text: Here are some opinions on Sharper Image.\nhttp://www.epinions.com/Ionic_Breeze_Quadra_Silent_Air_Purifier_Air_Filters/display_~reviews\nhttp://www.engadget.com/2005/04/13/report-sharper-image-purifiers-actually-make-air-worse/\nhttp://www.digg.com/technology/Proof_that_the_Ionic_Breeze_Air_Purifier_is_Junk\n\nHere are some opinions on Oreck.\nhttp://www.epinions.com/Oreck_Oreck_Professional_Air_Purifier_Air_Purifier_269270C98C51/display_~reviews\nhttp://www99.shopping.com/xPR-Oreck_Super_Air_8\n\n\nPlease remember that these are general opinions. Both companies make a wide variety of models. Hopefully I have provided you with enough information to further your research.\n\nGood luck!