AirGradient ONE vs AirGradient Open Air

Full Smart Air Quality Monitors comparison in 2026

Data from Amazon and official AirGradient site.
2026 verdict
In 2026, AirGradient Open Air stands out as the more complete option. Its strongest advantages show up in price and weather resistance, with its broader overall balance helping widen the gap. The only strong reason to choose AirGradient ONE is if screen is more important to you than the overall verdict. In practical terms, AirGradient Open Air is the easier product to recommend.
FeatureAirGradient ONEAirGradient Open AirWinner
Price$195.00$190.00AirGradient Open Air
Weather ResistanceNOYES (Outdoor)AirGradient Open Air
ScreenYESNOAirGradient ONE
Warranty1 year1 yearTie
Connectivity2.4 GHz Wifi, Bluetooth2.4 GHz Wifi, BluetoothTie
IntegrationsHome AssistantHome AssistantTie
SensorsTVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, HumidityTVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, HumidityTie
AlertsTemperature Alerts, Humidity Alerts, Air Quality AlertsTemperature Alerts, Humidity Alerts, Air Quality AlertsTie

Frequently Asked Questions (FAQ)

Which is better overall: AirGradient ONE or AirGradient Open Air?
AirGradient Open Air has the stronger overall profile in this comparison, especially for price and weather resistance.
What is the biggest difference between AirGradient ONE and AirGradient Open Air?
Price is one of the clearest differences: AirGradient ONE lists $195.00, while AirGradient Open Air lists $190.00.
Which one looks better on price?
AirGradient ONE is listed at $195.00, while AirGradient Open Air is listed at $190.00. AirGradient Open Air (better spec).
Who should buy AirGradient ONE?
Choose AirGradient ONE if your priority is screen and that matters more than price.
Who should buy AirGradient Open Air?
Choose AirGradient Open Air if your priority is price and weather resistance and that matters more than screen.
AirGradient

More AirGradient products

A sharper look at other AirGradient products worth comparing.

Smart Home Planner