AirGradient Open Air vs Amazon Smart Air Quality Monitor

Updated April 2026

Data from Amazon and official AirGradient site.

2026 verdict

Across the full comparison in 2026, AirGradient Open Air earns the nod. The comparison tilts its way because of weather resistance, sensors, and alerts, with its broader overall balance keeping it in front. Amazon Smart Air Quality Monitor can still be the right pick, but only if price outweighs the wider strengths of AirGradient Open Air. For most setups, AirGradient Open Air is the smarter buy.

Winner

AirGradient

AirGradient Open Air

$190.00

BUY NOW

Amazon

Amazon Smart Air Quality Monitor

$69.99

BUY NOW

Feature	AirGradient Open Air	Amazon Smart Air Quality Monitor	Winner
Price	$190.00	$69.99	Amazon Smart Air Quality Monitor
Weather Resistance	YES (Outdoor)	NO	AirGradient Open Air
Sensors	TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity	TVOC, PM2.5, CO, Temperature, Humidity	AirGradient Open Air
Alerts	Temperature Alerts, Humidity Alerts, Air Quality Alerts	Air Quality Alerts	AirGradient Open Air
Warranty	1 year	1 year	Tie
Connectivity	2.4 GHz Wifi, Bluetooth	2.4 GHz Wifi, Bluetooth	Tie
Screen	NO	NO	Tie
Integrations	Home Assistant	Alexa	Tie

Winner

AirGradient

AirGradient Open Air

$190.00

BUY NOW

+ Weather Resistance: YES (Outdoor)
+ Sensors: TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity
+ Alerts: Temperature Alerts, Humidity Alerts, Air Quality Alerts
- Price: $190.00 vs $69.99

Amazon

Amazon Smart Air Quality Monitor

$69.99

BUY NOW

+ Price: $69.99
- Weather Resistance: NO vs YES (Outdoor)
- Sensors: TVOC, PM2.5, CO, Temperature, Humidity vs TVOC, PM0.3, PM1, PM2.5, PM10, CO2, NOx, Temperature, Humidity

Frequently Asked Questions (FAQ)

Which is better overall: AirGradient Open Air or Amazon Smart Air Quality Monitor?: AirGradient Open Air has the stronger overall profile in this comparison, especially for weather resistance, sensors, and alerts.
What is the biggest difference between AirGradient Open Air and Amazon Smart Air Quality Monitor?: Price is one of the clearest differences: AirGradient Open Air lists $190.00, while Amazon Smart Air Quality Monitor lists $69.99.
Which one looks better on price?: AirGradient Open Air is listed at $190.00, while Amazon Smart Air Quality Monitor is listed at $69.99. Amazon Smart Air Quality Monitor (better spec).
Who should buy AirGradient Open Air?: Choose AirGradient Open Air if your priority is weather resistance and sensors and that matters more than price.
Who should buy Amazon Smart Air Quality Monitor?: Choose Amazon Smart Air Quality Monitor if your priority is price and that matters more than weather resistance.