Smart Thermostat
Last updated: 06/04/2020

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There is nothing better than arriving home on a cold winter’s night and being greeted with a warm and cozy atmosphere. If you have dreamed of being able to heat all the rooms of your house before you get back from work in the evening, a smart thermostat can make this a reality.

These devices allow you to program the temperature of your home and the on and off schedule, fully adapting them to your individual requirements. They allow you to optimize your energy consumption, reduce expenses and even help to fight climate change. As not all smart thermostats are the same, nor are they all suitable for every home, we have prepared this shopping guide so you can easily find the model that is best for you.

Key Facts

  • Smart thermometers use electronic sensors that control the temperature of your heating. They can be programmed to turn on and off at certain times, allowing you to optimize your heating system to best suit your needs.
  • A smart thermostat can deliver a possible energy saving of between 10% and 20%. This will result in big savings off your next utilities bill, as well as reducing your carbon footprint.
  • The first step to take when purchasing a new smart thermostat, is to make sure it is compatible with your heating system. In order to find the model that is best for you, from the wide-range of options available on the market, it is important to consider how you plan to use it. Other aspects to keep in mind are connectivity options, design and the brand.

Our Selection: The Best Smart Thermostats on the US Market

To give you an overview of the different types of smart thermostats available on the market, in this section we list the four best products in four different categories. These are all best sellers, with fantastic customer reviews, and offer great value for money.

Best Smart Thermostat on a Budget

This smart thermostat is the best option for people on a budget. However, don’t let the low price fool you, it is loaded with features. The Sensi Wi-Fi thermostat makes it easy to remotely control and schedule your home comfort – anytime, anywhere. Put your comfort on your terms using location-based temperature control with geofencing or creating custom heating and cooling schedules with the flexible 7-day scheduling option.

Best Smart Thermostat for Heating Different Zones

This smart thermostat works with room sensors, which are sold separately in a pack of two. Place them in the rooms that matter the most and have the temperature balanced throughout your whole home. Measuring both occupancy and temperature, the sensors signal your ecobee Smart Thermostat to automatically switch to the right mode of comfort for when you’re home or for savings when you’re not. Easy installation that only takes about 30 minutes.

Smart Thermostat with the Best Interface

This second generation WiFi smart color thermostat is ideally suited for the connected home. It’s packed with smart features, a customizable color touch screen and a simple DIY set up. You can control the thermostat using the touch screen, and change the background color to match your paint color or personal preference, or use your tablet or computer. All you need is a WiFi connection, or use the free app.

Best Smart Thermostat with Auto-Scheduling

Google Nest is a smart thermostat that learns what temperatures you like, turns itself down when you’re away and connects to your phone. It has a big, sharp display and it is proven to help save energy. In independent studies, the Nest Thermostat saved an average of 10% to 12% on heating bills and 15% on cooling bills. This device offers wide connectivity and is the most popular product on the market right now.

Shopping Guide: Everything You Should Know About Smart Thermostats

When purchasing a smart thermostat, there are several important factors that you need to consider. As there are so many different products currently available on the market, choosing the best option to suit your needs is no easy task. So you can find out everything you need to know to make the purchase process easier, in this section we answer the most frequently asked questions about smart thermometers.

Smart Thermostat-1

Digital thermostats are easy to use.
(Source: Goodluz: 80050725/

What are smart thermostats exactly?

Smart thermostats are digital controllers designed to regulate the operation of heating systems. They allow the control of both the temperature, and for the system to be shut on or off at predetermined times. The digital display allows users to view and manually adjust the current temperature.

What are the advantages of smart thermostats?

Smart thermostats are significantly more accurate than the older analog versions. They allow you to regulate the temperature more easily and with more precision. As they have a digital display, you can check the exact temperature at any time. The majority of models are fully programmable and can schedule on and off times.

A smart thermostat with a WiFi connection can be controlled via a mobile phone, computer or tablet. This allows you to manage your heating system from virtually anywhere. They help you to save energy, so you can save money and reduce your carbon emissions at the same time. The following list details the main advantages of these very useful gadgets.

Advantages: Smart thermostats are much more accurate than older analog models. They allow you to precisely control the temperature of your home or office at all times and in a fully automated way. The digital display will let you quickly check the current temperature. If it has a WiFi connection, it can be connected to different types of devices such as mobile phones, computers and tablets, allowing control from a remote location.

As a smart thermostat will allow you to control the temperature at all times, you can more easily save energy and see big savings on your next bill at the end of the month. Additionally, by consuming less energy you are also contributing to the fight against climate change. These device are very easy to use and most models offer great compatibility with different heating systems.

Disadvantages: Purchasing a smart thermometer will require an initial financial outlay. They do need to be installed before use.

Is it worth buying a smart thermostat?

Buying a smart thermostat is definitely a great idea. While it will require an initial financial outlay, in reality this will be quickly compensated by the savings you can expect to see on your utilities bills. They will also allow you to enjoy the convenience of more easily controlling the temperature of your home.

It is important that everyone does all they can to try and reduce their carbon footprint, and a lower energy consumption results in less carbon emissions. Another great feature of smart thermostats is the ability to control your heating system on your mobile phone, even when you are not at home. They also allow you to choose to only heat certain zones or rooms of your home.

Smart Thermostat-2

There are lots of smart thermostats available on the market these days that are very affordable.
(Source: Nikkytok: 16803202/

Who should buy a smart thermostat?

Smart thermostats are recommended for use in the home, office and workplaces. They are particularly beneficial for homes or buildings that use a lot of heat. The zone programming function is also very practical for large homes or offices, if different rooms need to be heated at different times.

What types of smart thermostats are currently available on the market?

There are several different distinctions that can be made when classifying smart thermostats. There are models that are connected using cables or devices that are totally wireless. Another way to distinguish between smart thermostats, is whether they are programmable or offer smart technology. In the following table, we explain the main differences.

Programmable thermostats Smart thermostats
Advantages They are generally less expensive.

They are very easy to use.

Can connect to mobile phones, tablets or smart speakers.

They can be fully automated.

Can be controlled from any location.

Disadvantages Offer less functions.

Cannot be controlled remotely using a smart phone.

They are generally more expensive.

Some people can find them difficult to use.

How does a smart thermostat work?

Due to the fact that there are many different models of smart thermostats, the way they need to be programmed and used varies. Generally speaking however, these devices use electronic sensors that regulate changes in temperature. A smart thermostat will adjust the temperature by turning the heating system on or off at predetermined times that are programmed into the device.

Where is the best location to install a smart thermostat?

The first thing to think about when installing your new smart thermostat is that you locate it far away from direct sunlight, which could potentially affect the temperature reading and therefore its ability to function correctly. It is also important that it is not placed near any appliances that emit hot or cold air. Finally, it is a good idea to install it in a location that makes it easy to check the display, and a height between 5-6 feet makes it easy for all adults to reach.

Buyer’s Guide

Now you have all the information you need to buy a new smart thermostat for your home, office or workplace. However, in order to make sure you chose the model that is best for you, it’s important that you consider several factors. To help you find the best smart thermostat based on your requirements, just keep the following criteria in mind when making your purchase.

Compatible Heating Systems

This is clearly the most important factor to consider when buying a new smart thermostat. You must ensure that it is compatible with the heating system installed in your home, office or workplace. Fortunately, there are lots of models that offer wide compatibility, with gas and electric systems and even underfloor heating.

Smart Thermostat-3

Smart thermostats allow you to adjust the heating in separate zones.
(Source: Ian Allenden: 49641387/


As a smart thermostat is likely to be placed in a visible location in your home, office or workplace, you need to consider its design. These days, manufacturers are constantly releasing products with more elegant and functional designs. This will allow you to find an option that fits in with the aesthetic of the room where it is going to be installed.

Smart thermostats are most commonly white. Some models are wireless, while others need to be installed using a cable connection. It is also important to consider how easy the smart thermostat you want to buy is to install. Some are specifically designed to be placed in the gap created by the removal an existing wall outlet.

User Interface and Ease of Use

All smart thermostats utilize an application that allows you to control them from your mobile phone, computer, tablet, or even a smart speaker. You should choose an app with an interface that is easy to use. This is especially important to consider if it is going to be used by people who are not familiar with using the latest technological devices.


Did you know that the thermostat was invented in 1830? Its invention is accredited to Andrew Ure, who intended to use it to control the temperature of steam boilers.


Digital thermostats offer various additional functions apart from just controlling the heating temperature. The most common feature is the ability to program predetermined times for the system to turn on or off, which allows you to heat your home before you wake up in the morning, or before your arrive home from work. They are also often equipped with safety functions, that will ensure the system will shutdown under certain conditions.

A useful extra function incorporated by some models of smart thermostats is the ability to select certain zones to be heated. Some devices also offer a complete history of power consumption, temperatures and on and off scheduling, and even intelligent functions for daylight saving time or that adapt to your daily routine.


Smart thermostats that offer WiFi can be connected to a mobile phone, computer or tablet. This allows them to be controlled remotely from any location that has an internet connection available. Some devices can also be connected to smart speakers.


Some of the most respected manufacturers of smart thermostats these days are companies such as Honeywell, ThermoPro, Nest and Emerson. North American company ecobee has been recognized with a number of awards, including the 2011 AHR Expo Innovation Award in the category of building automation. US manufacturer Honeywell has a great variety of high-quality smart thermostats on the market, at very affordable prices.

Nest is a brand dedicated to home automation, and has released a range of thermostats specially designed to learn the household routine. A relatively new player on the market is Emerson, who are developers of sustainable infrastructure manufacturing state-of-the art compressors, condensing units, heat exchanges and related systems & components.


A smart thermostat is the best way to get the most out of your heating system. It allows you to save on power, reducing your utilities bill and helping the environment at the same time. These intelligent devices use smart technology, allowing lots of useful extra functions, such as the ability to control the temperature automatically from any location, or even from a smart speaker using a voice command.

There is a wide-range of options currently available on the market, from the more complex with lots of features, to the more basic models that are less expensive. In order to find the smart thermostat that best suits your needs, it is important to be clear about how you intend to use it, and the type heating system you have installed in your home, office or workplace. You should also think about the design, connectivity and any additional features you require.

We hope you have found this shopping guide useful, and it has made your purchasing process easier. If you enjoyed reading this article, please leave us a comment below, and be sure to share it with your family and friends!

(Source of Featured Image: Nikkytok: 41086181/

Why you can trust me?

Brett Holmes Technology Geek
Brett is a keen observer of the latest technology trends and knows his way around the industry because he runs an electronics store. He writes about it in his spare time and wants to help others learn more about the technology industry.