Smart thermostats by smart home compatibility ≫ Smart ecosystem compatibility

Smart thermostats compatible with Alexa

Our selection of the 5 best smart thermostats compatible with Alexa (2026)

Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75 Black 5.625" x 3.4" x 1.17"

★★★★★ ★★★★★ 8.4/10

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T9 WIFI Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist

★★★★★ ★★★★★ 8.4/10

RTH9600WF Smart Thermostat

★★★★★ ★★★★★ 8.3/10

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🏆 Best choice

#1 Emerson

Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75 Black 5.625" x 3.4" x 1.17"

★★★★★ ★★★★★ 8.4 /10

+ Simple, logical interface on both the touchscreen and the app

+ Stable Wi‑Fi performance and reliable remote control with Alexa/Google/HomeKit support

+ Good value for money with practical energy-saving features like scheduling and geofencing

Honeywell Home

T9 WIFI Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist

★★★★★ ★★★★★ 8.4 /10

RTH9600WF Smart Color Thermostat ENERGY STAR Wi-Fi Programmable Touchscreen Alexa Ready - C-Wire Required White 1

Honeywell Home

RTH9600WF Smart Thermostat

★★★★★ ★★★★★ 8.3 /10

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Smart thermostats compatible with Google Assistant

Smart thermostats compatible with Apple HomeKit

Matter compatible smart thermostats

Our selection of the 5 best smart thermostats compatible with Alexa (2026)

Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75 Black 5.625" x 3.4" x 1.17"

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