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Blueair · Air purifiers

Blueair Protect 7470i

HEPASilent Ultra smart air purifier with 24/7 GermShield bacterial protection and SpiralAir 360 vents.

List price

$649

11 attributes tracked

Catalog as of September 1, 2026

Manufacturer list price, not a live offer. Confirm current pricing before you buy.

CADR

270 CFM (Smoke), 275 CFM (Dust), 280 CFM (Pollen)

Coverage area

1,035 sq ft (2 air changes/hr) / 418 sq ft (5 air changes/hr)

What it does well

  • HEPASilent Ultra electrostatic + mechanical filtration kills 99% of germs
  • SpiralAir omnidirectional airflow distributes clean air evenly
  • Premium matte build with intuitive LCD air quality touchscreen

Where it gives ground

  • SmartFilter replacements are relatively costly
  • Heavier metallic construction

Compare it head to head

The fastest way to decide is against the product you are actually cross shopping. Showing 4 of 12 published matchups.

Air purifiers11 differing specs

Alen BreatheSmart 75i Large Room Air Purifier

$749

Blueair Protect 7470i

$649

Alen leads on 4 of 5 rankable specs, but Blueair saves $100.

See the breakdown
Air purifiers11 differing specs

Blueair Protect 7470i

$649

Blueair Blue Pure 211+ Auto

$339

Blueair Protect 7470i leads on 4 of 6 rankable specs, but Blueair Blue Pure 211+ Auto saves $310.

See the breakdown
Air purifiers11 differing specs

Blueair Protect 7470i

$649

Blueair Blue Pure 311i Max

$229

Blueair Protect 7470i leads on 4 of 5 rankable specs, but Blueair Blue Pure 311i Max saves $420.

See the breakdown
Air purifiers11 differing specs

Blueair Protect 7470i

$649

Coway Airmega 250

$399

Blueair leads on 2 of 3 rankable specs, but Coway saves $250.

See the breakdown

Full specifications

Performance

CADR
270 CFM (Smoke), 275 CFM (Dust), 280 CFM (Pollen)
Room size
Master bedrooms, living areas up to 418 sq ft (5 ACH)
Coverage area
1,035 sq ft (2 air changes/hr) / 418 sq ft (5 air changes/hr)

Filters

Filter types
SmartFilter with Smart RFID chip (HEPASilent Ultra + Activated Carbon)
Filter life
6–12 months with real-time algorithm filter tracking

Usability & Smart

Noise levels
22 dB (Low) – 45 dB (High)
Energy consumption
43 W max power (Energy Star certified)
Smart features
Blueair App, Alexa, Google Home, GermShield 24/7 background mode
Air quality sensors
Laser particle sensor (PM1, PM2.5, PM10), TVOC, Temp, Humidity

Design & Ownership

Weight
27.6 lb (12.5 kg)
Warranty
5 years (with product registration)
Most rows are from the official spec sheet. Marked rows are other published figures or our summary, not lab tests we ran.Official Blueair Protect 7470i spec sheet (opens in a new tab)

Other air purifiers we track

Coway

Coway Airmega 400

$549

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Alen

Alen BreatheSmart 75i Large Room Air Purifier

$749

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Dyson

Dyson Purifier Hot+Cool Formaldehyde HP09

$799

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Coway

Coway Airmega 250

$399

CompareSpecs

Blueair

Blueair Blue Pure 211+ Auto

$339

CompareSpecs

Levoit

Levoit Core 600S Smart True HEPA

$299

CompareSpecs

Frequently asked

How much does Blueair Protect 7470i cost?

Blueair Protect 7470i lists at $649 (manufacturer list price snapshot as of 2026-09-01). Retail prices vary by merchant and this is not a live quote.

What are Blueair Protect 7470i’s key specs?

Key specifications for Blueair Protect 7470i include cadr (270 CFM (Smoke), 275 CFM (Dust), 280 CFM (Pollen)) and coverage area (1,035 sq ft (2 air changes/hr) / 418 sq ft (5 air changes/hr)).

What does Blueair Protect 7470i compare against?

Blueair Protect 7470i is compared head to head against Alen BreatheSmart 75i Large Room Air Purifier vs Blueair Protect 7470i, Blueair Protect 7470i vs Blueair Blue Pure 211+ Auto, Blueair Protect 7470i vs Blueair Blue Pure 311i Max, Blueair Protect 7470i vs Coway Airmega 250, Blueair Protect 7470i vs Coway Airmega 400, and Blueair Protect 7470i vs Coway Airmega AP-1512HH Mighty.