10 Best Home Thermostats 2026 in the United States

The ecobee Smart Thermostat Premium is a feature-rich option designed for homeowners looking to save on heating and cooling costs while enhancing comfort. It is ENERGY STAR certified and claims to save up to 26% annually on energy bills, which is a strong point if reducing energy use and costs is a priority. The thermostat comes with SmartSensors that help manage temperature in specific rooms, reducing hot or cold spots, which is great if you want a more tailored heating and cooling experience throughout your home. It also includes built-in air quality monitoring, giving you helpful alerts and tips, which adds a health-conscious layer not found in many thermostats.

Another unique feature is the included door and window contact sensors that enhance home security, although to fully use these sensors, you need a separate ecobee Smart Security subscription, adding some ongoing cost. The thermostat supports voice control through Alexa and Siri, making it convenient to operate without needing to use the app or touch the device directly. Installation requires hardwiring and wall mounting, which might be a bit challenging for those unfamiliar with wiring, so professional installation might be needed. The user interface is through a backlit LCD, which should be clear and easy to read. Connectivity relies on Wi-Fi, allowing remote control from your smartphone or voice commands.

The product’s price point and the additional subscription requirement for security features might not suit all budgets. This thermostat is best suited for homeowners who want advanced smart features, energy efficiency, and integrated air quality monitoring, especially if they are comfortable with smart home technology and are willing to invest in a premium device.

The Google Nest Learning Thermostat (4th Gen) is a sleek, user-friendly smart thermostat designed to help you save energy while keeping your home comfortable. It works with most 24V heating and cooling systems, including gas, electric, and heat pumps, and usually doesn’t require a C wire for installation, which makes it suitable for many homes. Setting it up is straightforward, especially since it can be controlled easily from your smartphone through the Google Home app or by using voice commands with Alexa, Siri, or Google Assistant.

This thermostat stands out with its large, bright display that shows useful information from across the room and offers adjustable designs like a clock or weather display. It learns your schedule and preferences over time, using smart algorithms to automatically adjust temperatures and save about 12% to 15% on heating and cooling bills. The included Nest Temperature Sensor helps manage different room temperatures, so you can avoid cold or hot spots. New features like Adaptive Eco mode and natural heating and cooling adjustments consider outdoor temperatures to maximize energy savings without sacrificing comfort.

It offers excellent programmability and smart home integration, including compatibility with Apple HomeKit and the Matter standard for future-proofing. Some users might find the initial setup and app controls complex if they prefer simple, manual thermostats. Although designed for easy installation, homes with unusual HVAC systems should check compatibility first. If you’re looking for a stylish, intelligent thermostat that learns and adapts to your lifestyle and helps lower energy bills, the Nest Learning Thermostat is a strong choice.

The Google Nest Thermostat is a smart, programmable thermostat designed to help you save energy and control your home temperature easily. It works with most heating and cooling systems—about 85% compatibility—but some setups (like heating-only or heat pump systems) might require an additional power accessory called a C wire. If you’re unsure, Google offers an online tool to check compatibility before buying.

You can program your schedule through the Google Home app on your phone, allowing the thermostat to adjust temperatures automatically based on when you're home or away, which helps reduce energy waste. Its smart features include voice control via Google Assistant or Alexa, remote temperature adjustments from anywhere, and HVAC system monitoring that alerts you if something needs attention. The Nest Thermostat also supports the Nest Renew feature, which can help prioritize energy use when cleaner or cheaper power is available.

Installation is fairly straightforward and can usually be done in about 30 minutes with the included hardware and instructions. The design is sleek with a matte finish and an easy-to-read round display. Voice control requires compatible smart home devices and an internet connection, although you can manually adjust the thermostat without internet. With strong energy-saving capabilities and user-friendly controls, this thermostat suits homeowners who want a smart, efficient system but may need to verify compatibility with their specific heating and cooling setup.