Ecobee Smart Thermostat Essential Review: A Room Sensor in the Box and Every Major Platform Supported
4 inch colour touchscreen, occupancy-aware scheduling and an included remote sensor, working with Apple Home, Google Home, Alexa and Home Assistant.
The Ecobee Essential is the mid-range thermostat that does not force an ecosystem choice: Apple HomeKit, Google Home, Alexa and Home Assistant are all supported. It ships with a remote temperature sensor, which is the feature that actually fixes an unevenly heated house, since the thermostat can heat based on where people are rather than on the hallway wall it happens to be mounted on. A 4 inch colour touchscreen at 540 x 540 shows temperature, time and weather, proximity detection wakes it as you approach, and it measures humidity as well as temperature. Scheduling learns your routine, drops the temperature when the house is empty, and can shift heating to cheaper, cleaner electricity periods.
- Homes with cold or hot rooms
- Multi-platform households
- Apple HomeKit users
- Cutting heating costs automatically
Pros
- Remote temperature sensor included, with presence-based selection
- Works with Apple HomeKit, Google Home, Alexa and Home Assistant
- 4 inch colour touchscreen at 540 x 540, showing time and weather
- Automatic scheduling that learns your routine and reacts to an empty house
- Can shift heating and cooling to cheaper, cleaner electricity periods
- Temperature and humidity sensing, with alerts for sudden swings
- Proximity detection wakes the display as you approach
- Three year warranty
Cons
- No Matter or SmartThings support, and no IFTTT
- No trim plate included
- Intruder alerts require an ecobee Smart Security subscription
- No air quality or CO2 sensing
- No speaker or on-device voice control
- 2.4 GHz Wi-Fi only
Who is the Ecobee Essential for?
It fits the very common situation where one room is always colder than the thermostat suggests. Because a remote sensor is included and selection works by presence, the system heats for the room people are actually in, which is the single biggest improvement over a basic smart thermostat. It also suits mixed-device households: with HomeKit, Google Home and Alexa all supported, plus Home Assistant, nobody has to change phones to control the heating.
What it does well
Automatic scheduling goes beyond a timer: it turns the temperature down when nobody is home, learns your routine and recommends schedule changes for savings, and can heat or cool when electricity is cheaper and cleaner. Temperature and humidity are both measured, and temperature alerts warn about sudden drops or spikes that could damage the home while you are away, which is exactly what you want from a thermostat during a winter absence. The 4 inch colour touchscreen displays time and weather as well as temperature, and proximity detection means it lights up as you walk over rather than staying bright all day. Warranty is three years, longer than most.
What to know before you buy
Matter and SmartThings are not supported, and neither is IFTTT. There is no trim plate in the box, so if your old thermostat was larger you may need to patch or paint the wall. Intruder alerts exist but require an ecobee Smart Security subscription, so treat those as an add-on rather than an included feature. There is no air quality or CO2 sensing, unlike ecobee's premium model, no built-in speaker or on-device voice control, and no system health monitoring. Wi-Fi is 2.4 GHz only. As a wired thermostat, installation depends on your existing HVAC wiring.
Is the Ecobee Essential worth it?
It sits in the middle of the market and includes the thing that usually costs extra, a remote sensor, along with a colour touchscreen and three years of warranty. For a house with uneven temperatures, the sensor alone justifies choosing it over the cheapest smart thermostats, and the broad platform support makes it a safe long-term buy. Step up to the premium model only if you specifically want air quality sensing or the built-in voice assistant.
Frequently asked questions
Does the Ecobee Essential come with a room sensor?
Yes, a remote temperature sensor is included, and the thermostat can choose which sensor to follow based on presence, so it heats the room people are actually in.
Which platforms does it support?
Apple HomeKit, Google Home, Alexa and Home Assistant. Matter, SmartThings and IFTTT are not supported.
Does it measure humidity?
Yes, alongside temperature, and it can alert you to sudden temperature drops or spikes while you are away.
How is it different from the Premium model?
The Premium adds air quality sensing, including CO2 and VOC measurement, and a built-in voice assistant with a speaker. The Essential covers scheduling, sensors and platform support without those.
Will it cover the marks from my old thermostat?
Not necessarily. No trim plate is included, so a larger previous thermostat may leave visible marks on the wall.
