Holmes Hepa Air Purifier VS. Bissell air400 Air Purifier

99.97% Hepa filter airborne particle remover. Removes both large and smaller particles to the size of 0.3 microns. Its compatible with other filters like Total air, smoke grabber etc.

Has a coverage of up to 180 square feet. Perfect for large rooms within this range like kitchens, bedrooms, living rooms, offices etc.

Uses a fortified trusted arm and hammer baking soda to remove cigarette odor. Makes indoor air free from cigarette odor and healthy for everyone.

Maximum room coverage of up to 180 square feet. Cleans air throughput this room coverage instantly.

Traps 99.97% of impurities like germs to the size of 2 microns in the home germs found in air and on surfaces will all be killed.

Eliminates dust mites – these tiny bugs are not healthy to live with. Have side effects like asthma, sneezing, chest tightness etc in both adults and children.

Removes 99.97% of pet dander – they arise from the skins of pets that have shed off and causes allergy. Suitable for people with pets like dogs, cats, birds and rodents.

Notices and gets rid of 99.95% of pollen. Removes pollen from grass, trees and ragweed pollen. Air filled with pollen is harmful.

Uses its optional ionizer to bind airborne all kinds of airborne smoke. Removes up to CADr 116 of smoke and odors from indoor air within a range of 180 square feet.

Destroys mold spores – areas indoors with high levels of humidity and water leaks produce mold. If not removed it leads to skin irritation and allergy.

Makes us of 99.97% true Hepa technology to trap allergens. Traps big and small particles like dust, pollen, dander and mold to the size of .3 microns.

Quiet operation – the fan is barely heard especially on the lowest speed settings.

Washable pre-filters – the grill of the air inlet can be washed when dirty. Endeavour to completely dry it before placing it back into the unit.

Change filter in a few easy steps – first power off the device, take out old filter and replace in the new filter.

Automatically detects airborne particles. Starts cleaning air when switched on to remove all airborne particles.

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Is energy certified – you can use it full time without worrying about the energy bills.

Constructed with three speed and 2 control settings to maintain pure indoor air. Chose from the speed settings and dial the knobs to adjust performance.

Filter monitor – comes with an indicator light to alert you when it’s time to change the filter for maximum performance.

Does not consume a lot of electricity because it meets the standard of Energy Star power usage.

Yes – does not cost much compared to its effectiveness.

Ideal for people with asthma – uses true hepa filter to capture 99.99% of particles that cause difficulty in breathing.

12 months is the filter life. However, this can vary depending on the quality of airborne particles and usage.

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Ozone free – does not produce ozone’s to the atmosphere

Slim oval tower design – it measures less than 3 feet tall and can fit in any small available space.

11.1 x 8.2 x 28.3 inches

11 pounds