Winix 5500-2 Air Purifier: CADR, Noise, Coverage & Specs
Quick verdict
The Winix 5500-2 is best suited to medium rooms where high airflow and quiet minimum operation are priorities. Its 243 CFM smoke CADR supports about 377 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
Consider alternatives if
- You need a verified maximum-speed noise figure
- Filter replacement interval or cost is a deciding factor
Verified strengths
- 243 CFM smoke CADR (~377 sq ft at ~4.8 ACH)
- 27 dB published minimum noise
- True HEPA + PlasmaWave filtration (as published)
Verified limitations or missing information
- Maximum-speed noise is not in our sources
- Filter replacement interval is not verified
Winix 5500-2 overview
The Winix 5500-2 is a medium-room air purifier with a smoke CADR of 243 CFM. Based on our CADR-based room-size method, it is suitable for approximately 377 sq ft. It includes True HEPA + PlasmaWave filtration and 27 dB minimum noise.
- Smoke CADR
- 243 CFM
- Recommended room size
- 377 sq ft
- Minimum noise
- 27 dB
- Filter type
- True HEPA + PlasmaWave
Winix 5500-2 CADR and room size
Recommended room size is about 377 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 360 sq ft.
Winix 5500-2 noise level
Published minimum noise is 27 dB.
Maximum-speed noise is not in our sources.
Winix 5500-2 filtration
Published filter type: True HEPA + PlasmaWave.
Filter replacement interval is not verified in our sources.
Winix 5500-2 smart features
auto mode, air-quality sensor
Winix 5500-2 specifications
- CADR (smoke)
- 243 CFM
- CADR (dust)
- 232 CFM
- CADR (pollen)
- 246 CFM
- Recommended room size
- 377 sq ft
- Validated coverage
- 360 sq ft
- Minimum noise
- 27 dB
- Filter type
- True HEPA + PlasmaWave
About Winix air purifiers
Winix models in this catalog are compared by CADR, recommended room size, noise, and filter type.
Winix 5500-2 comparisons
Compared with the Winix 5520, the Winix 5500-2 has 4% lower CADR.
What is the CADR of the Winix 5500-2?
Smoke CADR is 243 CFM.
What room size is the Winix 5500-2 suitable for?
About 377 sq ft at approximately 4.8 air changes per hour with an eight-foot ceiling.
How loud is the Winix 5500-2?
Minimum reported noise: 27 dB.
Does the Winix 5500-2 have Wi-Fi?
No published Wi-Fi or app control in our sources.
What filter does the Winix 5500-2 use?
True HEPA + PlasmaWave.
Methodology
Specifications are compiled from manufacturer documentation, product listings and other cited sources.
How we calculate recommended room size.
Sources
All air purifiers · Winix air purifiers · Best air purifiers for allergies · Methodology