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Best Air Purifiers – 2024

Vacuum Wars

The current Vacuum Wars Best Air Purifiers ranking based on our own independent evaluation.

Dyson Purifier Big+Quiet Formaldehyde

Dyson Big+Quiet BP04

Best Air Purifier Overall

IQAir HealthPro Plus

IQAir HealthPro Plus


Shark HE402AMZ Air Purifier

Shark HE402AMZ

Best Shark Air Purifier

Winix 5500-2

Winix 5500-2

Great value

Kenmore PM1005

Kenmore PM1005

for Small Spaces

Choosing the Right Air Purifier: A Comprehensive Guide

Welcome to our detailed guide on selecting the best air purifier for your needs. After evaluating many of the industry’s leading models, we’ve distilled our findings into key factors that will help you make an informed choice.

Understanding Air Purifier Basics

At their core, most air purifiers consist of a HEPA filter attached to a fan. The HEPA filter captures small particles, which is essential for improving air quality. However, for smoke or gases, a carbon filter is necessary. These often contain charcoal pieces that absorb smoke and gases. Keep in mind that high-quality carbon filters, which are effective for odor and smoke reduction, tend to increase the price.

Key Features to Consider

When choosing an air purifier, consider these essential factors:

  • Airflow and Power Settings: Check how fast the purifier can process air on various settings.
  • Noise Level: Quieter models are generally more comfortable for continuous use, especially in living or sleeping areas.
  • Efficiency Tests: Look for models that have been tested for their ability to reduce particles in the room quickly. Particle counters and VOC smoke tests can be particularly revealing.
  • Special Features: Some purifiers come with built-in particle sensors, air quality lights, heaters, or even fans. These additional features can enhance usability and effectiveness.
  • Maintenance Costs: Consider the cost of replacing filters and other maintenance requirements.
  • Warranty and Build Quality: A longer warranty can indicate better build quality and manufacturer confidence in their product.

Making the Right Choice

Your selection will depend on your specific needs:

  • For smaller spaces or budget constraints, a basic model with good particle filtration might be sufficient.
  • If you need effective smoke and odor reduction, consider models with high-quality carbon filters.
  • For the best overall performance, look for a model that balances top-notch filtration with useful features, reasonable maintenance costs, and a solid warranty.


Selecting the right air purifier involves balancing your needs with the features and capabilities of various models. Whether you’re looking for a basic unit for a small room or a more advanced model for comprehensive air cleaning, understanding these key factors will guide you to the right choice for your home or office. Remember, the best air purifier is the one that fits your space, budget, and specific air quality needs.

Best of the Best

Current Vacuum Wars product rankings:

Best Cordless Vacuums
Best Robot Vacuums
Best Upright Vacuums
Best Carpet Cleaners
Best Air Purifiers