Use this chart of the major brands of air purifiers against the technologies used:
| Manufacturer |
Models/Makes |
Major Technologies Used |
| Airfree |
Enviro |
Incinerator |
| Austin |
HealthMate HEGA |
HEPA filter HEPA & carbon filters |
| Holmes |
Harmony 200x Harmony 600x |
HEPA filter + ionizer HEPA & carbon filters |
| Honeywell |
Enviracaire Quietcaire |
HEPA & carbon filters HEPA & carbon filters |
| Hunter |
QuietFlo HEPAtech |
HEPA & carbon filters HEPA & carbon filters + ionizer |
| Oreck |
Super Air 8 |
Electrostatic precipitator + ionizer + carbon filter |
| Sharper Image |
Ionic Breeze Quadra Ionic Breeze GP |
Electrostatic precipitator + ionizer
Electrostatic precipitator + ionizer + germicidal UV |