10 Best Wifi Thermostats 2025 in the United States

The ecobee New Smart Thermostat Premium stands out in the wifi thermostat category, primarily due to its energy-saving capabilities and smart features. Users can save up to 26% on heating and cooling costs, thanks in part to its SmartSensor that targets temperature adjustments in specific rooms, which is great for maintaining comfort across different areas of the home. The built-in air quality monitor is a significant plus, alerting users to poor air quality and reminding them to change filters to ensure a healthier environment.

Installation is straightforward, with compatibility across most HVAC systems, and the included Power Extender Kit makes it accessible for homes without a C-wire. This means many homeowners can set it up without needing additional help. The large, vibrant display is user-friendly, showcasing a cinematic interface that makes navigation easy even for those not tech-savvy.

The thermostat integrates seamlessly with smart home systems like Apple HomeKit, Google Assistant, and Amazon Alexa, allowing voice control, which enhances convenience. However, to utilize Siri, an Apple home hub is necessary, which could be a limitation for users not already invested in Apple's ecosystem. The thermostat does require a subscription to access some functionalities like advanced security alerts and smart monitoring, which might deter some users due to additional costs. Furthermore, its reliance on Wi-Fi means that any network issues could affect performance.

The Google Nest Learning Thermostat (4th Gen, 2024) is designed to be an energy-efficient and user-friendly device, ideal for those wanting to manage their home heating and cooling with minimal effort. A significant strength is its broad compatibility with most 24V systems, including gas, electric, and radiant, meaning it should work in many homes without requiring additional wiring, making installation straightforward and typically under 40 minutes.

The inclusion of the Nest Temperature Sensor helps address hot and cold spots, ensuring more precise temperature control across different rooms. The thermostat’s smart scheduling and Adaptive Eco feature further enhance energy savings, with the potential to reduce heating and cooling bills by up to 15%. Smart home integration is seamless, as it works with both Alexa and Google Home, allowing easy voice control and app management.

The user interface is intuitive, with a large, borderless display and Dynamic Farsight providing clear visibility of the information from afar. However, while it offers numerous benefits, the price might be a consideration for budget-conscious users. Additionally, its reliance on a CR2 battery, though included, may be seen as a minor inconvenience for those preferring battery-free devices. Nonetheless, for those seeking an advanced, stylish, and energy-efficient thermostat that integrates well with smart home systems, this product is an excellent choice.

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.