Air Quality HVAC

Selecting the Best Air Purifier: A Comprehensive Guide

Best air purifiers


As concerns about indoor air quality continue to rise, selecting the right air purifier has become essential for maintaining a healthy living environment. In this guide, we present the top-performing or best air purifier that stood out in our tests, addressing the needs of individuals with asthma and improving overall indoor air quality.

Best Air Purifiers in Our Tests:

1. Levoit 400S:

The Levoit 400S emerged as the top performer in our tests, effectively removing airborne particles and capturing up to 100% of room-to-room pollutants. Its sleek cylindrical design, neutral color scheme, and color-coded display make it a stylish addition to any decor. The VeSync app, though occasionally unreliable, provides users with valuable air quality data and scheduling options. With a combination of power, style, and affordability, the Levoit 400S is our top pick for those seeking an efficient and user-friendly air purifier.

User Feedback:
The Levoit 400S boasts a 5-star rating on Amazon, with users praising its accuracy in particle removal (down to 2.5 microns) and effectiveness in managing odors, dust, and pet hair. Some users mention the VeSync app’s occasional issues, while others appreciate the air purifier’s quiet operation on low settings.

2. Coway AP 1512:

The Coway AP 1512 impresses with its excellent value for money, effectively removing particles within 30 minutes. With a sleek design, four-stage filtration, and coverage for up to 361 square feet, this air purifier stands out for reducing dust and odors. The built-in particle sensor and color-coding system provide real-time air quality monitoring, making it a practical choice for bedrooms and small spaces.

User Feedback:
With a 4.7-star rating on Amazon, users commend the Coway AP 1512 for its quiet operation, cost-effective replacement filters, and overall value. Some negative reviews mention insufficient instructions for setup, but positive feedback focuses on the air purifier’s design and performance.

3. Dyson Purifier Cool:

Known for its stylish design, the Dyson Purifier Cool doubles as an air purifier and fan, making it a unique addition to any room. With features like a magnetic remote control, LCD display, and Dyson app compatibility, it offers a sophisticated and connected experience. While it may not achieve the claimed 99.95% particle removal, it performs well in capturing particles, especially on higher settings.

User Feedback:
Home Depot users rate the Dyson Purifier Cool at 4.2 stars, with positive reviews praising its ability to alleviate allergy symptoms and eliminate odors. Some negative feedback mentions base sensor value issues and noise during operation, but overall, users appreciate its elegant design and smart features.

4. Blue Pure 211+:

The Blue Pure 211+ excels in simplicity and performance, consistently outperforming higher-priced competitors in our tests. With a coverage area of up to 600 square feet, it is suitable for large rooms and offices. Despite lacking smart technology, its one-touch button and customizable fabric pre-filters make it a reliable and stylish choice.

User Feedback:
With an impressive 4.8-star rating on Amazon, users laud the Blue Pure 211+ for its performance in improving air quality and reducing congestion. Positive reviews highlight its design, while some mention concerns about filter replacement costs and noise at higher settings.

5. Levoit H132:

The Levoit H132 caters to budget-conscious consumers, offering an affordable entry-level air purifier for small to medium-sized spaces. While lacking the HEPA filter found in premium models, it includes a dimmable night light, making it suitable for bedrooms. Although it fell short in particle absorption compared to HEPA-equipped devices, its low price and compact size make it a practical choice.

User Feedback:
With a 4-star rating on Home Depot, users appreciate the Levoit H132 for its quiet operation and effectiveness in improving indoor air quality. Some negative reviews mention an engine whine after a few weeks, but overall, users find it to be a valuable and cost-effective option.

6. KOIOS EPI810:

The KOIOS EPI810 stands out as the smallest air purifier tested, offering a compact and lightweight solution. With one-button control and power options through both a power outlet and USB, it caters to users seeking simplicity and portability. While it performed moderately in our home tests, users may find its noisy high settings and limited features less appealing.

User Feedback:
Amazon users rate the KOIOS EPI810 at 4.5 stars, with positive reviews highlighting its small size and effectiveness in eliminating odors. Some users criticize the air purifier’s noise on high settings and express concerns about the quality of replacement filters.

Do Air Purifiers Work?

Air purifiers have been proven effective in reducing airborne particles that can trigger allergic reactions and asthma attacks. While they may not eliminate all impurities, they contribute to cleaner air, especially in poorly ventilated spaces. The use of HEPA filters, as found in many tested air purifiers, enhances their ability to remove particles as small as 0.3 microns.

What Are HEPA Filters?

High-Efficiency Particulate Air (HEPA) filters, prevalent in the tested air purifiers, can remove 99.97% of particles as small as 0.3 microns. This includes dust particles (typically around five microns) and pollen (ranging from 10 to 1,000 microns). The mechanism involves the air purifier drawing in dirty air, passing it through filters, and returning clean air to the room.

Air Purifier Benefits:

For individuals with respiratory issues, allergies, or asthma, air purifiers can make a significant difference in reducing symptoms. Cleaner air can contribute to better respiratory health and alleviate allergy-related discomfort. While research on the impact of at-home air purifiers for bronchial allergies is ongoing, the purer the air, the easier it is for those with respiratory issues.

Conclusion Best Air Purifier

Selecting the best air purifier involves considering factors such as performance, design, features, and budget. The top-performing air purifiers mentioned in this guide cater to various needs, from high-end models like the Levoit 400S to budget-friendly options like the Levoit H132. Understanding the benefits, features, and user feedback helps consumers make informed decisions, ensuring cleaner indoor air and improved well-being.

Disclosure: We may get commissions for purchases made through links in this post.

About the author


I am Ben , a seasoned HVAC specialist with over 6 of experience in the HVAC industry. I holds HVAC Certification and has a proven track record in providing expert advice on HVAC systems.