Top 10 Best wifi thermostat in 2026

Last Updated - 6/17/2026

🏆Best Choice

Amazon

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.
•Create comfort zones throughout your home by using select Echo devices or Amazon Smart Air Quality Monitor to automatically adjust heating and cooling based on temperature readings or presence detection.
•Save money - After purchase, Amazon will send you an email with details about rebates that may be available from energy providers in your area. Explore rebates above.
•Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.
•Automatic Control - Alexa can automatically switch between your preferred home, away, and sleep temperatures.
•On-the-go control - Let Alexa set the temperature, or set it yourself from anywhere with the Alexa app.
•You can do it - The Alexa app will guide you through the installation process, but customer service is always available.
•Reliable - Made with Honeywell Home Thermostat Technology and backed by 130 years of experience.

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$79.99

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Google

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

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.Connectivity : Wi-Fi - 802.11b/g/n 2.4 GHz, 802.11a/n 5 GHz Wi-Fi., Wireless interconnect : Bluetooth Low Energy Please refer to the product description section below for all applicable legal disclaimers.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
•Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home. Lock feature: No
•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]
•Control Nest Thermostat with Google Home and other smart home platforms. Compatible with Google Assistant and all Matter-certified voice assistants. Voice control requires a compatible smart device.
•Connectivity : Wi-Fi - 802.11b/g/n 2.4 GHz, 802.11a/n 5 GHz Wi-Fi., Wireless interconnect : Bluetooth Low Energy
•Please refer to the product description section below for all applicable legal disclaimers

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$99.98

$129.99

-23%

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ecobee

ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Save up to 23% every year on heating and cooling costs, adjusts to your set schedule to save energy when you’re gone and optimize comfort when you’re home. Compared to a hold of 72
•Compatible with 85% of systems, check your system’s compatibility with our online ecobee Compatibility Checker on the ecobee support page
•Change your temperature by easily tapping the color touchscreen or using the ecobee app. Plus, free software upgrades ensure you get the best out of your Smart Thermostat Essential, for years to come
•Automatically adjusts to your set schedule to save energy when you’re gone and optimize comfort when you’re home. Keep track of your energy consumption when you're on the go on the ecobee app
•Easy DIY install. No C Wire, no problem. Get the ecobee Power Extender Kit (PEK) for homes without a C-Wire and keep your walls looking nice with our trim kit – both sold separately
•Works with leading smart home ecosystems. Pair Smart Thermostat Essential with Apple HomeKit, Google Assistant, and Alexa
•Works with most 24 VAC HVAC equipment: Gas, oil, electric, dual fuel, forced air Conventional (2H/1C or 1H/2C) Heat Pump (2H/1C) Boilers. You can check your system’s compatibility with our online ecobee Compatibility Checker on the ecobee support page
•Add in a SmartSensor which allows you to measure the temperature in rooms that matter most. It reads temperature and movement in whatever room it is placed in for complete home monitoring and energy savings (SmartSensor 2 pack sold separately)
•Built in eco+ Smart Features: Indoor humidity detection, schedule assistant, time of use which preheats or precools your home when energy is less expensive to reduce energy use during peak hours

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$139.99

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Emerson

Sensi Smart Thermostat, 100 Years Of Expertise, Wi-Fi, Data Privacy, Programmable, Easy DIY Install, Works With Alexa, Energy Star Certified, Mobile App, ST55

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

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

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Honeywell Home

Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, Gray

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor.
•SAVE ENERGY AND GET REWARDED by checking with your energy provider about available rebates. 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.
•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. Our Air products and services work with you and for you, supporting and creating more comfortable surroundings
•Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
•Fan Control Options include On: Fan is always on; Automatic: Fan runs only when the heating or cooling system is on; and Circulate: Fan runs randomly about 35% of the time.
•The WiFi Smart Color Thermostat works seamlessly with Amazon Alexa and Google Home, as well as our mobile app, so you can control the temperature from anywhere

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$134.26

$179.99

-25%

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Emerson

Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most Systems C-Wire Not Required, Except On Heat/Cool Only and Heat Pump System

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•EASY DIY INSTALLATION: Do it yourself fast with a built-in level and simple step-by-step instructions. Works with the HVAC equipment found in most homes
•COMMON WIRE REQUIREMENTS: Common wire(C-Wire) required for heat pump and heat/cool only systems. C-wire not required on most systems
•SAVE ABOUT 23% ON HVAC ENERGY*: ENERGY STAR-certified and packed with features that help you save money, including flexible scheduling, geofencing, remote access and usage reports
•PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties or leverage your thermostat activity data for targeting or advertising purposes
•CONTROL FROM ANYWHERE: The top-rated mobile app for Android and iOS devices makes it easy to control your comfort from a smartphone or tablet

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$64.94

$69.99

-7%

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Honeywell Home

Honeywell Home RTH6580WF Wi-Fi 7-Day Programmable Thermostat, White

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•EASY-TO-USE-APP. Choose from the Total Connect Comfort app or the Honeywell Home app to control your WiFi thermostat anytime, anywhere.
•SMART HOME INTEGRATION. The Wi-Fi 7-Day is compatible with voice assistant devices like Amazon Alexa, Google Assistant, Microsoft Cortana, and more.
•SIMPLE INSTALL FOR A DIY PROJECT. The Wi-Fi 7-Day Programmable Thermostat is easy to configure and install yourself.
•ENERGY STAR CERTIFIED. Honeywell Home Wi-Fi thermostats are energy-efficient without sacrificing performance.
•EASY OPERATION AND INTUITIVE. Big, backlit digital display and easy controls make for a user-friendly experience.
•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.
•LEARNS YOUR COMFORT LEVELS. Smart Response feature learns your home's cycles to help deliver the right temperature.
•EFFICIENCY AND REWARDS. The Wi-Fi 7-Day works with utility programs across the US to bring you even more savings.
•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.
•The thermostat operates between 20-30 VAC, "supplied" to the R/RC terminals and "returning" through the C terminal. A C wire, connected to C on the equipment, is required for the thermostat to power itself.

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$76.28

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meross

meross Smart Thermostat for Home, WiFi Thermostat Works with Matter, Alexa, Apple Home, Google Assistant, App & Voice Control, 7x24h Scheduling, Energy Saving, C-Wire Required

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Before Purchasing: Meross smart thermostat for home is suitable for 95% of HVAC systems, including conventional heating and cooling systems, heating/cooling only systems, and heat pumps. Not suitable for electric baseboard heaters. Please check the compatibility before purchasing
•Note: This wifi thermostat requires a C-wire (common wire) for proper functionality. If your HVAC system does not have one, you can search for "meross C-wire adapter”to purchase a compatible adapter. This thermostat only supports 2.4GHz Wi-Fi networks
•Professional After-Sales Team: If you have any questions, please don’t hesitate to contact our phone support. Working Hours: 10:30 AM - 7:30 PM (EST), Mon-Wed, Fri-Sat
•Smart Schedule: Set it and forget it! The flexible schedule plans allow you to customize your heating and cooling routine, ensuring your home is always at the comfort temperature. The smart thermostat can automatically follow the schedule even when Wi-Fi is disconnected
•Matter Compatibility: The Matter technology allows the wifi thermostat to integrate locally with platforms such as Apple Home, Amazon Alexa, Google Home, and Samsung SmartThings via Wi-Fi
•On-the-Go Control: Easily monitor and control your thermostat for house via smart app at anywhere anytime
•Save on Energy Bills: Track your heating and cooling usage with the Meross app to conserve resources and save money
•Smart Alerts: Stay informed about filter life, system malfunctions, and long-term operation. With meross wifi thermostat, you'll have peace of mind knowing that your HVAC system is functioning properly
•Designed for DIY: Easy DIY installation with this smart thermostat in under 30 minutes. Just follow the setup wizard of the Meross app

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$67.99

$99.99

-32%

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Honeywell Home

New! Honeywell Home Smart Thermostat, Conventional/Heat Pump Compatibility, WiFi Thermostat for Home, X2S, Gray

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•CONTROL: Connect to WiFi and control from anywhere using the First Alert app - Matter Certified and also compatible with Amazon Alexa, Google Assistant, Apple Home Kit. C-WIRE Required: Before purchasing, please check to see if this thermostat is compatible with your home, a C-wire power adapter may be needed for proper operation of this thermostat.
•CUSTOMIZE: Choose to receive change air filter reminders, monitor indoor humidity, and select display settings to optimize this WiFi thermostat for home,The RTH2CWF is a replacement for the RTH6580 for applications up to 2 heat, 2 cool conventional or 2 heat, 1 cool heat pump
•SCHEDULE: Energy Star certified smart WiFi thermostat features scheduled programming and auto-away functionality. Personalize programming in 5-1-1 day, 5-2 day, 7 day, or 1 week increments - there's even a non-programmable option
•SAVE ENERGY: Help keep energy use low with energy program participation and rebate opportunities
•FEATURES: WiFi + app connectivity, demand response capable, custom display settings, flexible scheduling, auto-away technology, change filter reminder, humidity display option, extended 32°F low-heat setpoint, 2-year warranty
•MATTER CERTIFIED for seamless control and integration within other smart home platforms. A new communications standard for connecting smart devices, Matter enables thermostat control and integration within top platforms—so your thermostat can be controlled reliably within other smart home apps.

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$54.88

$79.98

-31%

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vine

vine Smart Thermostat for House, WiFi Thermostats for Home Compatible with Alexa and Google Assistant, 7day x 8period Programmable, Energy Star Certified, C-Wire Required

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•【Do a Simple Check】Please scan the QR code to do a check if vine thermostat is compatible with your home before purchase. A common wire (C-wire) is required for all vine thermostat
•【Compatibility】The smart thermostats for home is compatible with 90% of system(24V AC System): Conventional (2H/2C)-Gas, Oil, Electric, Boiler; Heat Pump(2 stages Heat/Cool + 2 stages Aux/Emerg.); Heat or Cool only Systems
•【Remotely Control & Voice Control】Control and monitor the programmable thermostat from anywhere using Vine Thermostat App or Smart Life App; Compatible with Alexa and Google Home for hands-free voice control
•【Live Smart & Energy Saving】7 days programmable schedules with Auto Home/Away mode, the ac thermostats for home automatically adjust room's temperature, keep your home in a comfortable temperature when you arrive, meanwhile helps you save much on HVAC expense
•【Multi Practical Functions】Features temperature alerts, filter change reminders, automatic synchronize time/date and child lock functionality, our home programmable thermostats ensures comfort and peace of mind
•【Quick Install】Our home thermostat for ac and heating can be installed easily in 20 minutes or less with step-by-step online guides and videos. If you have any questions, please feel free to contact us at any time

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$69.99

$79.99

-13%

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Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.