10 Best Thermostats
From leading brands and best sellers available on the web.45,000 reviews analyzed
More great picks just for you
Our Top Picks
Winner
tado Smart Thermostat X – Starter Kit Wired Room Thermostat & Bridge X, Control via App & Smart Speaker (Alexa, Siri, Google Assistant), DIY Installation
tadoThe tado Smart Thermostat X Starter Kit is a strong choice for those looking to improve heating control and save on energy costs in their home. It is compatible with a range of heating systems including gas boilers (supporting OpenTherm and relay control), heat pumps, and wired underfloor heating, making it versatile for many households. Installation is designed to be DIY-friendly, with clear instructions and all necessary mounting materials included, though some familiarity with wiring might be helpful.
One of the standout features is its smart capabilities. You can control temperatures easily via the smartphone app or voice commands through Alexa, Google Assistant, or Siri, which adds great convenience. The thermostat’s display is simple and intuitive, so adjusting settings directly on the device is straightforward. The inclusion of the Bridge X ensures a stable connection using the latest smart home standards like Thread and Matter, helping future-proof your setup.
Energy efficiency is a key focus with this model. The AI Assist technology can reduce heating expenses by up to 55% through smart functions like geofencing (which adjusts heating based on your location), open window detection, and holiday mode. These features provide helpful automation without needing much user input. This thermostat is not compatible with older tado models (V3+ or below), so it’s best suited for new installations or full upgrades. While installation is marketed as easy, some users without any electrical experience may find wiring a bit challenging and might prefer professional help. The tado Smart Thermostat X is ideal for UK homeowners seeking an energy-efficient, smart heating solution that integrates well into modern smart homes and offers both app and voice controls. It combines user-friendly design with advanced features, though some DIY confidence is required during setup.
Hive Thermostat for Heating & Hot Water Control (Conventional Boilers), With Hive Nano 3 Hub, White, A Conventional Boiler is Required
The Hive Nano 3 thermostat is a solid choice for those with conventional boilers looking to upgrade to a smart heating system. It offers good compatibility with typical heating and hot water controls, connecting easily via its new Wi-Fi hub that supports multiple Hive devices without clutter. Programmability is straightforward, letting you set up to six daily heating and hot water time slots, which is enough flexibility for most daily routines.
Smart features like geolocation help save energy by adjusting heating based on whether you’re home, and Holiday Mode keeps your system efficient while you’re away. The touchscreen interface and voice control make operating the thermostat simple and modern, although the touchscreen is relatively basic compared to some higher-end models. Installation requires hardwiring to your heating system, so it may be best suited for those comfortable with some home wiring or willing to hire a professional. Energy efficiency is supported through the scheduling and boosting options, plus automatic frost protection helps prevent damage during cold weather. The Hive app adds convenience for remote control and monitoring.
It’s designed specifically for conventional boilers, so it may not work with all heating systems. Also, while it includes a 50% discounted annual plan for extra energy savings, full access to advanced features might require a subscription. This thermostat suits homeowners seeking a user-friendly, smart heating control that balances modern features with easy programmability and reliable connectivity.
tado Wireless Smart Thermostat X – Starter Kit with Bridge X and Stand, Boiler and Hot Water Control via App & Smart Speaker (Alexa, Siri, Google Assistant)
tadoThe tado Wireless Smart Thermostat X Starter Kit is a modern solution for smart home heating management. It's particularly well-suited for users looking to save on energy and heating costs, thanks to its intelligent technology that optimizes heating across multiple rooms. This thermostat is compatible with gas-fired boilers and heat pumps, making it versatile for various home heating systems. It offers a range of smart features, including control via an app and voice commands through Amazon Alexa, Google Assistant, or Apple Siri, adding convenience to its operation.
The thermostat boasts programmability with smart scheduling and an advanced geofencing feature that adjusts the heating as you come and go. It also includes an open-window sensor, which helps in conserving energy. The user interface is intuitive, featuring a straightforward digital display, making it easy to manage temperature settings.
Energy efficiency is a strong point for this product, as it provides insights into energy costs and offers solutions for heating problems. The optional Auto-Assist package further enhances its capability to save energy by automating certain features. Installation is simplified with a DIY approach, although it's crucial to note that it requires the Bridge X for network connectivity, which is included in the kit.
However, a significant drawback is its incompatibility with older tado models like the tado V3+. Additionally, while installation is generally user-friendly, those unfamiliar with smart technology might find initial setup requires a bit of time. Also, being battery-powered, it requires periodic battery replacement. Despite these minor issues, the tado Wireless Smart Thermostat X is a strong choice for tech-savvy individuals seeking a comprehensive, energy-efficient heating solution.

















