Should you buy the Nest 3rd Generation Learning Thermostat? Best answer: The Learning Thermostat can quickly pay itself off and allows you to regulate your home’s temperature from anywhere, but unless you’re dead set on the stainless steel design, Nest’s cheaper Thermostat E is a more practical buy.Click to see full answer. In respect to this, is it worth it to buy a Nest thermostat?The Nest Learning Thermostat’s ability to program itself and extensive smart home compatibility make it the best smart thermostat you can currently buy. We think this price is worth the investment, but you can get similar functionality, though fewer HVAC options, with Nest’s budget model, the Nest Thermostat E. are nest products worth it? Yes. That is, Nest products look really good, work really well — and probably cost a good bit more than something that doesn’t look as good and work as well. And that makes sense when you remember that Nest was started by one of the guys who helped make the first iPod. Moreover, does Nest thermostat really save money? On average the Nest thermostat saved US customers about 10-12% on their heating bills and about 15% on their cooling bills. You’ll see estimated savings for every year that you own a Nest Thermostat. It will even tell you if there are utility programs in your area that will pay you for being more efficient.Is there a monthly fee for Nest thermostat?There is no extra subscription to get full functionality out of your Nest thermostat. Nest does sell a subscription service called Nest Aware. However, the Nest Aware service applies only to Nest’s video recording devices.