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Are smart thermostats worth it?
How much can you save on your energy bills with a smart thermostat? And how long will it take to pay for itself? We’ve crunched the numbers to see if smart thermostats from brands such as Hive and Nest can save you money.
How to buy the best smart thermostat
Use our smart thermostat reviews and guide to smart thermostat features to choose the smart thermostat that's right for you and your home.
Nest thermostat vs other smart thermostats
Find out what Nest and other leading smart thermostat brands such as Honeywell and Hive have to offer, and pick the right thermostat for your home. Read in-depth expert verdicts from Which? on the most popular models.