How Accurate Is the Sensirion SGP41 TVOC Sensor? (airgradient.com) | HN Screenshots

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Screenshot of airgradient.com: How Accurate Is the Sensirion SGP41 TVOC Sensor?

First screen, captured 1 year ago.

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Screenshot of airgradient.com: Air Quality Monitors Compared: AirGradient One vs. Airthings

Air Quality Monitors Compared: AirGradient One vs. Airthings (airgradient.com)

63 points by ahaucnx 2 years ago | 29 comments

Screenshot of airgradient.com: Low Cost CO2 Sensors Comparison: Photo-Acoustic vs. NDIR

Low Cost CO2 Sensors Comparison: Photo-Acoustic vs. NDIR (airgradient.com)

202 points by todsacerdoti 2 years ago | 63 comments

Screenshot of airgradient.com: Air Purifier vs. Positive Pressure Fresh Air System – An Unfair Battle?

Air Purifier vs. Positive Pressure Fresh Air System – An Unfair Battle?(airgradient.com)

207 points by ahaucnx 3 years ago | 102 comments

Screenshot of airgradient.com: Air Quality Monitors from USD $169 to $6k use the same low-cost PM Modules

Air Quality Monitors from USD $169 to $6k use the same low-cost PM Modules (airgradient.com)

103 points by ahaucnx 3 years ago | 38 comments

Screenshot of airgradient.com: Air Quality Monitors Compared: AirGradient vs. Purple Air

Air Quality Monitors Compared: AirGradient vs. Purple Air (airgradient.com)

74 points by ahaucnx 2 years ago | 39 comments

Screenshot of airgradient.com: You Might Not Own the Data of Your Air Quality Monitor

You Might Not Own the Data of Your Air Quality Monitor (airgradient.com)

40 points by ahaucnx 3 years ago | 21 comments