Best Alexa-Compatible Smart Thermostats

A list of the best-selling devices on Amazon!

More smart home best-seller lists via the menu below!

Note: Best-seller lists sourced via the Amazon Product API and updated daily.

No. 1
Introducing Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required
  • Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and...
  • Save money - After purchase, Amazon will send you an email with details about rebates that may be...
  • Save energy - ENERGY STAR certified thermostats are required to save an average of $50 on yearly...
SaleNo. 2
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
  • COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your...
  • YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak...
  • EASY OPERATION AND INTUITIVE. Bright, easy-to-read touchscreen makes for simple operation.
SaleNo. 3
Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR certified Sensi thermostat helps you save on your...
  • MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level and step-by-step app instructions for a...
  • SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit (c-wire required),...
SaleNo. 4
WYZE Smart WiFi Thermostat for Home with App Control Works with Alexa and Google Assistant, Black
  • Control from the app: No matter where you are in the world, you’re always just a few taps away...
  • Works with voice assistants: When your morning coffee and blanket aren’t cutting it, adjust the...
  • 7-Day scheduling: Create schedules for every weekday and weekend so you don’t have to keep going...
No. 5
Lennox 12U67 iComfort S30 Ultra Smart Programmable Thermostat, Geo-Fencing, Remote Access, Wi-Fi and Alexa Enabled
  • Your installations went faster and smoother. With automatic system setup, iComfort S30 significantly...
  • You’ll be aware of issues before they happen. With the proactive monitoring offered by iComfort...
  • You can address problems remotely. With the iComfort S30 thermostat, you won’t just identify the...
No. 7
ecobee4 Smart Thermostat with Built-in Alexa, Room Sensor Included
  • Room sensor manages hot or cold spots
  • Detects room occupancy for optimal comfort
  • Built-in Amazon Alexa Voice Service 
SaleNo. 8
Honeywell Home RCHT9610WFSW2003 T9 WiFi Thermostat with 1 Smart Room Sensor, Touchscreen Display, Alexa and Google Assist , White
  • LIVE AND SLEEP SMARTER. Choose the temperature in a specific room, like the bedroom, to be exactly...
  • AMAZING SENSOR RANGE. The battery powered Smart Room Sensors utilize unique Honeywell Home...
  • MULTI-ROOM FOCUS. Don’t be forced to choose one room over another, the T9 Smart Thermostat can...
SaleNo. 9
Honeywell Home T9 WiFi Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist
  • ENERGY STAR CERTIFIED. See your energy use in the Monthly Energy Report, and help save even more...
  • AUTO HOME AND AWAY MODE. Adjust your thermostat from anywhere with your mobile device, or let your...
  • MULTI-ROOM FOCUS. Add Smart Room Sensors to focus the temperature on multiple rooms for comfort...
SaleNo. 10
EMERSON Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W
  • SAVE ABOUT 23% ON HVAC ENERGY*: By adjusting the temperature using flexible scheduling, remote...
  • MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level, illuminated easy-click terminals and...
  • SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit, and Samsung...
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