Cool line. The listing gives almost no specifications, so confirm filters, room size and bundle contents first.
A whole-floor HEPA purifier with high clean air delivery, a carbon layer for odors and a sensor-driven auto mode. It is a tall floor unit, so it suits a large open room more than a nightstand.
A large room HEPA purifier with UV, a timer and child lock. Warranty, filter life and unit size are not stated on this listing.
Two fine grade HEPA purifiers with UV for covering two large rooms or a whole floor at once. Filters need replacing every few months, and the top fan speed is loud.
A compact tabletop purifier with medical grade style filtration for bedrooms, nurseries and offices. Filters need replacing every few months.
Popular PickA compact smart air purifier for bedrooms with HEPA and carbon filtration and app control. The coverage figure in the title is far larger than the spec table, so size it to the spec.
A small-room purifier for a pet household that wants a visible air quality readout and dimmable lights at night. It covers one modest room only, so look elsewhere for an open floor plan.
A three-in-one tower for large rooms and kitchens that need HEPA filtration plus supplemental heat or fan airflow. Replacement filters are a recurring need, and the listing names the maker's own filter as the one to use.
A compact tabletop purifier with HEPA, charcoal and UV-C stages for a small room or office. It turns over larger rooms too slowly to make much difference.
A fit for large or small rooms that need true HEPA filtering with app status. The listing leaves out noise figures, filter life and dimensions, so check those before buying.
A compact HEPA purifier with an air quality indicator and auto mode, tested for a medium room of the stated size. The listing gives no noise level, filter life or dimensions.
A large, quiet purifier for big rooms that also destroys formaldehyde and has a long-life filter. It is heavy and tall, and the app needs a compatible phone.
A tower air purifier with sensors, Wi-Fi and voice control, built for medium rooms. Two very different room size figures appear in the listing.
A larger room HEPA purifier with an odor filter, automatic fan control and app data. The title claims more coverage than the specs, and the warranty depends on ongoing filter purchases.
A quiet, efficient HEPA purifier for a bedroom, nursery or office with app control. It is meant for one room, not a whole open-plan floor.
A compact bedside air purifier that doubles as a sunrise alarm clock and nightlight, aimed at bedrooms. The listing gives no size, noise or filter life figures, so check those before buying.
A pet-focused purifier that clears floating fur and odor and cleans its own pre-filter, in a side-table shape. Room coverage and noise are not listed, so size it carefully for larger spaces.
A large room HyperHEPA purifier with app control and automatic modes for homes and offices that want the finest filtration. Carbon or odor filtration is not listed, and delivery needs a signature.
A pet-focused HEPA and carbon purifier with a spare filter set and permanent pre-filters, certified by several bodies. The floor area figure has no unit in the listing, so confirm room coverage before buying.
A tiny plug in purifier with an ionizer and carbon HEPA layer for odors in a bathroom or small room. Coverage and filter life are not listed, and the brand suggests one per room.
A compact, light HEPA-class purifier with a remote and a smart mode, backed by lab-test notes in the description. The spec field only rates filtration as excellent, so rely on the test notes for detail.
A tall purifier that also humidifies and works as a fan, for a household that wants one machine instead of three. Room coverage is not listed, and software update support is unknown.
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