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10 bestSimple Thermostatof September 2025

112M consumers helped this year.

1

tado° Smart Radiator Thermostat 3-Pack - WiFi Add-On Smart Radiator Valve For Digital Multi Room Control - Easy Installation - Save Heating Costs - Works With Alexa, Apple HomeKit And Google Assistant

tado° Smart Radiator Thermostat 3-Pack - WiFi Add-On Smart Radiator Valve For Digital Multi Room Control - Easy Installation - Save Heating Costs - Works With Alexa, Apple HomeKit And Google Assistant

tado° Smart Radiator Thermostat 3-Pack - WiFi Add-On Smart Radiator Valve For Digital Multi Room Control - Easy Installation - Save Heating Costs - Works With Alexa, Apple HomeKit And Google Assistant

tado

9.9

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10% off

2

tado Smart Thermostat X – Starter Kit Wired Room Thermostat & Bridge X, Control via App & Smart Speaker (Alexa, Siri, Google Assistant), DIY Installation, Not Compatible with tado V3+

tado Smart Thermostat X – Starter Kit Wired Room Thermostat & Bridge X, Control via App & Smart Speaker (Alexa, Siri, Google Assistant), DIY Installation, Not Compatible with tado V3+

tado Smart Thermostat X – Starter Kit Wired Room Thermostat & Bridge X, Control via App & Smart Speaker (Alexa, Siri, Google Assistant), DIY Installation, Not Compatible with tado V3+

tado

9.8

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14% off

3

tado Wired Smart Thermostat - Add-On Thermostat For Multizone Control, Digital Heating Management, Easy Installation, Save Heating Energy And Costs - Replacement Of Existing Wired Thermostats

tado Wired Smart Thermostat - Add-On Thermostat For Multizone Control, Digital Heating Management, Easy Installation, Save Heating Energy And Costs - Replacement Of Existing Wired Thermostats

tado Wired Smart Thermostat - Add-On Thermostat For Multizone Control, Digital Heating Management, Easy Installation, Save Heating Energy And Costs - Replacement Of Existing Wired Thermostats

tado

9.6

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4

Drayton Wiser Smart Thermostat Dual Zone Heating and Hot Water Control - Works with Amazon Alexa, Google Home, IFTTT

Drayton Wiser Smart Thermostat Dual Zone Heating and Hot Water Control - Works with Amazon Alexa, Google Home, IFTTT

Drayton Wiser Smart Thermostat Dual Zone Heating and Hot Water Control - Works with Amazon Alexa, Google Home, IFTTT

Drayton by Schneider Electric

9.4

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18% off

5

Hive Thermostat Mini for Heating and Hot Water (Conventional boiler) without Hive Hub - Energy Saving Thermostat

Hive Thermostat Mini for Heating and Hot Water (Conventional boiler) without Hive Hub - Energy Saving Thermostat

Hive Thermostat Mini for Heating and Hot Water (Conventional boiler) without Hive Hub - Energy Saving Thermostat

Hive

9.2

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OtherRelated productsUp to 4% off

Honeywell Home T6 Wired Smart Thermostat, Black

Honeywell Home T6 Wired Smart Thermostat, Black

HONEYWELL ST9400C Thermostat Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White, 1

HONEYWELL ST9400C Thermostat Programmer. 7, 2-Channel, 3 on/Off per Day, 24 V, White, 1

Honeywell Home T3R Wireless 7-Day Programmable Thermostat, White

Honeywell Home T3R Wireless 7-Day Programmable Thermostat, White

Honeywell-Resideo Totalhome CM927 CM921 CM727 CM721 CMS927 CMS927B1049 (Mk2 Replacement) Wireless Room Thermostat & Receiver TTHWFP - Hanicks

Honeywell-Resideo Totalhome CM927 CM921 CM727 CM721 CMS927 CMS927B1049 (Mk2 Replacement) Wireless Room Thermostat & Receiver TTHWFP - Hanicks

33% off

6

Hive Thermostat Mini for Heating (Combi Boiler) without Hive Hub - Multizone

Hive Thermostat Mini for Heating (Combi Boiler) without Hive Hub - Multizone

Hive Thermostat Mini for Heating (Combi Boiler) without Hive Hub - Multizone

Hive

8.9

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7

Honeywell Home T136C110AEU T136 : Thermostat programmable, Blanc

Honeywell Home T136C110AEU T136 : Thermostat programmable, Blanc

Honeywell Home T136C110AEU T136 : Thermostat programmable, Blanc

Honeywell

8.7

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8

Google Nest Learning Thermostat 3rd Generation, Stainless Steel - Smart Thermostat - A Brighter Way To Save Energy

Google Nest Learning Thermostat 3rd Generation, Stainless Steel - Smart Thermostat - A Brighter Way To Save Energy

Google Nest Learning Thermostat 3rd Generation, Stainless Steel - Smart Thermostat - A Brighter Way To Save Energy

Google Nest

8.4

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9

Netatmo Connected and Smart Energy Saving Thermostat - WiFi - Reduce Bills & Control Heating Remotely by App | Compatible with Individual Boilers, NTH01-AMZ

Netatmo Connected and Smart Energy Saving Thermostat - WiFi - Reduce Bills & Control Heating Remotely by App | Compatible with Individual Boilers, NTH01-AMZ

Netatmo Connected and Smart Energy Saving Thermostat - WiFi - Reduce Bills & Control Heating Remotely by App | Compatible with Individual Boilers, NTH01-AMZ

Netatmo

8.2

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10

Honeywell Programmable Thermostat Lyric Smart Wi-Fi, Y6R910RW8021, 5 voltsV

Honeywell Programmable Thermostat Lyric Smart Wi-Fi, Y6R910RW8021, 5 voltsV

Honeywell Programmable Thermostat Lyric Smart Wi-Fi, Y6R910RW8021, 5 voltsV

Honeywell Home

7.9

Buy it on Amazon