Smart thermostats are becoming a must-have in UK homes, helping you control heating efficiently, save on energy bills, and boost comfort—all from your smartphone. In 2025, the market offers a range of models packed with features like voice control, smart scheduling, and compatibility with smart home systems.
Here’s your ultimate guide to the best smart thermostats in the UK for 2025, plus tips on what to look for when choosing one.
Top 5 Smart Thermostats in the UK 2025
1. Google Nest Learning Thermostat (3rd Gen)
- Why we love it: Learns your schedule to optimize heating automatically.
- Features: Wi-Fi enabled, voice control (Google Assistant, Alexa), energy reports, remote control via app.
- Price: Around ÂŁ200
- Best for: Smart home enthusiasts who want hands-free heating control.
- Programmable smart thermostat that learns your schedule and the temperatures you like and programs itself to help you sa…
- With Energy History, just check your phone to see how much energy you used and why, or use Quick View on the display to …
- The Nest Learning Thermostat works with the Nest Temperature Sensor (sold separately) to help make sure a certain room i…
ÂŁ334.73
2. Hive Active Heating 2
- Why we love it: Easy setup with popular UK boiler systems.
- Features: Geolocation, scheduling, smartphone control, works with Alexa and Google Home.
- Price: Around ÂŁ150
- Best for: Simple integration with Hive ecosystem and UK boilers.
- Heating Boost – For up to six hours
- Heating Schedules – Set up to 6 daily time slots
- Automatic Frost Protection – Helps prevent frozen pipes
ÂŁ189.00
3. Tado Smart Thermostat V3+
- Why we love it: Advanced geofencing and weather adaptation.
- Features: Multi-room control, smart schedule, open window detection, app and voice control.
- Price: Around ÂŁ180
- Best for: Energy-conscious users wanting detailed control and reports.
- SAVE ENERGY with the smart heating expert; tado° Wired Smart Thermostats are designed and engineered in Germany and made…
- QUALITY AND EXPERTISE: tado° leads in intelligent climate control technology, widely installed across Europe, known for …
- UNIQUE FEATURES: The tado° app offers smart heating control on your smartphone with Open Window Detection (no extra sens…
ÂŁ164.09
4. Ecobee Smart Thermostat with Voice Control
- Why we love it: Built-in Alexa, room sensors for accurate temperature control.
- Features: Smart sensor technology, energy reports, remote app control.
- Price: Around ÂŁ220
- Best for: Larger homes and those needing multi-room temperature management.
- Precise Temperature Control – Achieve a more accurate temperature experience by placing ecobay temperature sensor on you…
- Group Linkage Function – Use the temperature sensor as a master control to manage multiple TRVs in your house. When you …
- Programmable – Customize your heating schedule with programmable settings on the external sensor that allow you to set s…
ÂŁ29.99
5. Honeywell Home T6R Smart Thermostat
- Why we love it: Reliable, user-friendly with touch screen.
- Features: Zoned heating control, app scheduling, voice assistant compatible.
- Price: Around ÂŁ160
- Best for: Users wanting dependable basic smart thermostat features.
- Beautifully Clear – small but perfectly formed, Mini’s elegant mirrored design and clear interface blends in with your h…
- Easy to Use – change the temperature quickly and simply on the Thermostat itself or use the Hive app to set schedules, b…
- Geolocation – with the Hive app, you’ll get a reminder to turn off the heating if you leave home when the heating is due…
ÂŁ72.00
Buyer’s Guide: What to Consider When Choosing a Smart Thermostat
- Compatibility: Check if the thermostat works with your boiler and heating system type.
- Control Options: Smartphone app, voice control (Alexa, Google Assistant, Siri), manual controls.
- Scheduling & Learning: Automatic learning saves energy; manual scheduling offers customization.
- Energy Reports: Some models provide insights on usage and savings.
- Sensors: Additional room sensors improve temperature accuracy in different zones.
- Installation: DIY-friendly or professional installation required?
- Price: Budget vs premium features balance.
Final Thoughts
Smart thermostats can reduce heating costs while adding convenience and comfort to UK homes. Whether you want the self-learning power of the Google Nest or the detailed control of Tado V3+, there’s a smart thermostat to fit every need and budget in 2025.