10 Best Thermostats 2025 in the United States

The Google Nest Thermostat is a smart and programmable thermostat designed for home use, especially targeting energy savings and comfort. It is ENERGY STAR certified, meaning it meets strict energy efficiency guidelines, which is a significant plus for those looking to reduce energy consumption and costs. Its compatibility is broad, working with most home systems without a C wire, although some specific systems may require one. The Nest Compatibility Checker available on the Google Nest support page can help determine if your system is compatible before purchase, which is helpful.

The Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat is a strong contender in the smart thermostat category, particularly for those looking for versatility and convenience. Its compatibility with major smart home systems like Alexa, Google Home, and SmartThings allows for seamless integration into your existing setup. The customizable color touchscreen is a standout feature, making it visually appealing and easy to navigate. Users can easily adjust settings and view important information like local weather and indoor humidity levels at a glance.

The Google Nest Learning Thermostat (4th Gen, 2024) is a smart, energy-saving device that can bring both convenience and efficiency to your home. One of its top strengths is compatibility; it works with most 24V systems common in households, including gas, electric, and heat pump systems, and generally doesn't require complex wiring. This makes it accessible for many users. Installation is relatively straightforward, typically taking around 40 minutes, which is a plus for those who prefer DIY projects. The included Nest Temperature Sensor helps manage hot and cold spots, ensuring that every room can be comfortable, and it integrates well with the Google Home app for easy control and monitoring.