Winix
Winix 5500-2 Air Purifier
Air purifiers
$159List price
Explore this product Your shortlist, side by side
Winix 5500-2 Air Purifier vs Blueair Blue Pure 311i Max
Find the differences that matter for your next decision.
Blueair
Blueair Blue Pure 311i Max
Air purifiers
$229List price
Explore this product What matters most to you?
Start with all rankable specifications, or focus on a particular use.
Your starting point
Buy the Blueair Blue Pure 311i Max.
- Leads 4 of 4 rankable overall specs.
- CADR: 250 CFM vs 232 CFM
How we reached this
We compare the published specifications relevant to your priority. Each rankable specification counts once; your selected requirements can rule a product out. This is a guide to the numbers, not a laboratory performance score.
Coverage area: 387 sq ft vs 360 sq ft
Winix 5500-2 Air Purifier is $70 cheaper. Pay the difference only if cadr matters to you.
The trade-off to know
Blueair Blue Pure 311i Max: Fabric pre-filter covers the exterior and requires periodic vacuuming/washing
Look at the differences ↓Refine your requirements
What would rule one out?
Side by side
The differences, in detail.
Start with the key specs, then explore as much as you need.
| What you’re comparing | Winix 5500-2 Air Purifier | Blueair Blue Pure 311i Max |
|---|---|---|
| CADRPerformance | 232 CFM (Smoke), 243 CFM (Dust), 246 CFM (Pollen) | 250 CFM (Smoke), 250 CFM (Dust), 250 CFM (Pollen) |
| Room sizePerformance | Bedrooms, nurseries, home offices up to 360 sq ft | Medium to large bedrooms, living rooms, and open offices up to 387 sq ft (4.8 ACH) / 929 sq ft (2 ACH) |
| Coverage areaPerformance | 360 sq ft (5 air changes/hr) / 880 sq ft (2 air changes/hr) | 387 sq ft (4.8 air changes/hr) / 929 sq ft (2 air changes/hr) |
| Filter typesFilters | Fine Mesh Pre-Filter + Washable AOC Carbon + True HEPA (99.97%) | HEPASilent Main Particle + Carbon filter with customizable machine-washable fabric pre-filter |
| Filter lifeFilters | 12 months (HEPA) / Washable carbon filter | 6 to 9 months (tracked by RealTrack algorithm in app) |
Showing 5 of 11 specifications. Missing values stay unlisted. About the sources
Both sides of the decision
What you gain. What you give up.
Winix 5500-2 Air Purifier
Reasons to choose it
- Washable Advanced Odor Control (AOC) carbon filter with real carbon pellets
- PlasmaWave technology breaks down pollutants at molecular level
- Unbeatable performance per dollar in medium rooms
Worth considering
- No mobile app connectivity or smart home controls
- Aesthetics and plastic chassis are dated
Blueair Blue Pure 311i Max
Reasons to choose it
- HEPASilent dual filtration combines electrostatic and mechanical filtration for faster airflow at lower noise
- Cleans up to 387 sq ft in 12.5 minutes (4.8 ACH) / up to 929 sq ft in 30 minutes (2 ACH)
- Ultra-quiet 23dB Night Mode with Energy Star certified low electricity draw
Worth considering
- Fabric pre-filter covers the exterior and requires periodic vacuuming/washing
- Filter replacements needed every 6 to 9 months
Beyond the spec sheet
Living with your choice.
Explore the ownership details available for this pair.
What three years could cost
Winix 5500-2 Air Purifier
3-Year Estimated Total$294
Blueair Blue Pure 311i Max
3-Year Estimated Total$334
Room Placement & Bedroom Noise Check
Physical clearance required for airflow, wall placement, and bedroom noise levels.
Wall Clearance Required
Winix
Requires 12 in perimeter airflow space
Blueair
360° fabric pre-filter intake (needs 12 in wall space)
Nighttime Sleep Mode Noise
Winix
Standard sleep speed
Blueair
23 dB lowest speed setting
Unit Footprint & Dimensions
Winix
Standard room purifier footprint
Blueair
Cylindrical aesthetic (12.4 × 12.4 × 18.9 in; 7.8 lb)
Everyday ownership notes
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
Winix: What to watch for
- Maintenance
Requires periodic filter replacements to maintain airflow and odor capture.
Blueair: What to watch for
- Maintenance
Outer fabric pre-filter attracts visible pet fur and lint.
Know what’s behind the comparison
Published specs. Visible sources.
Clinchmark compares manufacturer specifications and other published information. We have not independently lab-tested these products. Editorial assessments and unknown values are identified in the specification details.
Catalog snapshot: September 1, 2026. Prices, availability, and provider terms can change.
Still weighing it up?
Which is cheaper, the Winix 5500-2 Air Purifier or the Blueair Blue Pure 311i Max?
Winix 5500-2 Air Purifier costs $70 less at list price.
What is the biggest catch with the Winix 5500-2 Air Purifier or Blueair Blue Pure 311i Max?
Winix 5500-2 Air Purifier has this deal-breaker: no Wi-Fi app. No schedules or remote control from your phone.
Which is better for bedrooms, the Winix 5500-2 Air Purifier or the Blueair Blue Pure 311i Max?
For bedrooms, buy the Blueair Blue Pure 311i Max. Leads 2 of 2 rankable bedrooms specs. Noise levels: 23 dB vs 27.8 dB
What cannot be compared from spec sheets?
Of the 11 specs tracked here, 7 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.