10 Best Nest Thermostats 2025 in the United States

The Google Nest Learning Thermostat (4th Gen) is a highly capable smart thermostat designed to simplify home temperature control while saving energy. It supports most 24V heating and cooling systems without requiring a C-wire in many cases, making installation easier for a wide range of homes. Its smart learning features adapt to your schedule and even consider outdoor weather to optimize energy use, which can result in noticeable heating and cooling bill savings. The inclusion of the Nest Temperature Sensor allows you to manage hot or cold spots by setting target temperatures in specific rooms.

The Google Nest Learning Thermostat 3rd Gen is a smart thermostat designed to help you save energy and keep your home comfortable with minimal effort. It works with most heating and cooling systems (about 95% compatibility), making it suitable for the majority of homes. One of its standout features is its ability to learn your schedule and temperature preferences over time, automatically adjusting itself to save energy without constant programming. You can also control it remotely via your smartphone, tablet, or laptop, which is convenient if you want to change the temperature while you're away.

The Google Nest Learning Thermostat - 3rd Gen (2015) offers several features that make it an attractive option in the nest-thermostats category. Its compatibility is robust, working with Google Assistant, Amazon Alexa, and nest, ensuring it fits seamlessly into various smart home systems. The learning capabilities are impressive, thanks to Auto-Schedule, which removes the need for manual programming as it learns your preferences over time. This feature, coupled with Home/Away Assist, optimizes energy use by adjusting temperature settings when the home is empty.