Best Air Purifiers · head-to-head
Levoit Core 300S vs Blueair Blue Pure 211i Max
A sourced, side-by-side spec comparison. Levoit Core 300S is cheaper at $149.99. Every spec and price links to its source.
Side by side
| Levoit Core 300S | Blueair Blue Pure 211i Max | |
|---|---|---|
| US price | $149.99 (MSRP $149.99 per levoit.com as of June 2026.) | $244.99 (Current price $244.99 per blueair.com (30% off from $349.99); using current listed price as of June 2026. Product marked Out of Stock on manufacturer site.) |
| Brand | Levoit | Blueair |
| Released | 2021 | 2022 |
| cadr smoke cfm | 141 | 443 |
| coverage sqft | 219 | 674 |
| hepa | true | true |
| filter type | Pre-filter + True HEPA + Activated Carbon (3-stage) | HEPASilent dual filtration (mechanical + electrostatic) + Activated Carbon, 4-layer |
| noise db min | 22 | 23 |
| smart | true | true |
| energy star | false | true |
| release | 2021 | 2022 |
Sources — Levoit Core 300S: levoit.com (verified 2026-06-15). Blueair Blue Pure 211i Max: blueair.com (verified 2026-06-15).