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10 Best Air Quality Monitors 2025 in the United States
#1
Winner
Airthings 2960 View Plus - Battery Powered Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)
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.
Rating
9.9
Chosen by1,145
Sensors
Data Display
Connectivity
Most important from
1597 reviews
#2
Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors
The Airthings 325 Corentium Home 2 is a solid choice for anyone specifically concerned about radon gas in their home. It provides continuous, long-term radon monitoring with proven accuracy, which is crucial since radon is a dangerous, cancer-causing gas that isn't detectable by smell or sight. The device stands out by adding Bluetooth connectivity, allowing you to easily view radon levels over time on a smartphone or tablet through its app. This app also displays radon trends and offers personalized tips, helping you understand and manage your home’s radon exposure effectively.
Rating
9.8
Sensors
Accuracy
Connectivity
Most important from
10450 reviews
#3
Amazon Smart Air Quality Monitor – Know your air, Works with Alexa
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.
Rating
9.6
Sensors
Data Display
Connectivity
Most important from
5045 reviews
Top 10 Best Air Quality Monitors 2025 in the United States
#1
Winner
9.9 score
Airthings 2960 View Plus - Battery Powered Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)
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
Chosen by 1145 this week
Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors
Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors
Sensors: radon detector
Accuracy: proven accuracy
Data Display: app on smartphone or tablet
Connectivity: Bluetooth
Portability: compact, lightweight design
Power Source: battery powered
Maintenance: periodic AA battery replacement
Amazon Smart Air Quality Monitor – Know your air, Works with Alexa
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
Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
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
SAF Aranet4 Home: Wireless Indoor Air Quality Monitor for Office or School (CO2, Temperature, Humidity and More) Portable, Battery Powered, E-Ink Screen, App for Configuration & Data History
SAF Aranet4 Home: Wireless Indoor Air Quality Monitor for Office or School (CO2, Temperature, Humidity and More) Portable, Battery Powered, E-Ink Screen, App for Configuration & Data History
Sensors: CO2, temperature, humidity, pressure
Accuracy: NDIR sensor technology
Data Display: Color-coded, e-ink screen
Connectivity: Wireless
Portability: Portable
Power Source: 2 AA batteries, up to 4 years
Maintenance: Minimal, occasional calibration
Related Products
Airthings 2930 Wave Plus - Radon & Air Quality Monitor, Battery Powered (CO2, VOC, Humidity, Temp, Pressure)
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)
Temtop Air Quality Monitor PM2.5 PM10 Particle Counter, Formaldehyde, Temperature, Humidity, TVOC AQI Tester for Indoor/Outdoor Air Pollution Detection w/Data Export
Temtop Air Quality Monitor PM2.5 PM10 Particle Counter, Formaldehyde, Temperature, Humidity, TVOC AQI Tester for Indoor/Outdoor Air Pollution Detection w/Data Export
Sensors: Electrochemical
Accuracy: R2 value up to 0.999
Data Display: Histogram, easy-to-read display
Connectivity: Data export to Excel
Portability: Portable, indoor and outdoor use
Power Source: Battery Powered, 1 Lithium Ion
Maintenance: Pre-calibrated sensors, periodic checks
#10
7.8 score
Qingping Air Quality Monitor Gen 2, Air Quality Monitor Indoor Detects PM2.5, CO2, PM10, Noise, Temperature and Humidity, New Upgraded Alarm Clock Function, Air Quality Tester for Bedroom, Smart Home
Qingping Air Quality Monitor Gen 2, Air Quality Monitor Indoor Detects PM2.5, CO2, PM10, Noise, Temperature and Humidity, New Upgraded Alarm Clock Function, Air Quality Tester for Bedroom, Smart Home
Sensors: PM2.5, PM10, CO2, temp, humidity
Data Display: 4-inch IPS touchscreen, color indicators
Connectivity: 2.4GHz and 5GHz Wi-Fi
Portability: Compact, lightweight, indoor use
Power Source: Rechargeable lithium-ion battery, USB
Maintenance: Replaceable PM sensor, pop-up design
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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.