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What is difference between nest 2nd and 3rd generation?

Author

John Castro

Published Feb 23, 2026

What is difference between nest 2nd and 3rd generation?

Nest 3 has a higher resolution screen than the Nest 2. The Nest gen 2 does not support Bluetooth or WiFi 5Ghz; Nest gen 3 supports both. Nest 3rd generation has safety alerts and Farsight; Nest 2nd generation does not. “Furnace Heads Up” (see below for details) is installed for Nest gen 3 by default, not in Nest gen 2.

Which generation of Nest thermostat is best?

3rd Generation
The Nest Learning Thermostat (3rd Generation) is the most capable smart thermostat under the Google Nest brand, and as such, it comes with the highest price.

Should I upgrade my Nest Thermostat?

It depends on what you already have and how badly you want the new features. There’s no killer feature in the Nest 3, and it’s a mild product refresh at best. If you don’t have a smart thermostat already and you’ve always had your heart set on a Nest, this is the best Nest yet – go for it.

Is Nest compatible with 2 stage?

Nest Learning Thermostats are only compatible with systems that have one or two stages of cooling. The Nest Thermostat E is only compatible with one stage of heating, one stage of cooling, and an additional stage of either heating or cooling.

How do I know if my Nest is 3rd generation?

Look on the bottom of your Nest Thermostat’s box. You should find a serial number and you may also see an item number. You can use these numbers to determine which thermostat you have. Example: Item number T3####### is a 3rd gen Nest Learning Thermostat.

When did the 3rd generation Nest come out?

Specifications – North American versions

ModelRelease Date
Nest Thermostat 2nd GenerationOctober 2, 2012
Nest Thermostat 3rd GenerationSeptember 1, 2015
Nest Thermostat EAugust 31, 2017
Nest Thermostat G4CVZOctober 12, 2020

What are the cons of the Nest thermostat?

Although there are many benefits to installing a Nest thermostat, the Nest does have some drawbacks- the price-tag is high, the temperature isn’t precise, and it takes some time to teach it your ways.

Does Nest 3rd generation work with Alexa?

The Nest Learning Thermostat is a smart thermostat that learns your schedule and programs itself to help save energy. You can control it from anywhere with the Nest app, and it works with Alexa and Google Assistant so you can adjust the temperature with your voice.

Is Google discontinuing Nest thermostat?

The product lasted from 2017 to 2020, and with its discontinuation, Google has left the home security market. With today’s announcement, we now know that the Nest Secure will continue to work and get security updates until at least November 2022.