15 Best Smart Thermostats

We have analyzed 351 products and 5318 reviews to bring you the best possible Smart thermostats. Read on to learn more which Smart thermostats is the best and why. In today’s fast-paced world, shopping for the right Smart thermostats can be a daunting task. With a plethora of options available, it’s easy to get overwhelmed and end up making a purchase you might regret later. Fear not, as we’ve put together this comprehensive buying guide to help you navigate the world of Smart thermostats and make an informed decision that suits your needs and preferences.

TOP Smart thermostats Ranked:

SaleRanked #1
Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Charcoal
  • 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...
  • 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,...
  • 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...
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems; sends an alert if something doesn’t seem right, along...
  • Control Nest Thermostat with Google Home and other smart home platforms. Compatible with Google Assistant and all Matter-certified voice assistants....
  • 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
Ranked #2
Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required
  • Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.
  • Save money - After purchase, Amazon will send you an email with details about rebates that may be available from energy providers in your area....
  • Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.
  • Automatic comfort - Alexa can do the programming for you, updating the temperature to keep you comfortable.
  • 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.
SaleRanked #3
Google Nest Learning Thermostat - Programmable Smart Thermostat for Home - 3rd Generation Nest Thermostat - Works with Alexa - Stainless Steel
  • No more programming: With Auto-Schedule, the Google Nest Learning Thermostat learns from you and programs itself..Product note: You can also check...
  • 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.
SaleRanked #4
Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55
  • 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,...
  • 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...
  • SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering valuable usage reports, alerts about your...
  • 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...
SaleRanked #5
ecobee3 Lite Smart Thermostat - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - DIY Install, Black
  • 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...
  • ecobee was named an ENERGY STAR Partner of the Year award winner
  • Integrates seamlessly with your preferred smart home system. Connectivity - Wi-Fi, 802.11 b/g/n @ 2.4 GHz
  • Compatible with most 24VAC HVAC systems: furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds)....
SaleRanked #6
Google Nest Learning Thermostat - Smart & Programmable for Home - 3rd Generation - Works with Alexa - Mirror Black
  • Programmable smart thermostat that learns your schedule and the temperatures you like and programs itself to help you save energy and stay comfortable
  • Home/Away Assist automatically adjusts itself to an Eco Temperature after you leave, so you don’t heat or cool an empty home; remote control lets...
  • With Energy History, just check your phone to see how much energy you used and why, or use Quick View on the display to reach Energy History,...
  • Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems; sends an alert if something doesn’t seem right, along...
  • The Nest Learning Thermostat works with the Nest Temperature Sensor (sold separately) to help make sure a certain room is the exact temperature you...
  • Beautifully designed, with polished metal finishes and bright, high resolution display; Farsight shows you the temperature, weather, or time on your...
  • It’s easy to install your thermostat, typically in 30 minutes or less, with everything you need included in the box; compatible with 95% of heating...
  • Google Nest Learning Thermostat (Stainless Steel) with a Google Authenticity Seal
  • Nest Renew makes it simple to support clean energy right from home; it works with your Nest Learning Thermostat[6] to help you automatically...
  • Please refer to the product description section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet...
SaleRanked #7
ecobee New Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant
  • Save up to 26% per year on heating and cooling costs. ENERGY STAR certified. Included SmartSensor (50 dollar value) adjusts the temperature in the...
  • 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...
  • Premium materials and advanced engineering mean a large, vibrant display with a cinematic interface, a timeless design, and next level occupancy...
  • ecobee Smart Thermostat Premium is a complete home monitoring hub that includes built-in smoke alarm detection and alerts to possible break-ins when...
  • 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...
  • Compatible with most 24VAC HVAC systems: furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds)....
  • If a window or door is left open for 5 minutes ecobee will alert you and automatically pause your heating or cooling, saving you money while helping...
Ranked #8
Degrii Smart Thermostat with Energy Saving, Programmable WiFi Thermostat with App Control, DIY Installation, Work with Google and Alexa
  • Effortless Energy Savings: Degrii Smart Thermostat predicts and offers tips based on your schedule, optimizing controls to cut heating and cooling...
  • Extensive HVAC Compatibility: Ensure compatibility by using our Compatibility Checker. Our thermostat works with 95% of HVAC systems, including forced...
  • Quick DIY Installation: With our AI wizard on the Degrii app, installation takes just 15 minutes. Our customer service team is ready to assist if...
  • Convenient Control Options: Manage heating and cooling effortlessly through touch, the Degrii app, or voice commands with Amazon Alexa and Google...
  • Eliminate Hot and Cold Spots: Pair with up to 12 Degrii Remote Thermostats (sold separately) for a personalized comfort system, eliminating hot and...
  • Our Commitment to Protecting Your Privacy:We guarantee that we will never sell any information to third parties, and we will never utilize your...
SaleRanked #9
ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home
  • 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...
  • Enjoy comfort without compromise. Smart Thermostat Enhanced preheats or precools your home before you arrive, so it’s the perfect temperature the...
  • Easy to install and use every day, ecobee Smart Thermostat Enhanced comes with everything you need for installation. Most people install it themselves...
  • 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...
  • 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...
  • Compatible with most 24VAC HVAC systems: furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds)....
SaleRanked #10
Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready, C-Wire Required, Not Compatible with Line Volt Heating Gray
  • 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...
  • 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...
  • 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...
  • 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...
SaleRanked #11
Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75 Black 5.625" x 3.4" x 1.17"
  • 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...
  • SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR-certified Sensi smart thermostat can help you save energy with features like flexible scheduling,...
  • SLEEK, MODERN DESIGN: The large color display features easy-to-read temperatures and intuitive menus. Available in black, white and silver to...
  • 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...
SaleRanked #12
Honeywell Home RTH8800WF2022, T5 WiFi Smart Thermostat, 7 Day-Programmable Touchscreen, Alexa Ready, Geofencing Technology, Energy Star, C-Wire Required
  • High use of the scheduling feature of the T5 thermostat saved customers between 8 and 16% on heating and cooling bills. Dollar savings range based on...
  • Save Energy and Get Rewarded. Check with your energy provider about available energy savings rebates to save on your purchase. Plus, eligible...
  • 7-Day Flexible Scheduling or Location Based Temperature Control. It’s your choice. 7-day scheduling programs your thermostat. Geofence technology...
  • Auto Home and Away Mode. Enjoy ideal temperatures at home, then save when away.
  • ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.
  • C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a...
  • Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
Ranked #13
Honeywell Home RENEWRTH9585WF Wi-Fi Smart Color Thermostat (Renewed)
  • COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor.
  • ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.
  • EASY OPERATION AND INTUITIVE. Bright, easy-to-read touchscreen makes for simple operation.
  • YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.
  • C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a...
  • COMPATIBLE WITH: Forced air (gas, oil or electric), hot water and steam, and heat pumps with electric backup. Does NOT work with electric baseboard...
  • Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
Ranked #14
Certified Refurbished Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required
  • A Certified Refurbished Amazon Smart Thermostat is refurbished, tested, and certified to look and work like new and comes with the same limited...
  • Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.
  • Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.
  • Automatic comfort - Alexa can do the programming for you, updating the temperature to keep you comfortable.
  • 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.
SaleRanked #15
vine Smart Thermostat Larger Color Screen Thermostats for Home Heat and AC, 7 Day Programmable WiFi Thermostat App Control Compatible with Alexa and Google Assistant, C-Wire Required
  • 【User-Friendly Touchscreen】High-resolution display 4-inch larger color screen, this programmable thermostat is easier to read and operate, besides...
  • 【Remotely Control & Voice Control】Control and monitor the wifi thermostat from anywhere using Vine Thermostat App or Smart Life App; Compatible...
  • 【Live Smart & Energy Saving】7 days programmable schedules with Auto Home/Away mode, the thermostat for home automatically adjust room's...
  • 【Wide Compatibility】This ac thermostats for home is compatible with 90% of system: Conventional (2H/2C); Heat Pump (4H/2C); Supports natural gas,...
  • 【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

Why Invest in a Quality Smart thermostats

Before diving into the nitty-gritty of choosing the best Smart thermostats, it’s essential to understand why investing in a quality product is crucial. A well-crafted Smart thermostats not only enhances your experience but also ensures longevity and value for your money. Here are a few reasons why you should prioritize quality over cost:

  • Durability: A high-quality Smart thermostats is built to last, saving you from the hassle and expense of frequent replacements.
  • Performance: Premium Smart thermostats often boast superior performance, delivering better results and ensuring a more satisfying experience.
  • Safety: Reputable brands prioritize safety standards, ensuring that their Smart thermostats meet all necessary regulations and protect you from potential hazards.
  • Warranty and Customer Support: Top-tier manufacturers typically offer comprehensive warranties and reliable customer support, giving you peace of mind in case of any issues.

Factors to Consider When Choosing a Smart thermostats

With the importance of quality established, let’s delve into the key factors you should consider when selecting the best Smart thermostats for your needs.

  1. Brand Reputation
    Brand reputation is a crucial aspect to consider when shopping for a Smart thermostats. Established brands with a proven track record of producing high-quality products are generally more reliable and trustworthy. Research brands thoroughly, read customer reviews, and gather as much information as possible to make an informed decision.
  2. Product Features
    Different Smart thermostats come with varying features and functionalities. Determine your specific needs and priorities, and choose a product that aligns with them. Consider factors such as size, weight, material, ease of use, and any additional features that may enhance your experience.
  3. Performance and Specifications
    Closely examine the performance and specifications of the Smart thermostats you’re considering. Pay attention to details like speed, capacity, efficiency, and compatibility to ensure the product meets your expectations and can handle your intended use.
  4. Price and Value
    While it’s tempting to go for the cheapest option, remember that quality often comes with a higher price tag. Strike a balance between cost and value by considering the long-term benefits and potential savings of investing in a premium Smart thermostats.
  5. Customer Reviews and Ratings
    One of the best ways to gauge a product’s performance and reliability is to read customer reviews and ratings. Scour reputable online platforms and forums to gain insights from real-world users. Pay attention to both positive and negative feedback to get a well-rounded understanding of the product.
  6. Warranty and Customer Support
    A robust warranty and reliable customer support are essential factors to consider. Reputable manufacturers typically offer comprehensive warranties and responsive customer service, providing peace of mind and ensuring you’re covered in case of any issues or defects.

Tips for Making the Best Purchase

Now that you’re armed with the necessary knowledge, here are some additional tips to help you make the best purchase:

  • Set a Budget: Determine your budget beforehand and stick to it. This will help you narrow down your options and avoid overspending.
  • Do Your Research: Thoroughly research the Smart thermostats you’re interested in. Read reviews, watch videos, and gather as much information as possible from reliable sources.
  • Compare Options: Once you’ve shortlisted a few potential Smart thermostats, compare their features, specifications, and prices side-by-side to make an informed decision.
  • Consider Future Needs: While it’s essential to address your current needs, also consider your future requirements. Choose a Smart thermostats that can adapt and grow with your evolving needs.
  • Buy from Reputable Sellers: Purchase your Smart thermostats from reputable sellers or directly from the manufacturer to ensure authenticity and access to warranty and customer support.
  • Take Advantage of Promotions and Discounts: Keep an eye out for sales, promotions, or discounts that can help you save money while still getting a quality Smart thermostats.

By following this comprehensive buying guide and considering the factors outlined, you’ll be well-equipped to navigate the Smart thermostats market and make a purchase that meets your needs and exceeds your expectations.

Sophie Delatorre
Sophie Delatorre

I'm Sophie Delatorre, an experienced and trusted product review expert known for my in-depth and unbiased analyses. With over 10 years under my belt reviewing all types of consumer products, from tech gadgets to home appliances, I provide comprehensive feedback to help consumers make informed purchase decisions.

My specialty is putting products through rigorous real-world testing to evaluate quality, durability, ease of use, and overall value. I credit my background in consumer science and engineering for my meticulous eye for detail and technical know-how when breaking down a product's specs and performance.

I also run my own website and YouTube channel where I share videos demonstrating product tests and detailed buying advice.

When I'm not busy buying and reviewing the latest products, I stay on top of consumer trends and innovations. My passion lies in helping everyday shoppers cut through marketing claims to find the best value products that will save time, money, and hassle.