Dreo DR-HAP009 Air Purifier: CADR, Noise, Coverage & Specs
Quick verdict
The Dreo DR-HAP009 is best suited to medium rooms where high airflow, quiet minimum operation, and app control are priorities. Its 300 CFM smoke CADR supports about 465 sq ft at approximately 4.8 air changes per hour. Buyers should separately evaluate filter cost and maximum-speed noise before deciding.
Best for
- Living rooms and medium bedrooms
- Low-noise minimum settings
- App or Wi-Fi control
Consider alternatives if
- You need a verified maximum-speed noise figure
- Filter replacement interval or cost is a deciding factor
Verified strengths
- 300 CFM smoke CADR (~465 sq ft at ~4.8 ACH)
- 24 dB published minimum noise
- True HEPA H13 filtration (as published)
- Wi-Fi or app control
Verified limitations or missing information
- Maximum-speed noise is not in our sources
- Filter replacement interval is not verified
Dreo DR-HAP009 overview
The Dreo DR-HAP009 is a medium-room air purifier with a smoke CADR of 300 CFM. Based on our CADR-based room-size method, it is suitable for approximately 465 sq ft. It includes True HEPA H13 filtration, 24 dB minimum noise, and Wi-Fi or app support.
- Smoke CADR
- 300 CFM
- Recommended room size
- 465 sq ft
- Minimum noise
- 24 dB
- Filter type
- True HEPA H13
- Wi-Fi / app
- Yes
Dreo DR-HAP009 CADR and room size
Recommended room size is about 465 sq ft (CADR × 1.55). That is approximately 4.8 air changes per hour in a room with an eight-foot ceiling. Our recommended room size uses approximately 4.8 air changes per hour with an eight-foot ceiling. Manufacturer coverage figures may use a lower air-change rate and are shown separately.
Validated coverage from documentation is 400 sq ft.
Dreo DR-HAP009 noise level
Published minimum noise is 24 dB.
Maximum-speed noise is not in our sources.
Dreo DR-HAP009 filtration
Published filter type: True HEPA H13.
Filter replacement interval is not verified in our sources.
Dreo DR-HAP009 smart features
app, Alexa
Dreo DR-HAP009 specifications
- CADR (smoke)
- 300 CFM
- CADR (dust)
- 310 CFM
- CADR (pollen)
- 320 CFM
- Recommended room size
- 465 sq ft
- Validated coverage
- 400 sq ft
- Minimum noise
- 24 dB
- Filter type
- True HEPA H13
- Wi-Fi / app
- Yes
About Dreo air purifiers
Dreo models in this catalog are compared by CADR, recommended room size, noise, and filter type.
Dreo DR-HAP009 comparisons
Compared with the Dreo DR-HAP008, the Dreo DR-HAP009 has 161% higher CADR.
What is the CADR of the Dreo DR-HAP009?
Smoke CADR is 300 CFM.
What room size is the Dreo DR-HAP009 suitable for?
About 465 sq ft at approximately 4.8 air changes per hour with an eight-foot ceiling.
How loud is the Dreo DR-HAP009?
Minimum reported noise: 24 dB.
Does the Dreo DR-HAP009 have Wi-Fi?
Yes — app or Wi-Fi features are listed.
What filter does the Dreo DR-HAP009 use?
True HEPA H13.
Methodology
Specifications are compiled from manufacturer documentation, product listings and other cited sources.
How we calculate recommended room size.
Sources
All air purifiers · Dreo air purifiers · Best air purifiers for allergies · Methodology