10 Best Smart Thermostats for Energy Savings in 2023 Ranked & Reviewed for 2025

Discover the top smart thermostats for energy savings in 2023. Control your heating and cooling while saving big!

Expert Reviewed
Updated April 2025
ecobee Smart Thermostat Essential

ecobee Smart Thermostat Essential

$129.99
4+ Stars
ecobee smart thermostat home automation energy savings WiFi thermostat

Features:

• Save up to 23% yearly on heating and cooling costs • Compatible with 85% of HVAC systems • User-friendly touchscreen and smartphone control • Automatically adjusts temperature based on your schedule • Easy DIY install, no C-Wire needed

What We Think:

"The ecobee Smart Thermostat Essential is like having a personal assistant for your home's climate. It's user-friendly and makes saving money feel effortless!"

Why You'll Love It:

"You'll enjoy the freedom of adjusting your home temperature from anywhere with the app. Plus, the energy savings are a nice perk that stacks up over time!"

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ecobee Smart Thermostat Premium with Smart Sensor

ecobee Smart Thermostat Premium with Smart Sensor

$223.99
4+ Stars
premium thermostat energy savings smart home air quality monitor ecobee

Features:

• Save up to 26% on energy costs yearly • Built-in air quality monitor and SmartSensor included • Large, vivid display and premium materials • Smart home alarm integration • Easy installation with included Power Extender Kit

What We Think:

"This thermostat is the ultimate home monitoring hub! It not only keeps your temperature comfy but also looks out for your air quality and home security."

Why You'll Love It:

"Imagine a thermostat that adjusts to keep your rooms just right while ensuring the air you breathe is clean. This one does it all in style!"

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ecobee Smart Thermostat Enhanced

ecobee Smart Thermostat Enhanced

$154.98
4+ Stars
smart thermostatecobee home comfort energy efficient WiFi control

Features:

• Save 26% on annual heating and cooling costs • Automatically adjusts temperatures based on your needs • Quick and easy DIY installation • Dual-band Wi-Fi for connecting from anywhere • Add SmartSensor for enhanced room control

What We Think:

"This one's perfect for anyone who loves tech that understands them! It learns your habits for maximum comfort without you lifting a finger."

Why You'll Love It:

"Say goodbye to walking into a stuffy or chilly home! The Smart Thermostat Enhanced ensures your space is always cozy upon arrival."

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ecobee3 Lite Smart Thermostat

ecobee3 Lite Smart Thermostat

$128.69
4+ Stars
ecobee lite thermostat smart savings DIY energy efficient

Features:

• Energy Star certified to save up to 23% annually • Smartphone, Alexa, Siri control • Add SmartSensors for hot and cold spots • Compatible with 85% of heating systems • DIY installation made easy

What We Think:

"The ecobee3 Lite is perfect for those new to smart devices—intuitive and beneficial for both your home and wallet!"

Why You'll Love It:

"Whether you're a beginner or a tech wizard, this thermostat fits seamlessly into your life while helping you save on bills."

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Google Nest Learning Thermostat (4th Gen)

Google Nest Learning Thermostat (4th Gen)

$228.99
4+ Stars
Nest thermostat smart home energy saving Google assistant eco-friendly

Features:

• Energy saving with customizable features • Works with most 24V systems • Automatic schedule adjustments via the Google Home app • Beautiful display with a larger screen for easy visibility • Eco-friendly design

What We Think:

"Google's Nest Learning Thermostat is a classic choice for a reason! It’s smart, stylish, and totally efficient. Perfect for tech-savvy homeowners!"

Why You'll Love It:

"With this thermostat, you'll literally welcome a smart home—adjust the temp via the app or just ask Google. It’s pretty amazing!"

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Google Nest Learning Thermostat - 3rd Gen

Google Nest Learning Thermostat - 3rd Gen

$169.95
4+ Stars
Google Nest smart thermostat home automation eco-friendly savings

Features:

• Self-programming for efficiency • Remote control via app or voice commands • Energy history tracking • Compatible with 95% of heating/cooling systems • Beautiful design with high-resolution display

What We Think:

"The 3rd Gen Nest feels like your trusted advisor in energy saving, and the design is just a bonus! It’s like having your cake and eating it too."

Why You'll Love It:

"Besides its sleek look, it’s a huge win for energy consciousness, letting you save money while keeping your home comfy!"

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Honeywell Home T9 WiFi Smart Thermostat

Honeywell Home T9 WiFi Smart Thermostat

$101.87
4+ Stars
Honeywell smart thermostat family comfort energy savings WiFi

Features:

• Smart Room Sensor ready for multi-room comfort • Adjusts to your schedule with geofencing • Easy touchscreen display • Voice control compatible with Alexa and Google Assistant • ENERGY STAR certified for efficiency savings

What We Think:

"This one’s a smart choice for family households, helping ensure everyone’s comfort in their favorite spots while being energy efficient."

Why You'll Love It:

"Feel like a superhero in your home! It balances everyone's temperature needs, making bedtime or playtime just the way you like it!"

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Honeywell Home T9 WiFi Smart Thermostat

Honeywell Home T9 WiFi Smart Thermostat

$187.20
4+ Stars
Honeywell T9 smart home energy efficiency temperature control comfort technology

Features:

• Multi-room focus with Smart Room Sensors • Auto Home/Away mode • Excellent range on sensors • Controlled via Resideo app or voice commands • Compatible with most heating systems

What We Think:

"This thermostat really brings multi-room comfort to the next level—goodbye cold spots! It’s so intuitive, you’ll forget it’s even there!"

Why You'll Love It:

"Trust me, this will take your home comfort to a whole new level. Perfect for juggling everyone's comfort, plus it saves on energy!"

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Sensi Touch Wi-Fi Smart Thermostat

Sensi Touch Wi-Fi Smart Thermostat

$143.68
4+ Stars
Sensi smart thermostat mobile control energy savings DIY

Features:

• DIY with simple installation instructions • Energy Star certified • Mobile app for control from anywhere • Usage reports for tracking savings • Privacy protection features included

What We Think:

"The Sensi Touch is a great balance of modern functionality and ease of use. You’ll love how organized and comfortable your home feels with this one!"

Why You'll Love It:

"It’s like your thermostat just won the ‘Best Listener’ award! Adapting to your lifestyle keeps your home cozy without extra work."

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