9 Best Smart Thermostat No C Wire

Updated April 2024

Top Choice

Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy

Emerson Thermostats

9.7

Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa

Emerson Thermostats

9.5

Nest Thermostat E

9.2

lowest price

Honeywell RCHT8612WF2005/W T5+ Wi-Fi Smart Thermostat w/ Power Adapter

9.0

Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, 3.5 x 4.5 Inch

8.5

Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy

8.1

ecobee3 lite Smart Thermostat, 2nd Gen, Black

7.9

Google, T3008US, Nest Learning Thermostat, 3rd Gen, Smart Thermostat, Pro Version, Works With

7.5

Google, T3017US, Nest Learning Thermostat, 3rd Gen, Smart Thermostat, White, Works With Alexa

7.1

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