Data from Amazon and official AirGradient and Aqara sites.
2026 verdict
In this 2026 comparison, AirGradient ONE comes out ahead overall. It separates itself most clearly on connectivity and sensors, while still looking better on its broader overall balance. You should still consider Aqara TVOC Air Quality Monitor if price and integrations matters more than raw overall balance. Overall, AirGradient ONE makes more sense for most people.
FeatureAirGradient ONEAqara TVOC Air Quality MonitorWinner
Price$195.00C$42.99Aqara TVOC Air Quality Monitor
Connectivity2.4 GHz Wifi, BluetoothZigbeeAirGradient ONE
IntegrationsHome AssistantGoogle Home, Alexa, Apple HomeKit, Home Assistant, IFTTTAqara TVOC Air Quality Monitor
SensorsTVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, HumidityTVOC, Temperature, HumidityAirGradient ONE
Warranty1 year1 yearTie
Weather ResistanceNONOTie
ScreenYESYESTie
AlertsTemperature Alerts, Humidity Alerts, Air Quality AlertsTemperature Alerts, Humidity Alerts, Air Quality AlertsTie
Winner
$195.00
BUY NOW
  • + Connectivity: 2.4 GHz Wifi, Bluetooth
  • + Sensors: TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity
  • - Price: $195.00 vs C$42.99
  • - Integrations: Home Assistant vs Google Home, Alexa, Apple HomeKit, Home Assistant, IFTTT
14% OFF
C$49.99
C$42.99
BUY NOW
  • + Price: C$42.99
  • + Integrations: Google Home, Alexa, Apple HomeKit, Home Assistant, IFTTT
  • - Connectivity: Zigbee vs 2.4 GHz Wifi, Bluetooth
  • - Sensors: TVOC, Temperature, Humidity vs TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity

Frequently Asked Questions (FAQ)

Which is better overall: AirGradient ONE or Aqara TVOC Air Quality Monitor?
AirGradient ONE has the stronger overall profile in this comparison, especially for connectivity and sensors.
What is the biggest difference between AirGradient ONE and Aqara TVOC Air Quality Monitor?
Price is one of the clearest differences: AirGradient ONE lists $195.00, while Aqara TVOC Air Quality Monitor lists C$42.99.
Which one looks better on price?
AirGradient ONE is listed at $195.00, while Aqara TVOC Air Quality Monitor is listed at C$42.99. Aqara TVOC Air Quality Monitor (better spec).
Who should buy AirGradient ONE?
Choose AirGradient ONE if your priority is connectivity and sensors and that matters more than price.
Who should buy Aqara TVOC Air Quality Monitor?
Choose Aqara TVOC Air Quality Monitor if your priority is price and integrations and that matters more than connectivity.
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