| | Filter Market stocks over 40 sizes & 7 types of filters. Filtrete filters from 3M attract and capture large airborne allergens like pollen, mold spores and pet dander to help clean your indoor air. These air and furnace filters last up to 3 months. The Filtrete Advanced Allergen/Odor reduction filter, captures up to 93% of large airborne particles and filters microscopic particles like household dust, smoke, smog particles, bacteria and particles that can carry viruses. |
|  | Air Purifier Brand | Coverage (sq ft) | Filtering Capability | Dimensions (inches) | Cost | Filter lifetime | | FILTRETE | | | | | | Ultra Clean Large 
| 300 | 99.9% effective at capturing LARGE particles like pollen, mold spores, dust mite debris | 27.8 x 20 x 9.3 | $200 | FAPF03 -Varies based on room conditions | Ultra Clean Small 
| 160 | 99.9% effective at capturing large particles like pollen, mold spores, dust mite debris | 21.9 x 15.5 x 7.6 | $119 | FAPF02 -Varies based on room conditions | Ultra Slim 
| 150 | 98% effective at capturing Large particles like pollen, mold spores, dust mite debris. | 17 x 23 x 4 | $160 | FAPF04 -Varies based on room conditions | Ultra Quiet 
| 110 | 99.9% effective at capturing large particles like pollen, mold spores, dust mite debris | 14 x 22 x 7.25 | $100 | FAPF02 -Varies based on room conditions |
AUSTIN AIR | | | | | | HealthMate 
| 1500 (based on an 8 ft ceiling) | 99.97% efficient at removing particulates as small as 0.3 micron, 95% efficient in removing particulates 0.1 micron and smaller | 23 x 14.5x 14.5 | $450 | Pre-filter, Activated Carbon, Medical Grade HEPA - 5 years under normal use | HealthMate Jr. 
| 700 (based on an 8 ft ceiling) | 99.97% efficient at removing particulates as small as 0.3 micron, 95% efficient in removing particulates 0.1 micron and smaller | 16.5 x 11x 11 | $300 | Pre-filter, Activated Carbon, Medical Grade HEPA - 5 years under normal use |
| IQAir | | | | | | HealthPro Plus 
| 1100 (based on maximum fan speed and an 8.5 ft ceiling) | 99% efficiency with SMALL particles down to 0.003 microns in size, plus Odor and Gas caputure | 28 x 15 x 16 | $795 | PreMax Filter: 6 – 18 months, V5-Cell: 1 – 2 years, HyperHEPA Filter: 2 – 4 years | HealthPro 
| 1100 (based on maximum fan speed and an 8.5 ft ceiling) | 99% efficiency with SMALL particles down to 0.003 microns in size | 28 x 15 x 16 | $695 | PreMax Filter: 6 – 18 months, HyperHEPA Filter: 2 – 4 years | HealthPro Compact 
| 900 (based on maximum fan speed and an 8 ft ceiling) | 99% efficiency with SMALL particles down to 0.003 microns in size | 24 x 15 x 16 | $649 | PreMax Filter: 6 – 18 months, HyperHEPA Filter: 2 – 4 years | GC Multigas 
| 900 (based on maximum fan speed and an 8 ft ceiling) | wide range of gaseous organic and inorganic chemicals, larger particles, and micro-organisms | 28 x 15 x 16 | $995 | Pre-filter -every 6-18 months, Gas and Odor - 1-3 years, Post-filter Sleeves - Every 1-3 years. |
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