Ecobee  has sold a little less than 500,000 connected thermostats since its founding in 2007 according to its CEO Stuart Lombard. The Canadian company’s thermostats are connected, use algorithms that can help you save on your monthly utility bills and have open APIs. The company itself has a vision of the future that involves more sensors and smarter computers in the cloud, not necessarily on the wall. You probably haven’t heard of it.

On the other hand is Nest(s goog), a newer maker of connected thermostats and a company that everyone aspires to be like when it comes to the connected home. While there are no definite numbers available, the company, which was purchased by Google in February for $3.2 billion, has sold an estimated 1 million thermostats. They are beautiful blue half circles easily noticed on the walls of people’s homes. They are connected via multiple radios, learn…