Levoit Core 400S-P vs Winix 5530

Winix 5530 edges it with a higher AHAM Verifide 253 CFM smoke CADR for 392 sq ft, a washable pre-filter and a lower price. Levoit Core 400S-P wins on integration and certification, adding Home Assistant support, Energy Star efficiency at 38 W, child lock and an ozone-free design.

Both are AHAM Verifide, so the numbers compare directly: Winix 5530 is rated at 253 CFM smoke CADR for 392 sq ft and Levoit Core 400S-P at 231 CFM for 358 sq ft. The gap is small, so filters, integration and price matter more than raw airflow here.

Winix 5530, which puts a washable fine mesh pre-filter ahead of its carbon and True HEPA layers, so coarse dust is rinsed away. Levoit Core 400S-P seals its pre-filter into a 3-in-1 H13 True HEPA cartridge that is vacuumed and then replaced about every 8 months.

Levoit Core 400S-P, which reaches Home Assistant through the VeSync integration on top of Alexa and Google Home. Winix 5530 documents Alexa through the Winix Smart app, with Google Home unconfirmed, though it adds a light sensor that switches it to sleep mode when the room darkens.

Levoit Core 400S-P is certified ozone free and has no ionizer. Winix 5530 includes a PlasmaWave ionization stage, which can be switched off from the control panel and which testing bodies generally recommend leaving off, since its True HEPA filtration works fully without it.

Buyers who want an ozone-free purifier with child lock, a 24 dB sleep mode, Energy Star efficiency and local control through Home Assistant. If a washable pre-filter, slightly more certified airflow and a lower price are the priority, Winix 5530 is the better fit.