10 Best Wifi Thermostats 2025 in the United States

The Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat stands out in the Wi-Fi thermostat category with its excellent compatibility, working seamlessly with popular smart home systems like Alexa, Google Home, and SmartThings. This versatility allows users to integrate it easily into existing smart home setups. Installation is generally straightforward, making it accessible even for those not particularly tech-savvy. The customizable touchscreen display is a major highlight, offering vibrant colors and easy visibility, along with the ability to view local weather and humidity levels.

In terms of energy-saving features, this thermostat is Energy Star certified and supports flexible programming to help users optimize heating and cooling schedules according to their preferences and utility pricing. The intelligent alerts for maintenance tasks, such as air filter changes, are a nice touch that can help maintain system efficiency.

There are a few drawbacks to consider. Some users report that the initial setup can be slightly complicated, particularly for those unfamiliar with smart devices. While the touchscreen is generally user-friendly, those accustomed to traditional thermostats may take time to adjust. Additionally, while the device offers remote access via a smartphone app, some users have noted occasional connectivity issues. The display quality is generally praised, but the lack of a backlight can make it difficult to read in low-light conditions. This thermostat is well-suited for anyone looking to modernize their home heating and cooling while benefiting from smart technology integration and energy efficiency, but users should be prepared for a bit of a learning curve during initial setup.

The Honeywell Home RTH9600WF Smart Color Thermostat is a versatile Wi-Fi thermostat that supports various HVAC systems, including forced air, hot water, steam, and heat pumps with electric backup. However, it is not compatible with electric baseboard heating systems and requires a C-wire for installation, which might necessitate additional setup for some users. Installation could be a bit challenging if your home does not already have a C-wire, so checking compatibility before purchase is crucial.

Once installed, the thermostat offers a user-friendly interface with a customizable high-definition touchscreen display that shows indoor/outdoor temperatures and humidity, as well as weather forecasts. This makes it easy to keep track of your home's environment at a glance. Smart home integration is robust, supporting Amazon Alexa, Google Assistant, and Microsoft Cortana, allowing voice control and remote access through various apps.

For those who prioritize energy savings, this thermostat is ENERGY STAR certified and comes with features like flexible programming options and smart response technology to optimize your heating and cooling schedules. Additionally, you can potentially save even more with energy provider rebates and by participating in demand response programs. It is important to consider the installation requirements and system compatibility to ensure it meets your needs.

The Google Nest Thermostat is a smart wifi-enabled thermostat designed to make your home more energy-efficient and comfortable. One of its standout features is its compatibility with both 2.4 GHz and 5 GHz Wi-Fi networks, making it versatile for various home setups. The thermostat is ENERGY STAR certified, which suggests it’s efficient at saving energy. You can also check its compatibility with your home system using the Nest Compatibility Checker, which ensures you're making a suitable purchase.

Note that some systems may require a C wire or other power accessories for proper installation. Installation is generally user-friendly, especially since it’s designed to work without a C wire in most homes, but users with specific systems might find it a bit more complex. The thermostat has a sleek design and a backlit LCD display, although the small 2-inch screen size might not be ideal for everyone. The user interface is managed through the Google Home app, which allows you to create an energy-saving schedule and control the thermostat from your phone, laptop, or tablet. The app also features a Savings Finder to suggest further energy-saving tweaks.

Remote access and smart home integration are strong points, especially with compatibility across Google Assistant, Amazon Alexa, and other Matter-certified voice assistants. On the downside, the lack of a lock feature may be a concern for some users looking for added security. The built-in HVAC monitoring provides alerts for maintenance issues, aiding in keeping your systems in good shape. The product is lightweight and comes with necessary mounting components, making physical installation straightforward. It also includes a one-year warranty. For those seeking a balance of energy efficiency, ease of use, and smart home integration, the Google Nest Thermostat is a solid choice.