Sonoff SNZB-02M AirGuard TH Pressure Sensor vs SwitchBot Meter Plus

The Sonoff SNZB-02M AirGuard TH Pressure Sensor wins overall, with a higher owner rating, a longer warranty, a longer battery life and an extra pressure sensor. The SwitchBot Meter Plus counters with a lower price, a bigger screen and weather resistance.

The Sonoff adds barometric pressure sensing and native alerts with no extra hardware, while the SwitchBot Meter Plus has a large 3-inch display, an IP65 rating, and reaches most major platforms over Bluetooth alone.

The SwitchBot Meter Plus, with a 3-inch LCD. The Sonoff SNZB-02M AirGuard TH Pressure Sensor has no display at all.

The SwitchBot Meter Plus carries an IP65 rating, suitable for kitchens, bathrooms and greenhouses. The Sonoff SNZB-02M AirGuard TH Pressure Sensor has no weather-resistance rating and is meant for indoor use.

Zigbee households that want the longest battery life, a barometric pressure reading, and alerts that work without any additional hub purchase.

Buyers who want a large, glanceable screen, splash resistance for a kitchen or bathroom, and out-of-the-box reach to Google Home, Alexa, HomeKit and SmartThings over Bluetooth.