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#5 in Home Automation & Smart Home
Google Nest Thermostat — Programmable WiFi
Home Automation & Smart Home

Google Nest Thermostat — Programmable WiFi

4.1(29,563 reviews)

$118.99reference price

View on Amazon

Best for

Automating heating/cooling with schedules and energy savings — check first whether your system needs a C-wire.

  • WiFi 2.4/5GHz
  • Matter
  • May require C-wire

What is it and what's it for?

It's a thermostat that replaces the one already on your wall (the one that turns your heating or AC on and off), but connected to WiFi: it learns your schedule, alerts you if something's wrong with your HVAC system, and lets you change the temperature from your phone wherever you are.

Real-world use cases

At home

You schedule the heat to turn off by itself when everyone leaves for work and turn back on a bit before they get home, saving energy without coming home to a cold house.

In a business or workshop

A store can automate climate control based on business hours, avoiding wasted heating or AC outside those hours without anyone having to remember to turn it off.

How to avoid buying the wrong one

  • Before buying, use Nest's compatibility checker — some systems (heat-only, zoned, heat pump) may need an additional C-wire (common) your current setup might not have.
  • It's not plug-and-play like an outlet: it connects to your HVAC system's wiring, so if you don't have electrical experience, an installer might be worth it.
  • It's compatible with Matter as well as Google Assistant, so it's not locked into a single smart-home ecosystem.

The investment takeaway

The energy savings from better regulating heating/cooling (turning it off when no one's home, for example) usually pays for the thermostat in under a year on your power or gas bill — an investment that pays for itself through daily use.

Google Nest Thermostat — Programmable WiFi

$118.99reference price

See current price on Amazon

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