
Levoit Core 300-P
Score: 82/100
Leemone HEPA Replacement Filter
Score: 78/100Rankings

The Levoit Core 300 Replacement Filter is an official H13 True HEPA cartridge designed for small spaces, capturing 99.97% of particles down to 0.3 microns. It offers reliable allergen and odor removal but lacks specific CADR data and is limited to smaller room sizes. It is best suited for owners of the Core 300/300S seeking genuine OEM replacement parts.

The Leemone AER1 filter set is a cost-effective third-party replacement for Holmes and Bionaire purifiers, featuring H13 True HEPA filtration and carbon booster pre-filters. It offers a direct fit and high efficiency but lacks independent verification of its claims. It is ideal for budget-conscious users needing frequent replacements for pet dander and odor control.
| Attribute | ![]() | ![]() |
|---|---|---|
8 months | 12 monthsbest | |
99.97 percentbest | 99.97 percentbest | |
| ↓ lower better | 0.3 micronsbest | 0.3 micronsbest |
3best | 2 | |
| ↓ lower better | 0.88 lbs | 0.6 lbsbest |
1 | 6best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Compatibility & Fit(1) | ||
Compatible Models | Core 300, Core 300S | Holmes HAP240, HAP242, HAP412, HAP422, HAP424, HAP702, HAP706, HAP716, HAP1702, HAP2400, HAP9240-HAP9243, HAP9412; Bionaire aer1-ready |
Maintenance & Lifespan(1) | ||
Replacement Interval (months) | 8 months | 12 months |
Physical & Packaging(3) | ||
Weight (lbs) | 0.88 lbs | 0.6 lbs |
Dimensions | 7.48 x 6.3 x 7.48 | 10 x 2 x 10 |
Package Quantity | 1 | 6 |
Filtration Performance(3) | ||
Filter Stages | 3 | 2 |
Target Contaminants | Allergens, Smoke, Odors | Dust, pet dander, pollen, mold, hair, lint, pets, cooking, smoking |
Pre-Filter Type | Non-washable Pre-filter | Carbon Booster |

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

No direct expert reviews from major publications were found in the research data. Product pages emphasize official authenticity as essential for maintaining peak performance and sustaining 99.97% filtration efficiency, positioning HEPASmart technology as a key enhancement for small spaces.
Feedback is sparse but positive among those who have purchased it. Users praise its effectiveness as a replacement that matches OEM quality.




Professional coverage of the Leemone AER1 filter is sparse, with no major outlets like Wirecutter or Consumer Reports reviewing it specifically. Claims rely on manufacturer specifications and comparisons to official Holmes filters. One YouTube review of a similar third-party filter (Colorfullife) deemed it a worthwhile upgrade if it matches original Holmes filters, praising fit and initial filtration but noting the need for ongoing comparison.
User feedback is limited in search data, with no aggregated ratings or detailed testimonials provided. Common implied praise from product pages includes effective odor reduction and allergen capture, keeping purifiers at full capacity. A satisfaction guarantee is noted positively by users. Recurring complaints are not explicitly detailed, but potential issues include fit variability or reduced longevity compared to OEM filters due to its third-party nature.