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10 Best Air Quality Monitors 2025 in the United States

#1

Winner

9.8 score

Amazon Smart Air Quality Monitor – Know your air, Works with Alexa

Sensors: PM 2.5, VOCs, CO, humidity, temperature
Accuracy: Temperature: ±1.0 °C, Humidity: ±10%
Data Display: LED display, Alexa app scores
Connectivity: 2.4GHz Wi-Fi, BLE 4.2
Portability: 120 grams, 65x65x45mm
Power Source: Micro-USB, 100-240V AC, 5.0V 1A
Maintenance: Auto calibration, self-cleaning

Chosen by 1246 this week

Airthings 2960 View Plus - Battery Powered Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)

Sensors: radon, PM2.5, CO2, VOCs, humidity
Accuracy: Radon: After 7 days: σ ~ 10%
Data Display: calm tech display
Connectivity: Internet connection required
Portability: Battery-powered, compact design
Power Source: Battery Powered
Maintenance: Requires 6 AA batteries

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

Sensors: radon detector
Accuracy: reliable monitoring
Data Display: results on the screen
Portability: compact, uses AAA batteries
Power Source: Battery Powered
Maintenance: check accuracy and functionality

Airthings 2950 Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App

Sensors: Radon, Humidity, Temperature
Data Display: Color-coded visual, Smartphone app
Connectivity: Bluetooth, Google Assistant, Alexa, Hub
Portability: Compact, Lightweight
Power Source: Battery Powered (2 AA batteries)
Maintenance: Regular battery replacements, Keep within limits

Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure)

Sensors: Radon, CO2, TVOC, Temp, Humidity, Pressure
Accuracy: After 7 days: σ ~ 10% at 5 pCi/L
Data Display: Color-coded indicator, Airthings app insights
Connectivity: Bluetooth
Portability: 0.48 pounds
Power Source: Battery (2 AA, 1.5-year lifespan)

12 in 1 Air Quality Monitor Indoor- Portable Indoor Air Quality Meter for CO2, TVOC, PM2.5, PM1.0, PM10, Temperature, Humidity & Time Display【Dual Chip & High Accuracy】Air Quality Tester for Home

Sensors: CO2, TVOC, PM1.0, PM2.5, PM10, humidity, temperature, time
Accuracy: high accuracy
Data Display: real-time data, CO2 alarm, AQI face
Connectivity: no Wi-Fi or Bluetooth
Portability: portable, lightweight, easy to move
Power Source: 5000 mAh battery, plug-in, wireless
Maintenance: minimal, regular battery charging

Temtop M10+ Indoor Air Quality Monitor, 6-in-1 CO2, PM2.5, VOC Detection, Smart Temperature & Humidity Sensor, with App Connectivity for Home Air Quality Testing & Analysis

Sensors: CO2, PM2.5, VOCs, temperature, humidity
Accuracy: precise readings
Data Display: e-ink display
Connectivity: real-time app connectivity
Portability: compact, lightweight design
Power Source: Battery Powered, 1 Lithium Metal
Maintenance: low-maintenance, battery lasts 60 days
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Our Top Picks

#1

Winner

Amazon Smart Air Quality Monitor – Know your air, Works with Alexa

Rating
9.8
Chosen by1,246
Sensors
Data Display
Connectivity

Most important from
4934 reviews

Sensors
The device's sensitivity is impressive, reacting promptly to changes in air quality from activities like sanding furniture or using cleaning products.
Data Display
The monitor's detailed reports and historical data on the Alexa app are user-friendly and informative.
Connectivity
Integration with Alexa is seamless and allows for useful automation, such as adjusting fan speeds based on temperature changes.

The Amazon Smart Air Quality Monitor is a useful tool for anyone looking to keep tabs on their indoor air quality. It measures key factors like particulate matter (PM 2.5), volatile organic compounds (VOCs), carbon monoxide (CO), humidity, and temperature. This allows you to have a comprehensive understanding of your indoor environment. The color-coded LED display and the detailed air quality scores available in the Alexa app make it easy to stay informed about your air quality at a glance. Additionally, if there's poor air quality, you’ll get notifications on your phone or announcements through Echo devices, keeping you promptly informed.

One of its standout features is the ability to integrate with Alexa-enabled devices, enabling you to automate responses to air quality changes, like turning on air purifiers or fans. It's also designed with ease of use in mind, especially for non-experts, making setup straightforward via the Alexa app. On the downside, the accuracy varies across different sensors with the temperature sensor being quite precise, while others like the PM 2.5 and CO sensors have larger variance ranges.

It operates within specific temperature and humidity ranges, which might limit its use in extreme conditions. The device is lightweight and compact, making it portable but it requires a continuous power source via a micro-USB cable, which can limit placement options. Maintenance is minimal due to its auto-calibration and self-cleaning capabilities. This monitor is ideal for anyone who wants an easy-to-use device to keep their home environment healthy, especially if they already use Alexa-enabled devices.

Rating
9.8
Chosen by1,246
Sensors
Data Display
Connectivity

Most important from
4934 reviews

Sensors
The device's sensitivity is impressive, reacting promptly to changes in air quality from activities like sanding furniture or using cleaning products.
Data Display
The monitor's detailed reports and historical data on the Alexa app are user-friendly and informative.
Connectivity
Integration with Alexa is seamless and allows for useful automation, such as adjusting fan speeds based on temperature changes.
#2

Airthings 2960 View Plus - Battery Powered Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)

Rating
9.6
Sensors
Data Display
Connectivity

Most important from
1509 reviews

Sensors
This device literally saved my life by detecting high radon levels, proving its effectiveness.
Data Display
The customizable dashboard allows easy viewing of air quality metrics from anywhere in the world.
Connectivity
The convenience of getting alerts from anywhere and seeing results at any time is worth the extra cost.
Power Source
Battery life could be improved, and having rechargeable batteries would be a great addition.

The Airthings 2960 View Plus is a well-rounded air quality monitor designed for those seeking to improve their indoor air environment. It excels in providing a comprehensive set of measurements including radon, PM2.5, CO2, VOCs, humidity, temperature, and air pressure, making it a strong choice for health-conscious individuals or families. The accuracy of its radon detection is particularly noteworthy, given the serious risks associated with this gas, and the device has a solid reputation backed by 15 years of expertise in the industry.

One of its standout features is the continuous monitoring capability, allowing users to receive real-time updates and notifications about their air quality through the free Airthings app. This app is user-friendly and offers helpful tips to improve air quality, along with access to local pollen forecasts, giving it an edge for those who may have allergies or asthma.

There are a few drawbacks to consider. The device requires an internet connection for full functionality, which might be a limitation for certain users. Although it is battery-powered and easily portable, the need to eventually replace the six AA batteries may be a hassle for some. Additionally, while the warranty is appealing, users must remember to register within 30 days to take advantage of the extended coverage. In terms of design, the product is compact and aesthetically pleasing, fitting easily into most home environments. It has a calm tech display that minimizes distractions, which is ideal for people who prefer a subtle approach to technology in their living spaces. However, the reliance on the app means that less tech-savvy users might find it challenging if they encounter issues.

The Airthings 2960 View Plus serves as a robust air quality monitor that meets the needs of those looking to enhance their indoor air quality, particularly excelling in radon detection and user-friendly monitoring features, despite some minor limitations in connectivity and maintenance.

Rating
9.6
Sensors
Data Display
Connectivity

Most important from
1509 reviews

Sensors
This device literally saved my life by detecting high radon levels, proving its effectiveness.
Data Display
The customizable dashboard allows easy viewing of air quality metrics from anywhere in the world.
Connectivity
The convenience of getting alerts from anywhere and seeing results at any time is worth the extra cost.
Power Source
Battery life could be improved, and having rechargeable batteries would be a great addition.
#3

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

Rating
9.4
Accuracy
Data Display
Portability

Most important from
10344 reviews

Accuracy
This device is a lifesaver, providing quick and accurate radon readings that helped me discover unsafe levels in my home.
Data Display
It's incredibly easy to use and read, with no complex setup or buttons—just place it and check the screen.
Portability
The portability of the device makes it simple to test different rooms or even other houses, which is much more convenient than using charcoal tests.
Power Source
Battery life is impressive, lasting over a year on the original set without any signs of slowing down.
Maintenance
Compared to other radon detectors, this device doesn't require recalibration and provides consistent results over time.

The Airthings Corentium Home Radon Detector is a compact and innovative device designed to help users monitor radon levels in their homes, which is essential for health and safety. One of its standout features is its portability, as it operates on AAA batteries, making it easy to use without needing a power outlet. This is particularly beneficial for those who want to place the device in various locations or move it around different rooms.

In terms of accuracy, the Corentium provides reliable long-term monitoring, which is crucial since radon levels can change from day to day. Users can access both short-term and long-term results on the screen, which allows them to act quickly if levels become concerning. The ability to generate self-inspection reports is another strong point, making it convenient for homeowners to keep track of radon levels over time.

However, there are some limitations to consider. While the device is easy to use and lightweight, it may not have as many advanced connectivity options as some newer models, which could limit integration with smart home systems. Additionally, being a battery-operated device means that users will need to replace batteries periodically, although the inclusion of batteries upon purchase is a helpful touch. Maintenance is relatively low, but it’s essential to periodically check the accuracy and functionality, as with any monitoring device. The size is compact, which is great for portability but may make it easy to misplace.

The Airthings Corentium Home Radon Detector is a solid choice for anyone seeking a reliable, portable solution for monitoring radon levels. It provides essential features for maintaining a healthy home environment, making it particularly suitable for families or individuals concerned about radon exposure.

Rating
9.4
Accuracy
Data Display
Portability

Most important from
10344 reviews

Accuracy
This device is a lifesaver, providing quick and accurate radon readings that helped me discover unsafe levels in my home.
Data Display
It's incredibly easy to use and read, with no complex setup or buttons—just place it and check the screen.
Portability
The portability of the device makes it simple to test different rooms or even other houses, which is much more convenient than using charcoal tests.
Power Source
Battery life is impressive, lasting over a year on the original set without any signs of slowing down.
Maintenance
Compared to other radon detectors, this device doesn't require recalibration and provides consistent results over time.

Buying Guide for the Best Air Quality Monitors

Choosing the right air quality monitor can significantly impact your health and well-being by ensuring you are aware of the air quality in your environment. When selecting an air quality monitor, it's important to consider various specifications that determine its effectiveness and suitability for your needs. Understanding these key specs will help you make an informed decision and find the best fit for your specific situation.
SensorsSensors are the components that detect and measure different pollutants in the air. This spec is crucial because the type and number of sensors determine what pollutants the monitor can detect, such as particulate matter (PM2.5, PM10), volatile organic compounds (VOCs), carbon dioxide (CO2), and carbon monoxide (CO). Basic models may only measure one or two pollutants, while advanced models can detect a wider range. If you live in an area with specific pollution concerns, such as high traffic or industrial activity, choose a monitor with sensors that can detect those particular pollutants.
AccuracyAccuracy refers to how close the monitor's readings are to the actual air quality levels. This is important because inaccurate readings can lead to false assumptions about the safety of your environment. Accuracy can vary based on the quality of the sensors and the technology used. High-accuracy monitors are typically more reliable but may come at a higher cost. If precise data is critical for health reasons, such as for individuals with respiratory conditions, opt for a monitor with proven high accuracy.
Data DisplayData display is how the monitor presents the air quality information to you. This can range from simple LED indicators to detailed digital screens showing real-time data and historical trends. A clear and easy-to-read display is important for quickly understanding air quality levels. If you prefer detailed information and trends, look for monitors with comprehensive digital displays or app connectivity that provides in-depth analysis.
ConnectivityConnectivity refers to the monitor's ability to connect to other devices or networks, such as smartphones, tablets, or smart home systems. This is important for remote monitoring and receiving alerts about air quality changes. Monitors with Wi-Fi or Bluetooth connectivity can sync with apps to provide real-time updates and historical data. If you want to monitor air quality while away from home or integrate the monitor with other smart devices, choose a model with robust connectivity options.
PortabilityPortability is the ease with which you can move the monitor from one location to another. This is important if you need to check air quality in different rooms or take the monitor with you when traveling. Portable monitors are typically smaller and battery-operated, making them convenient for on-the-go use. If you need flexibility in monitoring different environments, opt for a portable model.
Power SourceThe power source of an air quality monitor can be either battery-operated or plug-in. This spec is important for determining where and how you can use the monitor. Battery-operated models offer greater flexibility and portability, while plug-in models may provide more consistent power and are suitable for stationary use. Consider your usage patterns and choose a power source that aligns with your needs, such as a battery-operated model for travel or a plug-in model for continuous home monitoring.
MaintenanceMaintenance involves the upkeep required to keep the monitor functioning properly, such as sensor calibration and filter replacement. This is important because regular maintenance ensures the monitor's accuracy and longevity. Some models require frequent calibration or filter changes, while others are designed to be low-maintenance. If you prefer a hassle-free experience, look for monitors with minimal maintenance requirements or automated calibration features.

FAQ