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.
| Feature | AirGradient ONE | AirGradient Open Air | Winner |
|---|---|---|---|
| Price | $195.00 | $190.00 | AirGradient Open Air |
| Weather Resistance | NO | YES (Outdoor) | AirGradient Open Air |
| Screen | YES | NO | AirGradient ONE |
| Warranty | 1 year | 1 year | Tie |
| Connectivity | 2.4 GHz Wifi, Bluetooth | 2.4 GHz Wifi, Bluetooth | Tie |
| Integrations | Home Assistant | Home Assistant | Tie |
| Sensors | TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity | TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity | Tie |
| Alerts | Temperature Alerts, Humidity Alerts, Air Quality Alerts | Temperature Alerts, Humidity Alerts, Air Quality Alerts | Tie |
$195.00
- + Screen: YES
- - Price: $195.00 vs $190.00
- - Weather Resistance: NO vs YES (Outdoor)
Winner
$190.00
- + Price: $190.00
- + Weather Resistance: YES (Outdoor)
- - Screen: NO vs YES
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.
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