And from the time you get it installed, you’ll be able to keep an eye on what you’re using, schedule your heating and use smart features to ensure you don’t waste heat on empty rooms or leave the heat on when no one’s in.

But finding a great deal starts with getting the right smart heating system for you.

Which smart thermostat should you buy?

Different brands of smart heating systems focus on different heat-saving features. Depending on the size of your home and your household habits, one will work better for you than the others.

To find out which one is right for you, browse our round-up of the best smart thermostats we’ve tested. We’ve reviewed the key brands available in the UK, and we’d recommend one of these names, rather than opting for an unknown brand.

When you read our reviews, you might want to have a few questions in mind.

Which features are most important to you? Some key features include geo-fencing and open window detection. Do you plan to invest further in your smart heating? You can always add to your system in the future with smart radiator valves, so make sure you choose a system that offers these at a reasonable price. Do you need a multi-zone system? If you have a larger home, this is likely the best option for you. Are you willing to pay for installation, or do you need a smart thermostat you can fit yourself?Do you have a combi or conventional boiler? You’ll also need to get the correct kit.

When can you get the best deals?

Where should you look for the best deals?

Obviously, your first port of call should be your preferred brand’s own website. Then try other retailers like Currys and Screwfix.

Emma is Home Tech Editor at Tech Advisor. She covers everything from kitchen appliances to smart home devices, from floor care to personal care to air care technology. She’s particularly interested in environmentally conscious brands and products that save people time and money.