12 Best Smart Thermostat - Top Rated And Buying Guide

PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties

EASY DIY INSTALLATION: Use the built-in level, illuminated easy-click terminals and step-by-step app instructions for a quick installation; Works with the HVAC equipment found in most homes. Common wire (c-wire) is required

SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling, remote access and usage reports

SLEEK, MODERN DESIGN: The large color display features easy-to-read temperatures and intuitive menus. Available in black, white and silver to complement your home décor

CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the Sensi mobile app for Android and iOS devices

SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your equipment, and maintenance reminders like filter replacement

Save up to 23% annually on heating and cooling costs (compared to a hold of 72°F)

Control from anywhere using your Android or iOS device

Add SmartSensor to manage hot or cold spots and deliver enhanced comfort to the rooms that matter most

Automatically pauses your heating or cooling when a door or window is left open (requires ecobee SmartSensor for doors and windows and a Smart Security subscription)

PLAYS WELL WITH OTHERS: ecobee3 lite works with your favorite smart home setups, including Apple HomeKit, Amazon Alexa, Google Assistant, Microsoft Cortana, Samsung SmartThings, Wink, and IFTTT

WORKS WITH ROOM SENSORS: Place them in the rooms that matter the most and have the temperature balanced throughout your whole home. Measuring both occupancy and temperature, sensors signal your ecobee Smart Thermostat to automatically switch to the right mode for comfort when you’re home or for savings when you’re not. 2-pack sold separately.

EASILY INSTALL YOURSELF: It only takes about 30 minutes, thanks to an easy to follow installation guide and an in-app step-by-step walkthrough. Everything you need comes in the box, including a Power Extender Kit for homes with no common wire (C-wire)

Save up to 26% annually on heating and cooling costs (compared to a hold of 72°F).INSTALLATION: Easily install it yourself in 45 minutes or less with handy video walkthroughs and a step-by-step guide on the ecobee app.Bluetooth 5.0ALEXA BUILT-IN: Consider your life handled with Alexa built-in. Just ask for the weather, music, Alexa Calling and more.PLAYS WELL WITH OTHERS: ecobee3 lite works with your favorite smart home setups, including Apple HomeKit, Amazon Alexa, Google Assistant, Microsoft Cortana, Samsung SmartThings, Wink, and IFTTT

Included SmartSensor extends comfort to your most important rooms

Comes with Siri and Alexa Built-in for calls, music, and added control (Apple HomePod mini required to enable Siri)

Automatically pauses your heating or cooling when a door or window is left open (requires ecobee SmartSensor for doors and windows and a Smart Security subscription)

Integrates seamlessly with your preferred smart home system. Compatibility: Gas, Oil, Electric, Dual-fuel, Conventional (2H/2C), Heat Pump (4H/2C), Humidifier, Dehumidifier, Ventilator, HRV or ER

INSTALLATION: Easily install it yourself in 45 minutes or less with handy video walkthroughs and a step-by-step guide on the ecobee app.Bluetooth 5.0

ALEXA BUILT-IN: Consider your life handled with Alexa built-in. Just ask for the weather, music, Alexa Calling and more.

PLAYS WELL WITH OTHERS: ecobee3 lite works with your favorite smart home setups, including Apple HomeKit, Amazon Alexa, Google Assistant, Microsoft Cortana, Samsung SmartThings, Wink, and IFTTT

Save up to 26% per year on heating and cooling costs. ENERGY STAR certified. Automatically adjusts the temperature when you’re away to never heat or cool an empty home. Compared to a hold of 72°F.Compatibility : Works with most 24VAC HVAC equipment, including conventional furnaces and air conditioners (2H/2C), heat pumps (2H/2C + 1 stage AUX heat), boilers, and PTACs or fan coil units with up to 3 fan speeds. 1 wire accessory support for humidifiers, dehumidifiers, and ventilators (HRV/ERV).

Enjoy comfort without compromise. Smart Thermostat Enhanced preheats or precools your home before you arrive, so it’s the perfect temperature the moment you walk in. Automatically adjusts to your desired temperature when you’re home or sleeping to keep you comfortable day and night.

Easy to install and use every day, ecobee Smart Thermostat Enhanced comes with everything you need for installation. Most people install it themselves in about 45 minutes or less. Use your smart home platform and the ecobee app to control your thermostat from anywhere with your smartphone, tablet, or Apple Watch.

ecobee Smart Thermostat Enhanced is made with quality materials and designed to last on your wall for over a decade. It’s hardwired so you never have to worry about losing control or replacing batteries. If you run into problems, our dedicated support team is available 7 days a week.

Add in a SmartSensor which allows you to measure the temperature in rooms that matter most, like the nursery or bedroom. It reads temperature and movement in whatever room it is placed in for complete home monitoring and energy savings (SmartSensor sold separately).

Compatibility : Works with most 24VAC HVAC equipment, including conventional furnaces and air conditioners (2H/2C), heat pumps (2H/2C + 1 stage AUX heat), boilers, and PTACs or fan coil units with up to 3 fan speeds. 1 wire accessory support for humidifiers, dehumidifiers, and ventilators (HRV/ERV).

Save up to 26% per year on heating and cooling costs. ENERGY STAR certified. Included SmartSensor (50 dollar value) adjusts the temperature in the rooms that matter most to reduce hot or cold spots to keep you comfortable. Compared to a hold of 72°F.

Built-in air quality monitor alerts you to poor air quality, provides tips on how to improve it, and reminds you when it’s time to change your furnace’s air filter.

Premium materials and advanced engineering mean a large, vibrant display with a cinematic interface, a timeless design, and next level occupancy sensing.

ecobee Smart Thermostat Premium is a complete home monitoring hub that includes built-in smoke alarm detection and alerts to possible break-ins when your system is armed. Get notifications during sudden temperature drops that could cause damage. ecobee Smart Security plan required

Comes with a smart speaker and your choice of Siri or Alexa Built-in. Control your home using the power of your voice and listen to your favorite Spotify playlists and podcast through your thermostat’s speaker. Apple home hub required to enable Siri on Smart Thermostat Premium

No more programming: With Auto-Schedule, the Google Nest Learning Thermostat learns from you and programs itself..Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page

Home/Away Assist: don't heat or cool an empty home. Home/Away Assist adjusts the temperature after you leave.

Remote control: Control your thermostat from anywhere using the Nest app.

Know more, save more Check your Energy History to see how much energy you use and why.

Look for the Leaf: The Nest Leaf appears when you choose a temperature that saves energy.

For High/Line Voltage Systems — Mysa works with 120-240V electric baseboards and electric fan-forced heaters and requires one neutral or second live wire.

Save 26% on Your Energy Bill — Mysa helps you save money by using home energy more efficiently.

Smart Integrations — Mysa works with Alexa, Google Assistant, and Apple HomeKit. Stay cozy and connected.

Sleek, Minimalist Design — Mysa’s premium look subtly enhances your home’s style. Goodbye, boring beige!

Quick Install — Mysa installs easily in 15 minutes or less with step-by-step online guides and videos.

ENERGY STAR CERTIFIED. See your energy use in the Monthly Energy Report, and help save even more with a schedule that adapts to your lifestyle.

SAVE ENERGY AND GET REWARDED by checking with your energy provider about available energy savings rebates to save on your purchase (rebate finder link above). Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.

AUTO HOME AND AWAY MODE. Adjust your thermostat from anywhere with your mobile device, or let your home automatically react to your schedule with geofencing.

MULTI-ROOM FOCUS. Add Smart Room Sensors to focus the temperature on multiple rooms for comfort where it matters to you. (Sensors sold separately). Wire Configuration - 4-Wire. Supports Wi-Fi 802.11 B/G/N 2.4 and 5 GHz.

COMPATIBLE WITH: Forced air (gas, oil or electric), hot water and steam, and heat pumps with electric backup. Does NOT work with electric baseboard heat (120-240V). C-Wire Required.

SMARTER, SIMPLER SETUP. Everything you need comes in the box, including a power adapter so that the T9 works in most homes. The T9 intuitively identifies your home’s heating and cooling type, making it easy to do it yourself.

Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.

Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.

ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page

The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No

Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home; easily program an energy efficient schedule in the Google home app on your Android or iPhone

Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1]

Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app; check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat

Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems; sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2]

It’s easy to install your thermostat, typically in 30 minutes or less, with everything you need included in the box; it’s compatible with 85% of heating and cooling systems

Control the temperature with your voice using smart home devices that work with Google Assistant or Alexa[3]

Nest Renew makes it simple to support clean energy right from home; it works with your Nest Thermostat[5] to help you automatically prioritize your usage[6] to times when energy is cleaner or less expensive

Please refer to the product description section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)

Save Energy: With customizable routines that conserve energy when you’re away and daily energy reports, you can create a greener home and reduce your energy costs.

Room-to-Room Comfort: Connect up to 16 Levoit sensors (sold separately) to the smart thermostat, helping you to monitor each room and pick the most comfortable temperature for you.

24/7 Scheduling: Customize routines that will automatically adjust the temperature for you without the need for manual changes.

Control From Anywhere: Let Amazon Alexa or Google Assistant adjust the temperature at your command when you connect your thermostat to the free VeSync app.

Smart Scenes: Take control of your home's atmosphere by connecting Levoit sensors, smart humidifiers, and smart air purifiers to the thermostat with the VeSync app.

User-Friendly Touchscreen: The 4-inch, high-resolution display automatically adjusts its brightness based on the amount of light in the room, allowing you to easily view your indoor temperature, humidity, and the weather forecast.

Easy HVAC Monitoring: Receive notifications when there’s a system malfunction or when your indoor temperature goes outside your preferred range.

High Compatibility: This thermostat comes with a C-wire adapter and is compatible with Heating and Cooling Systems, Cooling Only System, Heat Pump Systems, and more. Does NOT work with heating only systems(No C-wire) or high voltage systems(120V-240V).

Easy to Install: The average DIY installation takes about 35 minutes. Simply follow the step-by-step installation guide in the VeSync app.