It mostly comes down to room size. Here's a quick guide (the bigger number is the maximum area at 1 air change per hour):
- X1 (Gen 2), $399: personal spaces, desks and dorm rooms, up to 450 sq ft
- X3 (Gen 2), $549: bedrooms and nurseries, up to 860 sq ft. https://airdogusa.com/products/airdog-x3-home-air-purifier-215-sq-ft
- X5 (Gen 2), $749: large bedrooms and living rooms, up to 1,600 sq ft. https://airdogusa.com/products/airdog-x5-home-air-purifier-1600-sq-ft
- X8 (Gen 2), $1,299: large living rooms and open-plan spaces, up to 4,000 sq ft. https://airdogusa.com/products/airdog-x8-home-air-purifier-1000-sq-ft
- Pet homes: see our pet purifier comparison: https://airdogusa.freshdesk.com/support/solutions/articles/73000674679
All of them have washable filters, and the X3, X5, X8 and pet models are HSA/FSA eligible.
Covering more than one room?
We generally recommend one purifier per room you use most. Our bundles save on two or more units, for example the X3 + X5 Bedroom + Living Room Care Set: https://airdogusa.com/pages/deals
Do you offer any discounts?
Yes. We offer 15% off for veterans and active military, first responders and health care workers, and educators: https://airdogusa.com/pages/discount-programs
Tell us the size of your room (or rooms), and we'll point you to the best fit.
Still need help?
We're real people and we're happy to help. Our support team is available Monday to Friday, 7am to 3pm Pacific. Email support@airdogusa.com or call 1-800-958-9609 (toll-free), and we'll reply within 1 business day. It helps to include your order number, which Airdog you have, and a photo or short video if something isn't working right.
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