Best Siri Thermostats of 2026

The tado° Thermostat V3+ offers full control over your heating via the intuitive tado° app, allowing you to adjust temperatures from anywhere and reduce energy use, saving you money. The Heating Boost feature quickly warms all rooms for 30 minutes with a single tap, perfect for when you need immediate comfort. Smart Schedules let you set the ideal temperature in each room at any time, activating only when someone is home, so you avoid wasting energy. Plus, if the app detects no one is home or an open window, it sends reminders to turn down the heating, helping you stay efficient and in control.

The tado° Smart Radiator Thermostat offers a practical solution for maximising energy savings in your home. By controlling multiple radiators and rooms, you can tailor your heating to your lifestyle, ensuring comfort while reducing costs. With easy installation, you can set up the thermostats yourself with just a few simple steps. The thermostats are compatible with most radiator valves, making them a versatile addition to your home heating system. Plus, the ability to create smart schedules allows you to efficiently manage heating according to your routine.

The Refoss Smart Thermostat offers advanced control for your heating system, allowing you to manage your home's temperature remotely via the free Refoss app or through voice commands with Siri, Alexa, or Google Home. The open window detection function helps you save energy by automatically shutting off heating when a window is open, reducing your electricity bills. With dual temperature sensors, you can ensure optimal comfort by accurately sensing both air and floor temperatures. Additionally, the scheduling feature allows you to set up to eight events daily, ensuring your heating adjusts to your routine seamlessly.

The tado Thermostat X offers smart heating control that helps you save energy, with an average reduction of 22 percent when using the extra battery set. It is easy to install yourself, even without an internet connection, and works with various heating systems like gas boilers, heat pumps, and underfloor heating. You can control your heating conveniently via the app, allowing you to set schedules and adjust temperatures from anywhere. Additionally, it integrates seamlessly with smart speakers like Alexa, Google Assistant, and Siri, enabling voice control for each room’s temperature.

The tado° Smart Thermostat X allows you to save an average of 22% on energy costs, making it a smart investment for your home. With easy DIY installation, you can fit it to almost any radiator valve, ensuring a secure and leak-free setup. The app gives you full control over your heating system, enabling smart scheduling and geofencing to adjust temperatures based on your location. You can also enjoy the convenience of voice control through smart speakers like Alexa, Google Assistant, or Siri.

The tado° Smart Thermostat X offers a convenient way to control your heating and hot water from anywhere. With its wireless connectivity, you can easily adjust settings via the app, ensuring your home is always at the perfect temperature. The compatibility with smart speakers like Alexa, Siri, and Google Assistant allows for hands-free operation, making it even more user-friendly. Additionally, the included stand means you can place the thermostat wherever it suits you best, enhancing both functionality and ease of use.

The tado° Smart Thermostat X offers an efficient way to manage your heating, helping you save an average of 22% on energy costs. Its easy DIY installation means you can set it up without fuss, fitting it to almost any radiator valve. You can control your heating effortlessly through the app, allowing for smart scheduling and geofencing features that adapt to your lifestyle. With compatibility for voice assistants like Alexa and Siri, adjusting the temperature in each room becomes incredibly convenient.

The tado° Wired Thermostat allows you to save energy while enjoying full control over your home heating. With its smart heating technology, you can easily manage your heating from anywhere using the intuitive app. The Open Window Detection feature automatically adjusts the temperature when it senses an open window, preventing energy waste. Additionally, the Smart Schedules feature lets you programme your heating according to your daily routine, ensuring warmth when you need it most. With Advanced Geofencing, you can preheat your home before you arrive, adding convenience to your lifestyle.

The tado° Smart Thermostat allows you to control multiple radiators and heating zones individually through a single app, enhancing your comfort and energy efficiency. You can effortlessly manage the temperature in all rooms, ensuring a personalised environment. With various adapters included, it fits most radiators and can be mounted in different orientations. The device requires a tado° Starter Kit to function, making it an ideal add-on for those looking to optimise their heating system.

The HOMEPILOT Smart Thermostat is a versatile device that enhances your home’s heating and cooling systems. It allows you to control almost any radiator or underfloor heating, ensuring precise temperature regulation and energy efficiency. You can programme your schedules easily, making it convenient to adjust your heating according to your daily routine. Additionally, voice control compatibility with Alexa, Google Assistant, and Siri means you can change the temperature without lifting a finger, adding a modern touch to your home comfort.