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5 Best Ecobee Thermostats in 2021: Heating and Cooling for the Smart Home

Make your home truly smart with the best ecobee thermostats.

Why use a smart thermostat? Here’s why: It’s not only smart but energy-efficient as well. And when it comes to smart thermostat, one of the biggest and trusted brands is ecobee. With that, we’ll discuss about ecobee thermostats today.

There are 2 things that make ecobee a popular choice: affordability and simplicity.

But first, how does a smart thermostat work?

Basically, it works like a regular thermostat. However, it is packed with “smart” features and technology that allow you to set up and control heating and cooling easily, using your phone. More importantly, it helps you save money on your electric bills. It’s an essential device for smart climate control.

So if you’re thinking about getting a thermostat for your smart home, ecobee is a smart choice.

To learn about the best ecobee thermostats in the market today, read on…

Related: Best Smart Thermostats

The Top 5 Ecobee Smart Thermostats

Best OverallEcobee SmartThermostat with Voice Control
CheapestEcobee3 Lite
Best ValueEcobee Smart Si
Highly RecommendedEcobee4 Thermostat
Runner UpEcobee3 Thermostat
5 best Ecobee smart thermostats

5 Best Ecobee Thermostats

Ecobee keeps everything simple and convenient. The ecobee thermostats are not only smart, but they’re also simple and convenient to use. They’re affordable and energy-saving too!

With ecobee smart thermostats, you can control your home HVAC systems conveniently from anywhere. You can control via the website or using the intuitive mobile app.

You can use the app to the following:

  • Walkthrough the installation with videos and diagrams
  • Use the app to schedule
  • Adjust temperature and preferences
  • Switch Home or Away mode

You can download the app below.

Now let’s take a look at each of the ecobee thermostats.

Related: Best Smart Home Appliances

1. Ecobee SmartThermostat with Voice Control

ecobee smart thermostat with voice control

The ecobee SmartThermostat with Voice Control may be the most expensive thermostat on the list, but you will understand why. It’s the most feature-packed. Here are just some of the things that offer that the other ecobee thermostats, even the ecobee4, do not: dual-band WiFi (2GHZ and 5GHz), far-field voice, Spotify Connect and Bluetooth Streaming, and eco+ software upgrade.

It does not only have power on the inside (quad-core processor), but it also looks great on the outside. Its vivid touch display and crisp glass finish are sleek and elegant. Like the ecobee4, it has a built-in Alexa voice control and Room Sensor. But it does not only work with Amazon Alexa, but it also works well with Google Assistant, SmartThings, and other home setups.

Features

  • Redesigned and  re-engineered thermostat
  • Smart Sensor and Room Sensor
  • Built-in Amazon Alexa
  • Easy home system integration
  • Enhanced energy savings
  • Eco+ for maximized energy efficiency
  • Fast and easy installation

Its Smart Sensor adjusts the thermostat based on temperature and occupancy, thereby reducing wasted energy in the home. You can upgrade to eco+ for free to save more on your energy bills. It has everything you need in a smart thermostat.

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2. Ecobee4 Thermostat

ecobee4 smart thermostat
ecobee4 thermostat

The previous ecobee smart thermostats are improved and made better in this new version. With a simplified and revamped design, the ecobee4 guarantees a reduced glare and improved touchscreen sensibility. But it’s more known for its easy-installation feature. Thanks to its improved power extender kit and built-in bubble plate. Just simply follow the in-app walkthrough and installation guide, and you can install this smart ecobee thermostat yourself in 30 minutes or less.

Its room sensors detect occupancy and temperature. Detecting these, the smart thermostat will automatically adjust to the right mode. This will help you save on your energy bills because your thermostat will automatically adjust as needed. You’d be surprised at how much you can save up on your home’s heating and cooling costs: up to 23% annually.

Features

  • Energy-saving
  • Easy install
  • Receive alerts and reminders
  • Smart Recovery
  • Room sensors

Once set up, you can then easily adjust your heating and cooling from wherever. Use your phone or any other Android device via the mobile app. You can also command the thermostat using Google Home and others.

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3. Ecobee3 Thermostat

ecobee3 smart thermostat
ecobee3 thermostat


The ecobee3 may not be as improved as the ecobee4, but it is still a great option. It offers efficient and intuitive cooling and heating in the home and can be integrated with your existing home system. It works well even with newer heating systems. It is also easy to install and makes use of your home’s existing thermostat wiring.

It has a motion sensor feature. This means that it automatically turns on when you walk pass by it. It senses when someone’s in the room or which room is occupied. With this, it automatically adjusts the temperature to your comfort, which also effectively helps reduce energy bills in the long run.

Features

  • Helps lower energy bills
  • Intuitively adjusts heating and cooling
  • Temperature and motion sensor
  • Multiple comfort settings
  • Sensor-based “Follow Me” feature

Packed with smart features, this thermostat intuitively controls the heating and cooling equipment (including ventilator and humidifier) in the home. To make sure that you’re comfortable, the device functions based on various data points such as the weather outside and your unique energy profile.

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4. Ecobee3 Lite

ecobee3 lite smart thermostat
ecobee3 Lite


If you find the ecobee3 or the ecobee4 expensive, there’s a cheaper but still well-equipped option: the ecobee3 lite. It’s great for simpler, single-room temperature control. Like the ecobee3, this lite version is straightforward and pretty easy to install and operate, making it friendly even to inexperienced and not-so-techy homeowners.

Like the other ecobee thermostats, this lite version works well with Google Assistant and other smart home setups. Engineered for your smart home, this intuitive thermostat is compatible with most cooling and heating systems. With this, you can conveniently and easily manage your dehumidifiers, ventilators, and humidifiers.

Features

  • Enhanced energy savings
  • Control from anywhere
  • Easy Install-It-Yourself
  • Works with Room Sensors
  • Works with various home systems

While it offers more or less the same features as the ecobee3, it does not have a SmartSensor and Room sensor (though you can get these separately). Its scheduling feature is also limited. Nevertheless, it’s a cost-efficient smart thermostat that still offers comfort and control. And it’s way cheaper too!

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5. Ecobee Smart Si

ecobee smart si thermostat
ecobee Smart Si

At a glance, you’ll immediately know that this ecobee thermostat is different from the others. It has a more utilitarian design. Its greatest strength is its highly-programmable feature. However, unlike the others, it does not have a touchscreen display.

This thermostat is best known for its highly intuitive website interface and its remote and programming settings. It’s simple and easy to use as well and guarantees reliable reports and data.

Features

  • Push-button control
  • Full-color, non-touchscreen display
  • Remote management
  • Built-in WiFi enabled
  • Intuitive User Inferface

But unlike the other ecobee thermostats, this one is not that easy to install. In fact, many find its installation process quite complex and frustrating. It may even require furnace connection rewiring in some homes. For these reasons, we’re placing it last on the list.

Nevertheless, it’s a great intuitive thermostat that’s worth your money. And that’s mainly because it’s the cheapest among the 5 thermostats listed here.

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What People Ask

Does ecobee thermostat have a camera?

No, ecobee thermostat does not have a camera. What it has is a room sensor.

Can ecobee thermostat play music?

Yes, it can be used to play music via Alexa. For instance, the ecobee4 currently supports TuneIn, Amazon Music, and iHeartRadio.

Does ecobee thermostat have a battery?

Yes, it has a battery. For example, the ecobee3 is powered by a coin-cell battery which could last up to 4 years and is replaceable.

Who makes ecobee thermostats?

Ecobee, a Toronto-based smart thermostat company, make ecobee thermostats. It is backed by Amazon and funded by Amazon and Energy Impact Partners among other investors.

Is ecobee 3 available on Bestbuy?

Yes, at the time of writing the answer, ecobee 3 Lite is available on Bestbuy at $149.99. Click on the link to buy it.

Wrapping Up

So among the best Ecobee thermostats you should get? It really depends on a lot of factors: your budget, the HVAC system you have at home, and your personal preferences.

However, if you really want a full-packed, intuitive smart thermostat that’s great both inside and out, the best option is the ecobee SmartThermostat with Voice Control. Though ecobee4 is not far behind. But the thing about these 2 thermostats is that they’re on the expensive side. If you’re looking for a cheaper but still reliable option, you can settle for the ecobee3 lite.

The important thing is that with these smart thermostats, you’ll have a more comfortable home, especially in terms of heating and cooling.

Which of these ecobee thermostats do you like best? Share your thoughts with us by leaving your comments below.

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