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10 Best Thermostats 2025 in the United States

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Our Top Picks

#1

Winner

Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian

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.

Its smart features are impressive; the device can learn your preferred temperatures and schedules, suggesting energy-saving adjustments you can approve through the app. It also works with Amazon Alexa, allowing for voice control, adding a layer of convenience. Energy savings are another big advantage, with an estimated reduction of 12% on heating and 15% on cooling bills. This makes it a particularly good choice for budget-conscious and eco-friendly users. The user interface is sleek and modern, featuring a polished obsidian finish and a large, easy-to-read display that adjusts brightness automatically or can be manually controlled.

However, there are a few drawbacks. The initial cost might be high for some, and while installation is generally easy, those with less common heating and cooling systems might find it more challenging. Additionally, the reliance on a stable Wi-Fi connection for smart features could be a limitation in areas with poor internet connectivity. In summary, the Google Nest Learning Thermostat (4th Gen) is ideal for those looking for an advanced, user-friendly smart thermostat that offers significant energy savings and broad compatibility.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Compatibility
Works great without a C-wire, making it accessible for homes without one.
Programmability
Programming a daily schedule is incredibly easy, with quick adjustments possible anytime.
Smart Features
The remote temperature sensor is a fantastic addition, offering easy setup and flexible usage.
User Interface
The app setup can be a bit confusing but manageable with some trial and error.
Installation
Installation was straightforward, though the included screws were too short, requiring some improvisation.
#2

ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

The ecobee New Smart Thermostat Premium is a feature-rich thermostat that aims to make your home more comfortable and energy-efficient. One of its standout features is its compatibility with various smart home systems like Siri, Alexa, and Google Assistant, making it easy to control with your voice. It also works with a wide range of HVAC systems, and even if your home doesn’t have a C-Wire, the included Power Extender Kit helps with easy installation. This makes it a versatile choice for many households.

Programmability is another strong point, as you can set schedules to optimize heating and cooling, potentially saving up to 26% on yearly energy costs. The included SmartSensor helps ensure the most important rooms in your home stay comfortable by adjusting temperatures to reduce hot or cold spots. The built-in air quality monitor is a unique feature that alerts you to poor air quality and reminds you to change your air filter, adding an extra layer of convenience and health benefits. The user interface is another highlight, featuring a large, vibrant display that is easy to navigate and visually appealing.

On the downside, some advanced features like smoke alarm detection and break-in alerts require a subscription to the ecobee Smart Security plan, which could be an additional cost. Additionally, to use Siri, an Apple home hub is required, which might not be ideal for non-Apple users. The smart speaker feature is a nice touch, but the sound quality might not replace your main speakers. In summary, the ecobee New Smart Thermostat Premium is a comprehensive and smart choice for those looking to upgrade their home’s heating and cooling system, with a few considerations around additional costs for some features.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Compatibility
The installation was simple and the website provided easy-to-follow directions to ensure compatibility and setup.
Smart Features
The additional sensors are a great perk, allowing the thermostat to adjust the temperature based on where you are in the house.
User Interface
The ecobee is highly recommended for its user-friendly interface, efficient temperature control, and the convenience of additional sensors.
Energy Savings
The unit's performance improves energy efficiency by adjusting temperatures based on room occupancy, which is very effective for home working environments.
#3

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal

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 thermostat's programmability allows you to create energy-efficient schedules directly through the Google Home app, accessible on both Android and iPhone devices. This is user-friendly and convenient for managing your home's temperature settings remotely. The smart features are robust, with the ability to control the thermostat via voice commands using Google Assistant and other Matter-certified voice assistants. The HVAC monitoring alerts and maintenance reminders add an extra layer of convenience and potential cost savings by ensuring your systems run efficiently. One standout feature is its ability to turn itself down when you're not home, preventing energy waste.

However, the installation might pose challenges for some users, particularly if a C wire is needed for their specific system. The included mounting screws and steel plate aim to simplify the process, but it may still require some technical know-how. The user interface is straightforward, with a 2-inch LCD screen providing clear visibility. The product's charcoal color and compact size (3.3 inches in width and height) allow it to blend seamlessly into most home decors. On the downside, the lack of a lock feature might be a concern for households with children or multiple users. Additionally, while the thermostat supports a variety of control methods, users unfamiliar with smart home technology might find the setup and integration process a bit daunting.

In conclusion, this thermostat is ideal for tech-savvy individuals looking for energy efficiency and smart home integration, though its installation and setup might require some patience and technical understanding.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Compatibility
Voice assistant compatibility with Google Assistant and Amazon Alexa adds an extra layer of control and flexibility.
Programmability
The thermostat's ability to track trends over time, such as how long it runs each day, is a useful feature.
Smart Features
Controlling the home's temperature via smartphone adds unparalleled convenience and ease.
Energy Savings
The thermostat's energy-saving features are impressive, learning user schedules and preferences to optimize efficiency.
Installation
The Google Nest Thermostat was easy to install, even for those who aren't particularly tech-savvy.

Buying Guide for the Best Thermostats

Choosing the right thermostat for your home can significantly impact your comfort and energy efficiency. A thermostat regulates the temperature of your home by controlling your heating and cooling systems. When selecting a thermostat, it's important to consider your specific needs, the compatibility with your HVAC system, and the features that will provide the most convenience and efficiency for your lifestyle.
CompatibilityCompatibility refers to whether the thermostat can work with your existing heating and cooling system. This is crucial because not all thermostats are compatible with all HVAC systems. There are different types of systems such as single-stage, multi-stage, heat pump, and others. To determine compatibility, check your current system's specifications and compare them with the thermostat's compatibility list. If you have a complex system, you may need a more advanced thermostat.
ProgrammabilityProgrammability is the ability to set a schedule for your thermostat to follow. This feature is important because it allows you to automatically adjust the temperature based on your daily routine, which can lead to energy savings and increased comfort. Programmable thermostats can be divided into basic models with simple schedules and advanced models with more flexible and detailed scheduling options. If you have a predictable routine, a basic programmable thermostat may suffice. For more dynamic schedules, consider a more advanced model.
Smart FeaturesSmart features include connectivity to Wi-Fi, integration with smart home systems, and the ability to control the thermostat remotely via a smartphone app. These features are important for convenience and energy management. Smart thermostats can learn your preferences over time and adjust settings automatically. If you value convenience and want to optimize energy use, a smart thermostat with these features would be beneficial. If you prefer simplicity, a non-smart model might be more suitable.
User InterfaceThe user interface refers to how you interact with the thermostat, including the display and controls. This is important because a user-friendly interface makes it easier to adjust settings and program schedules. Interfaces can range from simple digital displays to touchscreens with advanced graphics. If you prefer straightforward controls, look for a model with a simple interface. If you enjoy technology and want more detailed information and control, a touchscreen model might be better.
Energy SavingsEnergy savings refer to the potential reduction in energy use and costs that a thermostat can provide. This is important for both environmental and financial reasons. Thermostats with energy-saving features can help you reduce your energy consumption by optimizing heating and cooling cycles. Look for models with energy-saving certifications and features like adaptive learning and energy reports. If reducing energy costs is a priority, choose a thermostat with robust energy-saving capabilities.
InstallationInstallation refers to the process of setting up the thermostat in your home. This is important because some thermostats are easier to install than others. Basic models may require simple wiring, while advanced models might need professional installation. Consider your comfort level with DIY projects and the complexity of your HVAC system. If you are confident in your abilities, a model with straightforward installation instructions may be suitable. Otherwise, consider a model that offers professional installation services.

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