ADVANCED FEATURES: The iComfort S30 smart thermostat’s “Smart Away” mode monitors air quality and pollen levels in the homeowner’s zip code and offers peace of mind with its advanced warning system.

Bittschau reported that over the last three years, the smart thermostat adoption rate in the U.S. has tripled from 4 to 12 percent, as of this year’s IPSOS Omnibus study. In Bittschau’s assessment, ...

Read CR's review of the Lennox iComfort M30 thermostat to find out if it's worth it. Ad-free. Influence-free. ... An evaluation based on the smart features and functions associated with thermostats.