Dreo DR-HAP008 Air Purifier: CADR, Noise, Coverage & Specs
Last verified: Aug 22, 2026
Aug 2026
Quick verdict
The Dreo DR-HAP008 is best suited to compact rooms where high airflow and quiet minimum operation are priorities. Its 115 CFM smoke CADR supports about 178 sq ft at approximately 4.8 air changes per hour. Buyers should separately evaluate filter cost and maximum-speed noise before deciding.
Best for
- Bedrooms and small rooms
- Low-noise minimum settings
Consider alternatives if
- You need a verified maximum-speed noise figure
- Filter replacement interval or cost is a deciding factor
- You are planning around the manufacturer coverage claim rather than CADR-based room size
Verified strengths
- 115 CFM smoke CADR (~178 sq ft at ~4.8 ACH)
- 18 dB published minimum noise
- HEPA filtration (as published)
Verified limitations or missing information
- Maximum-speed noise is not in our sources
- Filter replacement interval is not verified
Dreo DR-HAP008 overview
The Dreo DR-HAP008 is a compact-room air purifier with a smoke CADR of 115 CFM. Based on our CADR-based room-size method, it is suitable for approximately 178 sq ft. It includes HEPA filtration and 18 dB minimum noise.
- Smoke CADR
- 115 CFM
- Recommended room size
- 178 sq ft
- Claimed coverage
- 856 sq ft
- Minimum noise
- 18 dB
- Filter type
- HEPA
- Dimensions
- 23.4 × 23.4 × 36.1 cm
- Weight
- 5.57 lb
- Last verified
- Aug 22, 2026
Dreo DR-HAP008 CADR and room size
Recommended room size is about 178 sq ft (CADR × 1.55). That is approximately 4.8 air changes per hour in a room with an eight-foot ceiling. The manufacturer figure of 856 sq ft corresponds to about 1.0 air change per hour at the same ceiling height and is shown separately. 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.
The manufacturer coverage claim is higher than 3× CADR, so it is not used for ranking.
Dreo DR-HAP008 noise level
Published minimum noise is 18 dB.
Maximum-speed noise is not in our sources.
Dreo DR-HAP008 filtration
Published filter type: HEPA.
Filter replacement interval is not verified in our sources.
Dreo DR-HAP008 smart features
HEPA Sleep Mode, PM2.5 Monitor, Auto & Turbo Mode, 4 Speeds, Scent Diffuser
Dreo DR-HAP008 specifications
- CADR (smoke)
- 115 CFM
- Recommended room size
- 178 sq ft
- Manufacturer claimed coverage
- 856 sq ft
- Minimum noise
- 18 dB
- Filter type
- HEPA
- Dimensions
- 23.4 × 23.4 × 36.1 cm
- Weight
- 5.57 lb
About Dreo air purifiers
Dreo models in this catalog are compared by CADR, recommended room size, noise, and filter type.
Dreo DR-HAP008 comparisons
Compared with the Dreo DR-HAP009, the Dreo DR-HAP008 has 62% lower CADR.
What is the CADR of the Dreo DR-HAP008?
Smoke CADR is 115 CFM.
What room size is the Dreo DR-HAP008 suitable for?
About 178 sq ft at approximately 4.8 air changes per hour with an eight-foot ceiling.
How loud is the Dreo DR-HAP008?
Minimum reported noise: 18 dB.
Does the Dreo DR-HAP008 have Wi-Fi?
No published Wi-Fi or app control in our sources.
What filter does the Dreo DR-HAP008 use?
HEPA.
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