10 The Best Thermostat That Works With Alexa Passed Our Test 2025

Source: Amazon

Best Smart Privacy: Sensi Touch 2 Smart Thermostat with Touchscreen Color Display

Pros:

• Strong data protection

• Room sensor compatibility

• Easy DIY installation

• Energy-saving performance

Cons:

• Requires C-wire

The Emerson Sensi Touch 2 stands out for its balance of smart convenience and privacy-first design. Its ENERGY STAR certification and scheduling options help homeowners cut HVAC energy use by up to 23%, while the companion app makes setup and control straightforward even for non-technical users. The universal Bluetooth setup simplifies installation, and the thermostat’s compatibility with Alexa, Google Assistant, and SmartThings offers broad smart home integration. Sensi’s smart maintenance feature delivers usage insights and alerts, keeping your HVAC system running efficiently over time.

From a customer perspective, users appreciate the responsive touchscreen, reliable connectivity, and transparent data policies—something rare among smart thermostats. The main drawback is the requirement for a common wire, which might limit plug-and-play convenience in older homes. Overall, it’s a reliable option for those prioritizing energy savings, system monitoring, and data privacy.

Best All-in-One Smart Control: ecobee SmartThermostat with Voice Control

Pros:

• Built-in Alexa and Siri

• SmartSensor included

• Energy-saving automation

• Broad system compatibility

Cons:

• Higher upfront cost

The ecobee SmartThermostat with Voice Control delivers an impressive mix of intelligent automation and user convenience. Its built-in Alexa and Siri eliminate the need for a separate smart speaker, allowing voice control directly from the device. The included SmartSensor extends temperature management to key rooms, reducing hot and cold spots and improving comfort throughout the home. ENERGY STAR certification and occupancy-based temperature adjustments help users cut heating and cooling costs by up to 26% annually.

From a customer standpoint, the ecobee earns high marks for its seamless smart home integration and versatile compatibility with various HVAC systems. The included Power Extender Kit also makes it easier to install in homes lacking a C-wire. However, some users note the premium price compared to simpler models. Overall, it’s an excellent choice for those seeking a full-featured thermostat that combines precise comfort control, energy efficiency, and voice-enabled convenience.

Best for Heated Floors: SunTouch Command Touchscreen Programmable Thermostat

Pros:

• SmartStart technology

• Intuitive touchscreen

• Energy use monitoring

• Dual voltage compatibility

Cons:

• No Wi-Fi connectivity

The SunTouch Touchscreen thermostat is designed specifically for radiant floor heating systems, offering precise temperature control and a user-friendly interface. Its SmartStart technology intelligently preheats floors so they reach the desired temperature right on schedule, enhancing both comfort and energy efficiency. The 3.5-inch color touchscreen adds a modern aesthetic and allows easy customization through multiple display themes.

Users appreciate the thermostat’s versatility—it works with both 120V and 240V systems and includes built-in GFCI protection for added safety. The programming wizard and on-screen help simplify setup and troubleshooting, making it suitable for homeowners seeking reliability without smart home complexity. While it lacks Wi-Fi or app-based control, the SunTouch Touchscreen excels in consistency, durability, and delivering steady warmth exactly when and where it’s needed.

Best Self-Learning Thermostat: Google Nest Learning Thermostat - Programmable Smart Thermostat

Pros:

• Auto-Schedule learning

• Home/Away Assist

• Energy history tracking

• Remote app control

Cons:

• Higher price point

The Google Nest Learning Thermostat stands out for its adaptive intelligence that learns user preferences and automatically builds an efficient heating and cooling schedule. Its Auto-Schedule function eliminates the need for manual programming, while Home/Away Assist ensures energy isn’t wasted when the house is empty. The Nest app allows full remote control, letting users monitor and adjust temperatures from anywhere.

Customers value how quickly the thermostat adapts to routines, often noting noticeable reductions in energy bills. The Energy History and Nest Leaf features promote awareness of energy use and encourage more efficient habits. Although it comes at a premium cost, users generally find the blend of automation, sleek design, and compatibility with Alexa and Google Assistant worth the investment. The result is a smart thermostat that effectively balances comfort, efficiency, and modern convenience.

Best Custom Display Thermostat: Honeywell Home RTH9600WF Smart Color Thermostat ENERGY STAR

Pros:

• Color touchscreen customization

• ENERGY STAR certified

• Smart Response Technology

• Broad smart home compatibility

Cons:

• Requires C-wire

The Honeywell Home Smart Color Thermostat combines energy efficiency with personalization and ease of control. Its full-color touchscreen can be customized to match any room aesthetic, while the Smart Response Technology learns heating and cooling patterns to deliver the right temperature exactly when needed. With ENERGY STAR certification, it helps homeowners reduce energy use and even qualify for rebates through utility programs.

Users appreciate the clear display showing indoor and outdoor temperatures, humidity, and daily forecasts—all easily accessible on the screen. Control is flexible through the Honeywell app or popular smart assistants like Alexa and Google Assistant. While installation requires a C-wire, which may limit compatibility with some older systems, most homeowners find it straightforward. Overall, it’s an attractive and capable thermostat that blends style, efficiency, and smart functionality in one reliable unit.

Automated Thermostats

You may set particular temperatures for different times of the day with programmable thermostats. Usually, you can change the preset settings to your preferences. Alexa may be used to manage these thermostats, making it simple to change the temperature while remaining seated.

Educative Thermostats

Learning thermostats include sophisticated sensors that can learn your preferences for temperature and make adjustments accordingly. Additionally, they get to know your daily pattern and can change the temperature according to when you usually leave or come home. Alexa can be used to operate these thermostats, making voice-activated temperature control simple.

Thermostats with geofencing

When you enter or leave your house, geofencing thermostats use the GPS on your smartphone to alert you. The temperature can then be changed accordingly. Alexa can be used to operate these thermostats, making it simple to change the temperature wherever you are.

Zoned heating controls

You can independently regulate the temperature in various areas of your house using zoned heating thermostats. Different temperatures can be set for each zone, which can reduce your energy bills. With Alexa support, it's simple to use your voice to change the temperature in each zone of these thermostats.

Thermostats with remote access

With a smartphone app and a remote access thermostat, you can regulate the temperature of your house from anywhere you are. Before you go home, you can change the temperature, which can save you money on energy. Alexa can be used to operate these thermostats, making voice-activated temperature control simple.

Thermostats with touchscreens

Modernized thermostats with touchscreen displays feature a sleek look. Using the touchscreen to change the temperature can be more practical than using buttons. Alexa can be used to operate these thermostats, making voice-activated temperature control simple.

Compatibility

Compatibility should be your primary priority. If you want the least amount of hassle, get a thermostat that works with Alexa. Some thermostats are not Alexa-enabled, so it's vital to check the tiny print before buying. Make sure the thermostat you choose is compatible with your current heating and cooling system. It's crucial to do your homework before purchasing a thermostat because different models are made for use with various HVAC setups.

Features

Some Alexa-enabled smart thermostat models may be more feature-rich than others. Some examples of standard functionality are schedules, energy reports, and remote access. The thermostat may be controlled via smartphone app or voice assistant like Amazon's Alexa. Tracking your energy use over time can help you save money on your power bills and become more energy efficient. You might potentially lower your monthly energy bill by configuring your thermostat to activate or deactivate at specific times.

Design

Different models of smart thermostats with Alexa support may have slightly different designs. There are thermostats that look very contemporary, while others have a more classic design. Pick a thermostat that works with your decor rather than against it.

Easy Input

Consider how simple it is to set and adjust temperatures with a smart thermostat that works with Alexa. Some thermostats can be confusing to use to change the temperature. Pick a device with an intuitive UI so you can get up and running quickly. Include written instructions on how to operate the thermostat.

Price

The price of Alexa-enabled smart thermostats varies greatly. Some more expensive versions may offer better value due to upgraded specs. When shopping for a thermostat, it's important to keep your budget in mind. Find the best deal by comparing the various possibilities.

status of a designation

When deciding on an Alexa-enabled smart thermostat, it's important to think about the reputation of the brand. Pick a company that has a track record of satisfying customers with top-notch goods and services. Read the reviews to see what people's experiences have been like with the product.

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An Alexa-compatible smart thermostat is a great buy for your home. Keeping these things in mind will help you zero in on a model that meets your needs and stays inside your price range. Installing a smart thermostat improves your home's comfort and efficiency. Alexa makes it simple to regulate the temperature in your home with just your voice or your smartphone. So, tell me, why are you stalling? You should start looking right away for the ideal smart thermostat to install in your home.