Thermostats have a wide price range. This is due to the respective type of design, functionality and comfort. They differ in the features mentioned above. Many thermostats are programmable, while others can only be set by means of a plug-in wheel. Others can only be mounted directly on your heat wave heater, while others can be mounted anywhere in the room. This is why there are such price variations. You have to decide for yourself which feature or type of thermostat is important to you. Consequently, you can also decide what a thermostat should cost you.