36 best smart thermostat we tested in 2024

Save up to 26% annually on heating and cooling costs (compared to a hold of 72°F)

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

EASY SMART HOME CONTROL FOR EVERYONE: Brilliant touchscreen panels with built-in Alexa make it easy for everyone at home to control popular smart devices, lighting, cameras, locks, thermostats, intercom, scenes and more by simply replacing a light switch.

REPLACES A 2-GANG LIGHT SWITCH PANEL & REQUIRES NEUTRAL & GROUND WIRES: This 2-Switch Panel installs in a standard 2-gang electrical box. Includes a 5" LCD touchscreen, a built-in camera with privacy shutter and a built-in motion sensor.

SMART LIGHTING: Turn regular lights into smart lights (supports LED, CFL, halogen, incandescent bulbs, dimmable, multiway). Control Hue, LIFX, and Kasa TP-Link smart bulbs. Control lights using touch, voice, built-in motion detection, scenes or an app.

IN-WALL SONOS, RING & SMART LOCK CONTROL: Now everyone at home can easily browse and play music with Sonos speakers, see who’s at the door with a Ring Video Doorbell, and unlock the door with a compatible smart lock—all without needing a phone.

ELIMINATE VOICE ASSISTANT CLUTTER FROM COUNTERTOPS: Put Amazon Alexa in your walls and enjoy the convenience of built-in clutter-free voice control with audio and visual responses from a touchscreen panel on your wall.

COMPATIBLE WITH ELECTRIC HEATING. Works with baseboard heaters, convectors, fan-forced convectors, and radiant ceiling heating.

SAVE ENERGY AND REDUCE YOUR BILL. See your energy consumption and savings in real-time for each connected thermostat. The Neviweb app is required.

WORKS WITH Apple Homekit, Amazon Alexa, Google Home, and Neviweb. *Wi-Fi required* Features may vary from a platform to another.

GREATER COMFORT. Discover unequaled temperature accuracy thanks to the triac switching.

EXCEPTIONAL SMART HOME EXPERIENCE. Connect your thermostat with Wi-Fi to use the Neviweb app and get the best experience with this product. Features available in Neviweb: Scenes (activate personalized ambiances); Schedules (up to 8 periods per day); Geofencing (trigger actions based on your presence); Energy reports (see your consumption and savings in real-time). Many additional tailored features are available in Neviweb, the app designed by Sinopé Technologies.

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

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

EASY DIY INSTALLATION: Use the built-in level and step-by-step app instructions for a quick installation. Works with HVAC equipment found in most homes. Common wire (c-wire) is not required in most applications

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

SIMPLE CONFIGURATION: Looks and feels like a thermostat. Has buttons and fits the same space as a traditional thermostat so you don’t have to patch and paint your walls

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

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

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

COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor.

YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.

EASY OPERATION AND INTUITIVE. Bright, easy-to-read touchscreen makes for simple operation.

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.

ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.

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.

ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable

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

Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home

Programmable thermostat that lets you create 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

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.)

The limited warranty for this product applies only if purchased from Amazon.com OR if the product is packaged with a Google Seal for Online Marketplace.

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

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).

Simple set-up that adjusts temperatures to fit your daily life. Onscreen Help" button answers questions as you go

Know about extreme indoor temperatures. Stay up-to-date on local weather conditions. Smart Response gives you the right temperature at the right time

Choose a color scheme that blends with your home's decor or adds contrast

Free highly rated app with no monthly fee

Simple set-up with one touch weather and smart alerts