Best Smart Home Thermostats Updated December 2024

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Best Smart Home Thermostats
2024 Buyer's GuideUpdated December 2024
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10.0

1

10.0

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Nest
Compare
Picked by 149 people today!
Picked by 149 people today!

10.0

1
Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Nest

9.7

2

9.7

Google Nest Learning Thermostat - 3rd Gen (2015) - Programmable Smart Thermostat for Home - Works with Alexa - Stainless Steel
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, Nest

9.7

2
Google Nest Learning Thermostat - 3rd Gen (2015) - Programmable Smart Thermostat for Home - Works with Alexa - Stainless Steel
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, Nest

9.4

3

9.4

Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, IFTTT, iOS, Android

9.4

3
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, IFTTT, iOS, Android

9.2

4

9.2

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Snow (Renewed)
Programmable: Yes, 7-day schedule
Compatibility: 85% of HVAC systems
C-Wire Required: Depends on system
Smart Home Integrations: Google Assistant
Compare
Compare

9.2

4
Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Snow (Renewed)
Programmable: Yes, 7-day schedule
Compatibility: 85% of HVAC systems
C-Wire Required: Depends on system
Smart Home Integrations: Google Assistant
Compare

9.1

5

9.1

ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified...
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Vera

9.1

5
ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified...
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Vera

8.9

6

8.9

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa
Compare
Compare

8.9

6
Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa

8.7

7

8.7

ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Ce...
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android
Compare
Compare

8.7

7
ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Ce...
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android

8.6

8

8.6

Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most S...
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: Depends on system
Smart Home Integrations: Amazon Alexa, Google Home, Samsung SmartThings

8.6

8
Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most S...
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: Depends on system
Smart Home Integrations: Amazon Alexa, Google Home, Samsung SmartThings

8.5

9

8.5

Honeywell Home RTH6580WF Wi-Fi 7-Day Programmable Thermostat
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, IFTTT, iOS, Android

8.5

9
Honeywell Home RTH6580WF Wi-Fi 7-Day Programmable Thermostat
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, IFTTT, iOS, Android

8.4

10

8.4

Certified Refurbished Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required
Programmable: Yes, with auto-scheduling
Compatibility: Most 24V HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa

8.4

10
Certified Refurbished Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required
Programmable: Yes, with auto-scheduling
Compatibility: Most 24V HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa

Our Top Choice

10.0

1

10.0

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Nest
Compare
Picked by 149 people today!
Picked by 149 people today!

10.0

1
Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Nest

Compare Features

Smart Home Integrations
Best Smart Thermostat
1. Google Nest Charcoal Smart Thermostat
GOOGLE Preview GOOGLE Preview
GOOGLE
at Amazon
Holiday Deal
2. Google Nest Learning Smart Thermostat (3rd Gen)
GOOGLE Preview GOOGLE Preview
GOOGLE
at Amazon
Holiday Deal
3. Honeywell Home Wi-Fi Color Smart Thermostat
HONEYWELL Preview HONEYWELL Preview
HONEYWELL
at Amazon
4. Google Nest Smart Thermostat (Renewed)
GOOGLE Preview GOOGLE Preview
GOOGLE
at Amazon
5. ecobee3 lite Smart Thermostat
ECOBEE Preview ECOBEE Preview
ECOBEE
at Amazon
Popular
6. Amazon Smart Thermostat
AMAZON Preview AMAZON Preview
AMAZON
at Amazon
Premium Pick
7. Ecobee 2022 Smart Thermostat
ECOBEE Preview ECOBEE Preview
ECOBEE
at Amazon
8. Emerson Sensi Lite Smart Thermostat
EMERSON THERMOSTATS Preview EMERSON THERMOSTATS Preview
EMERSON THERMOSTATS
at Amazon
9. Honeywell RTH6580WF Home Wi-Fi Thermostat
HONEYWELL Preview HONEYWELL Preview
HONEYWELL
at Amazon
Best Value
10. Amazon Smart Thermostat (Refurbished)
AMAZON Preview AMAZON Preview
AMAZON
at Amazon
Deal
Save 23% Save 33% Save 44% — Save 13% — — Save 29% Save 41% Save 43%
Deal Save 23% Save 33% Save 44% — Save 13% — — Save 29% Save 41% Save 43%
Programmable
Yes, 7-day schedule Yes, with auto-scheduling Yes, 7-day schedule Yes, 7-day schedule Yes, 7-day schedule Yes, with auto-scheduling Yes, with auto-scheduling Yes, with auto-scheduling Yes, 7-day schedule Yes, with auto-scheduling
Programmable
Yes, 7-day schedule Yes, with auto-scheduling Yes, 7-day schedule Yes, 7-day schedule Yes, 7-day schedule Yes, with auto-scheduling Yes, with auto-scheduling Yes, with auto-scheduling Yes, 7-day schedule Yes, with auto-scheduling
Compatibility
95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 85% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems Most 24V HVAC systems
Compatibility
95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 85% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems 95% of HVAC systems Most 24V HVAC systems
C-Wire Required
No No Yes Depends on system Yes No Yes Depends on system Yes Yes
C-Wire Required
No No Yes Depends on system Yes No Yes Depends on system Yes Yes
Smart Home Integrations
Amazon Alexa, Google Assistant, iOS, Android, Nest Amazon Alexa, Google Assistant, Nest Amazon Alexa, Google Assistant, IFTTT, iOS, Android Google Assistant Amazon Alexa, Google Assistant, iOS, Android, Vera Amazon Alexa Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android Amazon Alexa, Google Home, Samsung SmartThings Amazon Alexa, Google Assistant, IFTTT, iOS, Android Amazon Alexa
Smart Home Integrations
Amazon Alexa, Google Assistant, iOS, Android, Nest Amazon Alexa, Google Assistant, Nest Amazon Alexa, Google Assistant, IFTTT, iOS, Android Google Assistant Amazon Alexa, Google Assistant, iOS, Android, Vera Amazon Alexa Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android Amazon Alexa, Google Home, Samsung SmartThings Amazon Alexa, Google Assistant, IFTTT, iOS, Android Amazon Alexa

Smart Thermostat Buyer's Guide



Navigating the many choices for every purchase can be challenging. Our team spends hours doing research on every product under the sun, and we summarize that information in clear, precise comparisons. Our top pick is based on the factors that are important to our readers, the most popular products in each category, and our data-driven analysis of all the options. We do our best to give you all the information you need to make the right purchase in one place.


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19
Hours of
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Our recommendations are based on expert comparisons between available products in each category. We choose the topics that we think matter most to our readers, and provide concise, clear comparisons of the features that matter. Our rankings change day-to-day based on new data and shopping trends, so we can identify top-performing products and tailor our recommendations to exactly what our readers are looking for.