Nest Thermostat vs Sensi Touch smart thermostat

The Nest Thermostat comes out ahead overall thanks to a lower price, occupancy and ambient-light sensing, temperature alerts and dual-band Wi-Fi. The Sensi Touch smart thermostat is highly rated and counters with a 4.3-inch color touchscreen and a 3-year warranty.

The Nest Thermostat is the more sensor-rich device, adding occupancy, motion and ambient-light sensing plus temperature alerts, while the Sensi Touch smart thermostat centers on its large 4.3-inch color touchscreen, on-device voice control and a longer warranty. The Sensi is 2.4GHz Wi-Fi only; the Nest is dual-band.

Yes, both the Nest Thermostat and the Sensi Touch smart thermostat support Apple HomeKit. They also share Google Home and Alexa support; the Nest adds IFTTT, and the Sensi adds Home Assistant.

The Sensi Touch smart thermostat has a 4.3-inch color touchscreen and a 3-year warranty, while the Nest Thermostat uses a smaller color display with a side touch strip and a one-year warranty. Both show temperature and support scheduling on-device.

Buyers who want a large color touchscreen, on-device voice control and a 3-year warranty, and who are happy with temperature and humidity sensing without occupancy detection, alerts or dual-band Wi-Fi.

Anyone who wants a lower-priced smart thermostat with occupancy and ambient-light sensing, temperature alerts and dual-band Wi-Fi, plus Apple HomeKit, Google Home and Alexa support.