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Honeywell · Air purifiers

Honeywell HPA300 HEPA Air Purifier

Extra-large room True HEPA air purifier with Turbo Clean mode, dual-stage filtration, and AHAM Verifide CADR ratings for large rooms.

List price

$249

11 attributes tracked

Catalog as of September 1, 2026

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

CADR

300 CFM (Smoke), 320 CFM (Dust), 300 CFM (Pollen)

Coverage area

465 sq ft (4.8 air changes/hr) / 2,250 sq ft (1 air change/hr)

What it does well

  • Powerful high-volume CADR (300+ CFM) for large rooms up to 465 sq ft
  • Certified True HEPA captures 99.97% of airborne particles
  • Durable workhorse build with touch-button controls

Where it gives ground

  • High power consumption (up to 130W on Turbo)
  • No Wi-Fi app or smart automated air quality sensors

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

Honeywell HPA300 HEPA Air Purifier

$249

Alen leads on 4 of 5 rankable specs, but Honeywell saves $500.

See the breakdown
Air purifiers11 differing specs

Blueair Blue Pure 211+ Auto

$339

Honeywell HPA300 HEPA Air Purifier

$249

Blueair leads on 5 of 6 rankable specs, but Honeywell saves $90.

See the breakdown
Air purifiers11 differing specs

Blueair Protect 7470i

$649

Honeywell HPA300 HEPA Air Purifier

$249

Blueair leads on 3 of 5 rankable specs, but Honeywell saves $400.

See the breakdown
Air purifiers11 differing specs

Coway Airmega 400

$549

Honeywell HPA300 HEPA Air Purifier

$249

Coway leads on 4 of 5 rankable specs, but Honeywell saves $300.

See the breakdown

Full specifications

Performance

CADR
300 CFM (Smoke), 320 CFM (Dust), 300 CFM (Pollen)
Room size
Extra large rooms, master suites, open spaces up to 465 sq ft (4.8 ACH)
Coverage area
465 sq ft (4.8 air changes/hr) / 2,250 sq ft (1 air change/hr)

Filters

Filter types
Type A Activated Carbon Pre-filter + 3× Type R True HEPA filters
Filter life
3 months (Pre-filter) / 12 months (True HEPA filters)

Usability & Smart

Noise levels
38 dB (Low) – 58 dB (Turbo)
Energy consumption
130 W max power consumption
Smart features
No (manual touch controls with 2/4/8 hr auto-off timer)
Air quality sensors
No automated air quality sensors (filter replacement indicators)

Design & Ownership

Weight
17.0 lb (7.7 kg)
Warranty
5 years manufacturer limited warranty
Most rows are from the official spec sheet. Marked rows are other published figures or our summary, not lab tests we ran.Official Honeywell HPA300 HEPA Air Purifier spec sheet (opens in a new tab)

Other air purifiers we track

Coway

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$229

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Blueair

Blueair Blue Pure 311i Max

$229

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Levoit

Levoit Core 400S

$219

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Levoit

Levoit Core 600S Smart True HEPA

$299

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Winix

Winix 5500-2 Air Purifier

$159

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Blueair

Blueair Blue Pure 211+ Auto

$339

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Frequently asked

How much does Honeywell HPA300 HEPA Air Purifier cost?

Honeywell HPA300 HEPA Air Purifier lists at $249 (manufacturer list price snapshot as of 2026-09-01). Retail prices vary by merchant and this is not a live quote.

What are Honeywell HPA300 HEPA Air Purifier’s key specs?

Key specifications for Honeywell HPA300 HEPA Air Purifier include cadr (300 CFM (Smoke), 320 CFM (Dust), 300 CFM (Pollen)) and coverage area (465 sq ft (4.8 air changes/hr) / 2,250 sq ft (1 air change/hr)).

What does Honeywell HPA300 HEPA Air Purifier compare against?

Honeywell HPA300 HEPA Air Purifier is compared head to head against Alen BreatheSmart 75i Large Room Air Purifier vs Honeywell HPA300 HEPA Air Purifier, Blueair Blue Pure 211+ Auto vs Honeywell HPA300 HEPA Air Purifier, Blueair Protect 7470i vs Honeywell HPA300 HEPA Air Purifier, Coway Airmega 400 vs Honeywell HPA300 HEPA Air Purifier, Coway Airmega AP-1512HH Mighty vs Honeywell HPA300 HEPA Air Purifier, and Dyson Purifier Hot+Cool Formaldehyde HP09 vs Honeywell HPA300 HEPA Air Purifier.