Best air quality monitoring systems

Discover the top air quality monitoring systems for your home or office. Our comprehensive guide evaluates portable and all-in-one devices, highlighting those with accurate sensors for PM2.5, CO2, and other pollutants. Find the perfect indoor air quality monitor to suit your needs and budget, from affordable options to professional-grade models. Improve your health and well-being with real-time insights into the air you breathe.

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  1. 1

    Amazon Smart Air Quality Monitor

    244 Global Votes
    • Accurate with particulate matter, temperature, and humidity

      (+4)

    This monitor is an excellent entry-level option for those seeking a simple and affordable way to track basic air quality. Its seamless integration with Alexa makes it particularly convenient for existing smart home users.

  2. 2

    Airthings Corentium Home 2 Radon Detector

    102 Global Votes
    • Compact size, easy to move

      (+4)

    This detector provides high accuracy and continuous real-time monitoring specifically for radon, a critical pollutant. Its portability and ease of use offer long-term assurance without professional installation.

  3. 3

    Airthings View Plus (2960 View Plus)

    44 Global Votes
    • Accurate and easy to use

      (+4)

    This system is a top choice for comprehensive indoor air quality monitoring, offering a wide range of sensors and smart home integration. Its RESET certification ensures commercial-grade accuracy, making it suitable for detailed home analysis.

  4. 4

    Awair Element

    20 Global Votes
    • Simple and reliable

      (+4)

    The Awair Element is praised for its professional-grade accuracy and ability to translate raw data into actionable insights. It's a valuable tool for detecting key pollutants and is used in WELL Building certification processes.

  5. 5

    Aranet (Monitors)

    14 Global Votes
    • Best portable CO2 sensor

      (+4)

    Aranet monitors perform exceptionally well in third-party testing for various pollutants, including radon, PM2.5, VOCs, and CO2. This consistent performance instills confidence in their overall engineering quality and reliability.

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  7. 6

    Temtop LKC-1000S+

    8 Global Votes
    • Provides exact pollution results

      (+4)

    This handheld monitor is highly recommended for its near scientific-grade accuracy in measuring PM2.5, making it ideal for tracking wildfire smoke and cooking pollution. Its ability to detect formaldehyde is also a significant advantage.

  8. 7

    IQAir AirVisual Pro

    4 Global Votes
    • App and Samba connectivity are fantastic

      (+4)

    The IQAir AirVisual Pro stands out as a 'little command center' for air quality, thanks to its large 5-inch screen. This feature makes it exceptionally easy to monitor changes in air quality from a distance.

  9. 8

    SwitchBot Meter Pro CO2

    3 Global Votes
    • Accurate CO2 readings

      (+4)

    This compact sensor offers fast CO2 feedback and a large, easy-to-read display, making it highly user-friendly. It's an excellent choice for quickly observing the impact of ventilation changes on indoor air quality.

  10. 9

    Temtop M10+

    1 Global Votes
    • Offers great battery life

      (+4)

    This compact smart monitor offers a comprehensive picture of both particulate and gas-based pollutants in a single unit. Its dedicated laser particle sensors ensure accurate PM measurements, making it a reliable choice.

  11. 10

    AirGradient ONE

    0 Global Votes
    • Measures PM2.5, CO2, TVOCs, NOX, Temperature and Humidity

      (+4)

    The AirGradient ONE is ideal for users who desire a monitor that integrates with their smart home and provides more than just a single score. Its focus on essential indoor pollutants and robust design make it versatile.

  12. 11

    Kaiterra Laser Egg+ CO2

    0 Global Votes
    • Tracks temperature, humidity, pollutants, and CO2

      (+4)

    This monitor strikes a balance between comprehensive features and user-friendliness, providing straightforward and readable measurements for common pollutants. Its fast response time makes it effective for immediate feedback on air quality changes.

  13. 12

    Qingping CGS2

    0 Global Votes
    • Fantastic and improved UI

      (+4)

    The Qingping CGS2 is a beautifully designed monitor that functions like a modern smart display for indoor environments. Its high-resolution touchscreen and sophisticated sensors provide crisp, colorful, and visible readings.

  14. 13

    Qingping Pro (Gen 2)

    0 Global Votes
    • Fantastic and improved UI

      (+4)

    The Qingping Pro (Gen 2) offers a wide range of measurements, including VOCs, at a budget-friendly price point. It performs as accurately as much higher-priced devices, making it an excellent value.

  15. 14

    PurpleAir Outdoor/Indoor Sensors

    0 Global Votes
    • Usable both indoors and outdoors

      (+4)

    PurpleAir sensors are renowned for their strong accuracy, especially for PM2.5, with outdoor models showing near-perfect correlation to EPA monitors. Their contribution to real-time interactive air quality maps is also highly valuable.