GermGuardian AC9200WCA VS. KOIOS Large Air Purifier

True hepa filter – purifies home air along with activated carbon filter, pre-filter and UV lights. Capable of minimizing 99.97% of unhealthy particles as small as 0.3 microns.

Programmable timer – has up to 6 hours of air purification before automatically powering off. Will clean and go off even when no one is home

Suitable for large rooms within coverage of 335 square feet. Cleans using CADR rating of 265 for pollen, 216 for dust and 216 for smoke.

Removes 99.97% of cigarette odor and every smell. Uses activated charcoal filter to diminish unwanted odor from cigarettes, cooking fumes, pets, smoke etc.

Has room size coverage of 335 square feet. Suitable for medium to large sized rooms. Can filter indoor air up to 4 times in a single hour at maximum fan speed.

Guards against germs and fights germs. UV-C light kills germs, bacteria and viruses like staph, influenza, rhinovirus etc.

Pre-filter eliminates dust mites – traps all sizes of dust mites usually hiding in carpets. Frees your indoor space from dust mites.

Removes pet dander – tiny microscopic and flecks of skin shed by pets. Thus causes pet allergy if un removed.

Sanitizes air from pollen. Captures all types of pollen in the hepa filter. Frees you from pollen allergy.

Removes up to a size of 0.3 micron of smoke – captures wildfire smoke, cigarettes and fireplace smoke. Makes air healthy to breathe.

Removes mold using 3 in 1 filtration system. Destroys all mold spores within its reach. Prevents skin allergies caused by mold fungus.

Traps allergens with pre-filter. Captures 99.97% of particles that comprise of allergens and cause asthma.

Traps allergens with pre-filter. Captures 99.97% of particles that comprise of allergens and cause asthma.

Pre-filter is washable – keep washing the pre-filter once dirty to maintain its high performance and lifespan.

Carefully take out the old filter. Insert in the new filter of same brand. Lock the device and run to purify air.

Has a maximum wattage of up to 78 watts. Lower speed levels use much less wattage and saves on energy.

Certified by energy star – fulfils all the strict energy guidelines that have been set by the US EPA.

Features a number of controls and mode for effectiveness. Has programmable timer, ultra quiet mode and top easy to use control panel.

Filter replacement indicator – begins to alert users once filter requires replacement. Simplifies monitoring of filters.

Has been certified by energy star – will not consume high amounts of power even when it purifiers air all day long daily.

Made for asthmatic people – lessens the levels of air pollutants that are likely to trigger asthmatic attacks. Purifies indoor air from allergens, germs, dust mites etc

Change the filters after a period of 6 to 8 months approximately. The UV-C bulb can be changed after 10 to 12 months. Replacement varies depending on quality of air and usage.

Compact with carry handle – the handle makes it easy to move purifier between rooms. White exterior that suits most home and office interior designs.

9.8 x 17 x 27 inches

20.3 pounds