Best Smart Thermostats
Updated December 2024
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Best Smart Thermostats
2024 Buyer's GuideUpdated December 2024
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Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
AMAZON
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa
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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
3
ECOBEE
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
3
ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified...
ECOBEE
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: Yes
Smart Home Integrations: Amazon Alexa, Google Assistant, iOS, Android, Vera
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4
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
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5
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
6
ecobee New Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri,...
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android
6
ecobee New Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri,...
Programmable: Yes, 7-day schedule
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa, Google Assistant, Apple HomeKit, iOS, Android
7
EMERSON THERMOSTATS
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
7
Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most S...
EMERSON THERMOSTATS
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
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
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
9
9
ecobee Smart Sensor 2 Pack - Comfort, Security, Energy Savings - Smart Home - Compatible with ecobee Smart Thermostats for Home...
Programmable: Yes, with auto-scheduling
Compatibility: Ecobee thermostats
C-Wire Required: No
Smart Home Integrations: Ecobee thermostats
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10
Like-New 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
We also considered 9 others:
Our Top Choice
1
1
Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
AMAZON
Programmable: Yes, with auto-scheduling
Compatibility: 95% of HVAC systems
C-Wire Required: No
Smart Home Integrations: Amazon Alexa
Compare Features
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.
Our Top 3 Smart Thermostat Picks
Trusting Our Top Pick
25
Models
Evaluated
7
Topics
Considered
19
Hours of
Research
8,203
Purchases
Analyzed
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.
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