Ecobee3 and Echobee4 Multiple Zones Thermostat with Remote Sensor Review 2017

Ecobee3 and Echobee4 Multiple Zones Thermostat with Remote Sensor Review 2017

Room sensors, a slick design, usage data from the free HomeIQ service, the Ecobee3 Smart WiFi Thermostat with remote sensor is a smarter, more advanced thermostat. It makes it easy to schedule and control over your HVAC system, this ensure your home always at the right temperature. The Ecobee multiple zones thermostat uses remote sensors to find which room you’re in and then control the temperature as you like. This allows you to configure separate heating zones in your home.  It comes with one free remote sensor, if you want more you must buy them, you can add up to 32 sensors. The Ecobee3 has a modern look that’s just as attractive.

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Ecobee multiple zones Smarter Wi-Fi Thermostat

Square with rounded corners, the face of the 3.9 x 3.9-inch Ecobee is glossy black plastic, with a 3.5-inch QVGA touch screen in the middle. The ecobee has a design like most wifi thermostats: simple but useful hardware design, touch screens,  it’s sleek, minimalistic and highly intuitive. On the surface, ecobee3’s small square design is one of the easiest and most beautiful in the industry. It has a motion sensor, which is helpful to detects if you’re in a room or not.


Auto scheduling with no programming needed.

Nest app allows for remote access.

Auto-away automatically adjusts the thermostat’s temperature.

Weight of just 1.3 pounds.

Dimensions of 3.3” x 3.3” x 1.2”.

Stainless steel finish.

2-year limited warranty on parts.

Reduces heating bills by 10-12%, and cooling bills by 15%.

Built-in rechargeable battery.

Wi-Fi connectivity.



Larger screen

Far-field sensor, which can notice you are in or not

Smart and Learning ability, automatically adjusts your home’s temperature

Motion Sensors can help you save money and energy.

Wi-Fi Connectivity

Usage Reports: Detailed reports

No C-Wire Required:

3-Year Warranty


Cost extra money for remote sensors.



ecobee3 remote control Apps

Ecobee multiple zones smart WiFi Thermostat with remote sensor doesn’t have built-in batteries, it draws power from your HVAC system’s Common wire (C-wire). If you don’t have a C-wire Ecobee provides a Power Extender Kit that connects to your furnace. The ecobee3 uses Wi-Fi to connect to the internet and other equipment. It is designed with a “45 minute install”, if you follow the instructions carefully, this is possible.

Steps to follow if you want to install it by yourself:

Step 1: Kill the Power to your HVAC

Make sure you disconnect the dumb, it will be dangerous if you don’t.

Step 2: Connect Thermostat Wiring

You must understand a little about thermostat wiring first, then do as the manual guides. You can learn more about c-wire at here.

Step 3: Remove Your Old Thermostat, then replace it with the Ecobee3.

Search online for instructions on removing your particular model if this is the first time you do this work

Step 4: Connect the “C” Wire or Power Extender Kit according to your situation.

Step 5: Plug In and Power your ecobee3

Click here to see the ecobee guides on

This is a short guidance about install a ecobee3, if you want detailed steps, watch the video here.

Energy Management

Lots of useful energy-management features make ecobee3 one of the best programmable thermostats. According to ecobee, their customers on average save 23% on their heating and cooling bills. Ecobee3’s auto-scheduling feature, DataRhythm Technology evaluates all the factors that will increase your energy cost, and then adjust itself to save energy while give you a comfortable environment at home.

ecobee3 report

Help & Support

Ecobee has a good support, if you have any problem, you can ask on the online forum, give them a phone call or email them. Ecobee3 provides a three-year warranty which is longer than average.


Update 2017/10/16

Ecobee 4 thermostat with remote sensor was released this year, the new Ecobee4 added built-in Alexa Voice Service so that it can work with amazon Alexa, this means you can control the Ecobee4 with no operation but voice. Other functions are the same with ecobee3.

The difference is the shape and interface, Ecobee 4 is larger and thicker than ecobee3, and the power extender are not the same. And the mounting plate of Ecobee4 is smaller, so you can’t replace the old one with nothing change.

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