Updated: May, 2025

Best wifi smart thermostats

Save up to 47% Off

1

Honeywell Home

9.8

Exceptional

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

27% Off

Why we love it

Customizable color touchscreen.

Smart learning for efficient heating.

Energy Star certified for savings.

Main highlights

Customizable Color Touchscreen
Personalize your thermostat to fit your décor with a vibrant, easy-to-read screen.

Ideal for Smart Home Integration
Perfect for homes with Wi-Fi connectivity and compatible smart devices.

Praised Smart Learning Feature
Learns heating/cooling times to maintain comfort efficiently.

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How do we rank?

How do we rank
Our AI-powered platform ranks products using multiple weighted factors from millions of products and user reviews across the web, providing the most valuable and real data. Higher scores rank first.
2

ecobee

9.6

Exceptional

New 2025 ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant

Main highlights

Save up to 23%* every year on heating and cooling costs. That’s about $250¹ a year in savings, meaning the cost of the Smart Thermostat Essential is covered in just six months. 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 top rated ecobee app. Plus, free software upgrades ensure you get the best out of your Smart Thermostat Essential, for years to come.

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3

Emerson

9.5

Excellent

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

42% Off

Why we love it

Easy DIY installation without a C-wire.

Energy savings with flexible scheduling.

Comprehensive smart maintenance alerts.

Main highlights

Energy Saving Feature
ENERGY STAR-certified, saves up to 23% on HVAC energy.

Ideal for Smart Homes
Works seamlessly with Alexa and other smart home systems.

Praised Manual Controls
Customers love the clear screen and intuitive button controls.

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4

Honeywell Home

9.3

Excellent

Honeywell Home RTH8800WF2022, T5 WiFi Smart Thermostat, 7 Day-Programmable Touchscreen, Alexa Ready, Geofencing Technology, Energy Star, C-Wire Required

21% Off

Why we love it

Significant energy savings potential.

Compatible with major smart home systems.

Simple installation process.

Main highlights

Energy Efficiency Savings
Save between 8% and 16% on heating and cooling bills with the T5 thermostat's scheduling feature.

Smart Home Integration
Ideal for users wanting remote control via Alexa, Apple HomeKit, or Google Assistant.

Easy Installation and Use
Customers praise the straightforward installation and effective remote temperature control.

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5

Amazon

9.1

Excellent

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

Why we love it

Easy installation with Alexa guidance.

Energy-saving features reduce bills.

Integrates seamlessly with Alexa and Ring.

Main highlights

Energy Savings and Easy Installation
Amazon Smart Thermostat helps reduce energy usage and comes with easy installation via Alexa app.

Ideal for Smart Home Integration
Perfect for homes using Alexa and Ring for seamless temperature control.

Praised for Alexa Integration
Customers love the effortless control with Alexa voice commands.

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6

meross

9.0

Excellent

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

Why we love it

Compatible with most systems.

Easy DIY installation.

Energy-saving capabilities.

Main highlights

Wide Compatibility with Heating and Cooling Systems
Compatible with 95% of systems, excluding electric baseboard heaters. C wire required; adapter available.

Perfect for Smart Home Integration
Integrates with Apple Home, Alexa, Google Home, and SmartThings via Matter technology.

Highly Praised Smart Scheduling
Offers 7x24h scheduling for effortless temperature management, even offline.

More info
7

Emerson

8.9

Very Good

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

12% Off

Why we love it

Easy DIY installation with built-in level.

Remote control via mobile app.

Energy-efficient, saves on HVAC costs.

Main highlights

Easy Installation and Compatibility
Simple DIY setup with built-in level; works with most home HVAC systems.

Ideal for Energy Savings
Perfect for households wanting to reduce HVAC energy costs with flexible scheduling.

Highly Rated Mobile App Control
Customers praise the convenience of controlling the thermostat remotely via smartphone.

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8

Emerson

8.8

Very Good

EMERSON Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W , White

28% Off

Why we love it

Easy to install and use.

Compatible with major smart home platforms.

Reliable performance over time.

Main highlights

Energy Saving Feature
Saves up to 23% on HVAC energy with flexible scheduling and remote access.

Ideal for Smart Homes
Perfect for smart home integration with Alexa, Google Assistant, and Apple HomeKit.

Customer Praised Reliability
Praised for reliability and seamless operation even after power and internet outages.

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9

Honeywell Home

8.6

Very Good

Honeywell Home RTH6580WF Wi-Fi 7-Day Programmable Thermostat

12% Off

Why we love it

Energy-efficient with smart tracking.

Compatible with most heating and cooling systems.

Remote control via app or voice assistants.

Main highlights

Energy Efficiency and Savings
ENERGY STAR certified, offers energy reports, and personalized tips for reducing energy use.

Remote Climate Control
Ideal for users needing remote access during trips or regular schedules.

Accurate Temperature Control
Customers praise accurate temperature readings and reliable performance.

More info
10

Emerson

8.4

Good

Sensi Touch 2 Smart Thermostat with Touchscreen Color Display, 100 Years of Expertise, Programmable, Wi-Fi, Data Privacy, Easy DIY, Works with Alexa, Energy Star Certified, ST76, C-Wire Required

47% Off

Why we love it

Easy to install and use.

Maintains privacy, no data selling.

Improves home comfort efficiently.

Main highlights

Energy Efficient and Privacy Focused
Save about 23% on HVAC energy with privacy protection.

Ideal for Multi-Zone Control
Works with room sensors to balance home temperatures.

Customer Praised Usability
Highly rated for easy programming and remote access via app.

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Our top pick

1
27% Off

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
The Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat is a versatile and efficient solution for modern home climate control. Its customizable color touchscreen allows users to personalize the display to match their home décor, while the Smart Response Technology ensures optimal comfort by learning the time it takes to heat or cool your home. This thermostat is ideal for smart homes, easily integrating with Wi-Fi and compatible with Amazon Alexa, Google Assistant, and IFTTT for convenient voice and app control. Energy Star certification highlights its energy-saving capabilities, making it a cost-effective choice. Despite some minor installation challenges and limited app features, it remains a popular choice for its reliability and smart learning capabilities. With flexible programming options and compatibility with various heating and cooling systems, the Honeywell RTH9585WF stands out as a top choice for those seeking a balance of style, functionality, and energy efficiency.

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