
Winix A Air Filter
Score: 88/100
Core Mini Replacement Filter
Score: 88/100Rankings

The Winix 115115 is a genuine OEM replacement filter set featuring H13 True HEPA filtration that captures 99.99% of particles down to 0.003 microns. It includes four activated carbon pre-filters for a full year of odor reduction, though the non-washable design and higher upfront cost are notable trade-offs. Best suited for pet owners and allergy sufferers who prioritize maximum filtration efficiency and warranty compliance.

The Levoit Core Mini Replacement Filter is a genuine 3-stage filtration system designed for small spaces up to 178 sq ft. It features an ultra-fine Nylon pre-filter, granular activated carbon for odors, and a HEPA filter capturing 97% of particles at 0.3 microns. Ideal for allergy sufferers, pet owners, or those needing quick odor and smoke control with aromatherapy support in bedrooms or offices.
| Attribute | ![]() | ![]() |
|---|---|---|
12 monthsbest | — | |
— | 178 sq_ftbest | |
— | 88 cfmbest | |
99.99 percentbest | 97 percent | |
| ↓ lower better | 0.003 micronsbest | 0.3 microns |
2 | 3best | |
| ↓ lower better | 1.1 lbs | 0.84 lbsbest |
5best | 2 |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility & Fit(1) | ||
Compatible Models | 5300, 5300-2, 5500, 5500-2, 6300, 6300-2, P300, C535, AM90, C909, 9500, 9800 | LEVOIT Core Mini, Core Mini-P |
Maintenance & Lifespan(2) | ||
Replacement Interval (months) | 12 months | months |
Washable | false | true |
Compliance & Safety(1) | ||
Certifications | BPA Free | |
Physical & Packaging(3) | ||
Weight (lbs) | 1.1 lbs | 0.84 lbs |
Dimensions | 16.6 x 14.1 x 2.2 | 5.8 x 4.8 x 5.8 |
Package Quantity | 5 | 2 |
Filtration Performance(8) | ||
Filtration Standard | H13 True HEPA | HEPA |
Coverage Area (sq_ft) | sq_ft | 178 sq_ft |
Clean Air Delivery Rate (cfm) | cfm | 88 cfm |
Filtration Efficiency (percent) | 99.99 percent | 97 percent |
Minimum Particle Size Captured (microns) | 0.003 microns | 0.3 microns |
Filter Stages | 2 | 3 |
Target Contaminants | VOCs, Odors, Particles, Allergens, Smoke | Smoke, dust, pollen, pet dander, odors |
Pre-Filter Type | Activated Carbon | Nylon |

Products in the top-left offer the best value (high score, low price).

Professional sources emphasize the genuine component advantage, noting that Winix America's official product page highlights engineered optimization for airflow and particle capture. The True HEPA distinction is a key differentiator, with specifications exceeding competitor claims by capturing particles down to 0.003 microns rather than the standard 0.3 microns.
Users consistently report noticeable air quality improvements and appreciate the convenience of a true one-year supply that reduces oversight. Installation is generally described as easy with clear instructions. However, recurring complaints focus on price point shock regarding original pricing, filter availability issues causing frustration during urgent needs, and confusion over model-specific installation requirements for certain units.




Professional reviewers and editors emphasize the compact efficacy of this genuine replacement filter for personal air purification. Levoit highlights its 3-stage filtration system as essential for maintaining cleaner, healthier home air in offices, kitchens, bedrooms, or nurseries. The 360° VortexAir Technology ensures comprehensive coverage while the easy maintenance via a filter indicator simplifies upkeep.
Everyday consumers express strong satisfaction with the simple, tool-free installation that can be completed in minutes. Users report noticeable improvements in air quality within small rooms, particularly noting reduced dust and pet dander accumulation. The aromatherapy compatibility is frequently praised for retaining a fresh scent.