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5 Best Smart Thermostats of 2025

Last Updated - 2025/10/01

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Google

Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor (2nd Gen) - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian

Google

CA$370.00

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- With natural heating and cooling, the Nest Learning Thermostat (4th gen) learns how the temperature outside affects the temperature inside, and pauses your system to help you save[1]
- The thermostat is made with premium materials in elegant finishes; with a 60% larger borderless display and Dynamic Farsight, you can see info from across the room[1,11]; choose the design, like a clock, the temp, weather, and more
- The thermostat is easy to install yourself, usually in 40 min or less[5]; you can control it and your other compatible smart home devices in the Google Home app[1]; or change the temp just by using your voice with Alexa or a Nest smart speaker[3]
- The Nest Learning Thermostat (4th gen) works with most 24V systems, including gas, electric, oil, forced air, heat pump, and radiant, and no C wire is required for installation in most homes; visit the Nest Compatibility Checker for more info
- The Nest Learning Thermostat (4th gen) can help save an average of 12% on heating bills and 15% on cooling bills[2]
- Smart Schedule learns the temps you like, and when you like them; it suggests tweaks to help you save, and you can accept them in the app[1]; and Adaptive Eco helps find an energy-saving temperature, based on the temperature outside[1]
- Please refer to the “Legal” section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)
- Nest’s smartest, most advanced thermostat yet, the Google Nest Learning Thermostat (4th gen) is a beautiful, brilliant way to save energy, keep your home comfortable, and help make sure your heating and cooling systems are running smoothly
- It comes with the Nest Temperature Sensor (2nd gen) and works with any Nest Temperature Sensor; put a sensor in any room to help manage hot and cold spots, and use the Google Home app to set the temp it should reach at a certain time of day[1]
- Coming soon: Control the brightness of your thermostat’s display
CA$370.00
2
Best Value
16% Off

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ecobee
16% Off

ecobee New Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

ecobee

CA$275.99

CA$329.99
(16% Off)

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CA$275.99
CA$329.99 (16% Off)
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ecobee

ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home

ecobee

CA$249.99

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CA$249.99
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

ecobee

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

ecobee

CA$179.99

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Main highlights
- 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 also check your system’s compatibility before purchasing with our online ecobee Compatibility Checker on the ecobee support page
- Works with leading smart home ecosystems. Pair Smart Thermostat Essential with Apple HomeKit, Google Assistant, and Alexa.
- Save up to 23%* every year on heating and cooling costs. That’s about $342* a year in savings, meaning the cost of the Smart Thermostat Essential is covered in just six months. *Compared to a hold of 22°C.
- Helps you save monthly on energy bills. Our Smart Thermostats are consistently rated best in the industry by customers like you, tech reviewers and HVAC professionals.
- 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.
- 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 your thermostat's colour touchscreen or using the top rated ecobee app. Plus, free software upgrades ensure you get the best out of Smart Thermostat Essential, for years to come.
- 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.
- 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.
- Add in a SmartSensor which allows you to measure the temperature in rooms that matter most, like the nursery or bedroom. (SmartSensor 2 pack sold separately).
CA$179.99
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Google

Google Nest Thermostat - Smart Thermostat for Home - Programmable WiFi Thermostat - Sand

Google

CA$179.99

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Main highlights
- Your thermostat can monitor your heating and cooling system and alert you if something doesn’t seem right. It can also send helpful reminders, like when it’s time to replace your filter. And you can book time with a qualified pro right from an alert or reminder.
- With the Google Home app, you can control the Nest Thermostat from wherever you are – whether you’re on the couch or away from home. Change the temperature, adjust your schedule, check your settings, and more. Or ask Google to change the temperature – just say, “Hey Google, turn up the heat.”
- The Nest Thermostat helps you save energy. It can turn itself down when you leave the house, so you don’t waste energy heating or cooling an empty home. Right from the start, it helps you create an energy-efficient schedule. And with Savings Finder, it looks for ways to help you save even more.
- It’s designed so you can install it yourself. Installation usually takes 30 minutes or less. Or you can get help from a Nest Pro. As you set up your new Nest Thermostat, you can also quickly create a schedule that’s right for you. To change the temperature, just swipe the touch bar on the side or use the Google Home app from anywhere.
CA$179.99

5 Best Smart Thermostats of 2025

Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor (2nd Gen) - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian

ecobee New Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

ecobee New Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home

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

Google Nest Thermostat - Smart Thermostat for Home - Programmable WiFi Thermostat - Sand

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