Blueair / Air purifiers

Blueair Blue Pure 211i Max

A room purifier with Blueair app control and a washable fabric prefilter. HEPASilent combines mechanical and electrostatic filtration.

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At a glance

Smoke CADR

435 cfm

Compare like-for-like particle ratings; this is not a gas-removal or health-outcome rating.

Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Advertised room area

674 sq ft

Area claims at different ACH are not directly equivalent; check ceiling height and layout.

Read with the stated 4.8 ACH assumption.

Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Room-area air changes

4.8 ACH

Read this together with room area. Actual airflow depends on placement and operating setting.

Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

The purchase package

Blueair Blue Pure 211i Max — Air Purifier Only

Includes one Particle & Carbon filter and one Stockholm Fog fabric prefilter. Filter subscriptions and optional specialty filters are separate selections.

Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Select: Blue Pure 211i Max; Air Purifier Only; one-time purchase.

View at Blueair — Blueair Blue Pure 211i Max — Air Purifier Only; opens in a new tab

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Specifications & sources

The starting packages are single room purifiers with standard filters. Particle removal, gas removal and health outcomes are different claims.

Open a field explanation or source for its conditions.

Documented specifications and exact purchase packages
Compare the detailsBlueair Blue Pure 211i Max — Air Purifier Only
US purchase packageBlue Pure 211i Max; Air Purifier Only; one-time purchase.

Product & sources

Includes one Particle & Carbon filter and one Stockholm Fog fabric prefilter.

Filter subscriptions and optional specialty filters are separate selections.

Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

External rating
  • 4.8 out of 5 from 601 ratings · Best Buy · Checked October 23, 2026.
435 cfm
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

452 cfm
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

450 cfm
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Not verified

We have not verified this value. It is not a confirmed no or zero. Check the original source or ask the manufacturer if it affects your choice.

The source supplies separate particle ratings.
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

674 sq ftRead with the stated 4.8 ACH assumption.
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

4.8 ACH
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

46 WListed as energy consumption; not a measured all-settings average.
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Yes
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Blue Pure 211i Max Particle & Carbon filterThe standard option differs from Allergenblock and Smokeblock filters.
Source · 2026-09-12Blueair: Blue Pure 211i Max US product pageChecked 2026-09-12. We reviewed the official page text on the check date. Checkout options were not verified.

Review due. Check the current source before buying.

Questions to check before buying

The purifier-only package is separate from the recurring filter-subscription option.

Community reviews