Energy-Efficient Smart Thermostats for Heating and Cooling: Pros, Cons, & Buying Guide

Energy-Efficient Smart Thermostats for Heating and Cooling: Pros, Cons, & Buying Guide
We may earn a commission at no extra cost to you, if you purchase through the affiliate links.
With the rise of smart home automation and security, energy-efficient smart thermostats have emerged as a game-changer. 

These devices offer a multitude of benefits, from cost savings and energy efficiency to seamless integration with other smart devices and user-friendliness. However, like any technology, they come with their own set of challenges. 

This comprehensive guide will delve into the pros and cons of energy-efficient smart thermostats, providing you with all the information you need to make an informed purchase.

What are Smart Thermostats?

Smart thermostats are advanced devices that automate your home's heating and cooling system to maximize comfort and energy efficiency. Unlike traditional thermostats, smart thermostats come equipped with advanced features and connectivity, allowing users to control and program their Heating, Ventilation, and Air Conditioning systems (HVAC) remotely.

Best smart Thermostats

Google Nest Smart Thermostat

Pros of Smart Thermostats

Energy Efficiency and Cost Savings

One of the most significant advantages of smart thermostats is their potential for energy efficiency and cost savings. By learning your habits and adjusting the temperature accordingly, smart thermostats can help you save up to 10% annually on your heating and cooling costs. This not only reduces your energy bills but also contributes to the global effort of conserving energy and reducing greenhouse gas emissions.


Smart thermostats are designed to be user-friendly. They often feature touch screens and simple user interfaces, making it easy for users to adjust settings and schedules. Moreover, most smart thermostats can be controlled remotely via a smartphone app, providing added convenience.

Integration with Other Smart Devices

Smart thermostats can be integrated with other smart home devices, enhancing their functionality and convenience. For instance, they can work with smart voice assistants and other home automation systems, allowing for seamless control over your home's climate.

Cons of Smart Thermostats

Initial Cost

While smart thermostats can save money in the long run through energy efficiency, they tend to be more expensive upfront than traditional thermostats. This initial cost can be a deterrent for some, especially considering that it may take some time to recoup this investment through savings on heating and cooling bills.

Installation Hassle

Installation of smart thermostats can sometimes be a hassle, especially for those who are not particularly tech-savvy. While some models are designed for DIY installation, others may require professional installation, adding to the overall cost.


Related: Energy & Utilities

How to Program a Smart Thermostat

How to integrate Thermostats with other Smart Devices

LED Lighting for Energy Efficient Smart Homes

Daylight Harvesting Systems for Smart Homes

Smart Plugs & Energy usage tracking

How to measure Smart Home Energy Consumption

How to optimize Smart Devices for Energy Savings

What are Smart Leak Detection Systems ?

Buying Guide: Choosing the Right Smart Thermostat

When purchasing a smart thermostat, there are several factors to consider:

  1. Compatibility: Ensure the smart thermostat is compatible with your existing heating and cooling system.
  2. Price: Consider your budget and the potential energy savings to determine if the investment is worthwhile.
  3. Installation: Check whether the thermostat requires professional installation or can be installed DIY.
  4. Features: Look for advanced features like remote control, scheduling, energy usage tracking, and integration with other smart home systems.

5 Best Programmable Smart Thermostats to Save Energy

Write a 70 word description of this item for my blog post on energy efficient smart thermostats. No mention of Amazon or price.

Google NEST

Google Nest Learning smart thermostat  for Home - Programmable Wifi Thermostat - Snow

CHECK PRICE  |  13,070 ratings

Upgrade your home's energy efficiency with the Google Nest Thermostat. This programmable wifi thermostat, available in sleek Snow, is ENERGY STAR certified, ensuring optimal comfort while saving on energy costs. 

Easily controlled via Google Home app or voice commands with Alexa, it adapts to your schedule, conserving energy when you're away. With HVAC monitoring and a user-friendly interface, this thermostat is a smart investment in both convenience and sustainability. 

Google NEST Learning

Google Nest Learning Smart Thermostat for Home - Programmable Wifi Thermostat - Snow

CHECK PRICE  |  29,706 ratings

The Google Nest Learning Thermostat is a cutting-edge, energy-efficient smart thermostat designed to enhance home climate control. With its Auto-Schedule feature, it learns your preferences, eliminating the need for manual programming. 

Home/Away Assist ensures optimal energy use when you're out, and remote control via the Nest app allows adjustments from anywhere. Compatible with Alexa and Google Assistant, this sleek stainless steel thermostat offers not just convenience but also substantial energy savings through its proven features.

Amazon Smart

CHECK PRICE  |  13,070 ratings

Upgrade your home's climate control with this ENERGY STAR certified smart thermostat. Effortlessly switch from traditional models, reducing energy usage and saving you money. Enjoy hands-free temperature adjustments with voice control through Alexa. 

The sleek design blends seamlessly into your home decor, and the mobile app allows on-the-go temperature control. Benefit from flexible scheduling, energy-saving features, and easy installation with step-by-step instructions. The reliability of Honeywell Home Thermostat Technology is backed by over 130 years of HVAC experience.

Honeywell Home

Honeywell Home Smart Thermostat for Home - Programmable Wifi Thermostat - Snow

CHECK PRICE  |  16,945 ratings

Upgrade your home's climate control with the Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat. This Energy Star-certified device combines sleek design with advanced technology, allowing you to personalize your comfort and save energy. 

With a customizable color touchscreen, flexible scheduling, and compatibility with voice assistants like Alexa and Google Assistant, this thermostat offers a user-friendly experience. Take advantage of potential rebates from your energy provider and contribute to a more energy-efficient and comfortable home environment.

ecobee3 Lite

ecobee3 Lite smart thermostat for home programmable

CHECK PRICE  |  14,425 ratings

The ecobee3 Lite Smart Thermostat offers energy-efficient climate control with a sleek design. Save up to 23% annually on heating and cooling costs while enjoying the convenience of remote control via Android or iOS devices. 

Its compatibility with virtual assistants like Siri, Alexa, and Google Assistant enhances user experience, and the inclusion of SmartSensor technology optimizes comfort by managing temperature in specific areas. With easy DIY installation, this thermostat combines innovation, savings, and environmental awareness for a smarter home.

Energy-Efficient Smart Thermostats: Takeaway

Smart thermostats offer a host of benefits, including energy efficiency, cost savings, user-friendliness, and integration with other smart devices. However, they also come with some drawbacks, such as high initial cost and potential installation hassle. 

By considering your specific needs and circumstances, you can choose a smart thermostat that best fits your home and lifestyle.

Kitchen & Household

Best Smart Refrigerators with Screen

Best Digital Wall Calendars

Smart Home Integration in the Kitchen

Can you install a Smart Home in an Apartment?

Smart Lighting for Apartments

Automated Blinds & Curtains Guide

Smart thermostats for bedrooms

What is a Voice Assistant?

What are Voice Activated IoT Smart Devices?

How to enhance voice recognition accuracy for Smart Homes

Energy-Efficient Smart Thermostats: FAQs

Are smart thermostats energy efficient?

Smart thermostats are indeed energy efficient. They can save you up to 10% annually on your heating and cooling costs, contributing to both cost savings and energy conservation.

Is there a downside to smart thermostats?

While smart thermostats offer numerous benefits, they also come with some drawbacks. The initial cost can be higher than traditional thermostats, and installation can sometimes be a hassle.

What is the most energy efficient thermostat settings?

The most energy efficient thermostat setting is to lower the temperature in the winter and raise it in the summer when you are asleep or away from home. This can help you save on heating and cooling costs.

Are smart thermostats eco friendly?

Yes, smart thermostats are eco-friendly. By optimizing the use of heating and cooling systems, they can help minimize your carbon footprint and contribute to the global effort of conserving energy and reducing greenhouse gas emissions.

Is it worth switching to a smart thermostat?

Switching to a smart thermostat can be worth it for many homeowners. While they may have a higher upfront cost, they can save you money in the long run through energy efficiency and cost savings.

Is it cheaper to run heating on thermostat?

It is generally cheaper to run heating on a thermostat, as it allows you to control the temperature and avoid unnecessary energy usage. Smart thermostats, in particular, can help you optimize your heating system for cost savings.

Does a thermostat use a lot of electricity?

A thermostat itself does not use a lot of electricity. However, smart thermostats may consume some power, particularly if they are equipped with features like touch screens and Wi-Fi connectivity. Nevertheless, the energy they save typically outweighs the power they consume.

How much energy does the average smart thermostat save?

The average smart thermostat can save you up to 10% on your heating and cooling costs annually, amounting to an average savings of $50 a year. Some manufacturers claim even higher savings, up to 30%.


Home Decor

Living Room Ideas  |  DIY Ideas  |  Rustic Ideas


Home Security

Best PoE Security Camera Systems  |  Best NVR Camera Systems  |  Best Home Centric Smart Safes  |  Best Doorbell Cameras for Apartments  |  Best Smart Smoke Detectors  |  Best Smart Locks for Airbnb  |  Best Smart Switch for Alexa  |  Best Floodlight Camera without Subscription

How to install an NVR Camera System  |  NVR Cameras Guide  |  Smart Locks installation  |  How to Choose a Smart Lock for Apartment  |  Common Smart Lock issues  |  Security Issues  |  How to choose a Smart Door Lock for apartment  |  How to install a Smart Door Lock  |  Indoor vs Outdoor Security Cameras  |  Local vs Cloud Storage for Security Footage  |  DIY Security Camera Installation  |  Sensors Apartment Installation  |  Sensors installation on apartment windows  |  Smart solutions for balcony doors  |  Smart Smoke Detectors Benefits  |  Doorbell Cameras Guide  |  Sensors & Smart Hubs integration  |  AI Cameras


Home Internet

Best Mesh Wi-fi for Smart Home  |  Best Mesh Wi-fi for Gaming  |  Best Mesh Wi-fi for AT&T Fiber  |  Best Smart Wifi Routers  |  Best Smart Home Hubs for Apple products

Smart Home Hub Setup  |  Apple HomeKit Value  |  Smart Mesh Wi-fi vs Traditional Routers Comparison  |  Smart Mesh Wi-fi Security Features  |  Mesh Wi-Fi Guide  |  Reasons to upgrade to Mesh Wifi  |  5G Impact  |  Guest Network SetupHACS Installation Guide  |  IoT Devices Compatibility  |  How to protect Your Wifi Network  |  Tips to Stop Wi-Fi Snooping  |  Tips to Protect Your Smart Devices  |  Tips to improve Internet Speed  |  How to avoid Wifi Dead Zones  |  Fiber Optic vs. Cable Internet  |  How to connect Smart Devices


Energy & Utilities

Best Smart Thermostat for Alexa  |  Best Smart Light Bulbs for Alexa  |  Best Smart Plugs  |  Best LED Recessed Lights  |  Best LED Lights Strips  |  Best Outdoor Smart Light Bulbs

Energy efficient Smart Thermostats  |  Smart Switches Guide  |  How to program a Smart Thermostat  |  Thermostats & Smart Devices integration  |  LED Lighting for Energy Efficient Smart Homes  |  Daylight Harvesting Systems  |  Smart Plugs & Energy Usage Tracking Guide  |  Optimizing Smart Devices for Energy Savings  |  Smart Leak Detection Systems  |  Water Conservation AutomationSolar Panels  |  How to measure Energy consumption  |  How to program a smart Thermostat


Kitchen & Household

Best Smart Refrigerators with Screen  |  Best Digital Wall Calendars  |  Best 75 inch TV under 1000  |  Best Touchless Kitchen Faucet  |  Best Smart Air Purifiers  |  Best LED Strip Lights

Indoor Air Quality  |  Kitchen Integration  |  Smart Apartments  |  Smart Lighting for Apartments  |  Automated Blinds & Curtains Guide  |  Smart Thermostats for bedrooms  |  What is a Voice Assistant?  |  Voice Activated IoT Smart Devices  |  Enhancing voice Recognition accuracy  |  Automated Pet Care Devices


Yard & Outdoors

Best Solar Outdoor Lights with Sensors  |  Best Robot Lawn Mowers without perimeter wire

Weather Stations  |  Smart Outdoor Lighting  |  Enhancing Home Security with Outdoor Lights  |  Smart Sprinkler Systems for Automation  |  Weather-based Lawn Maintenance Automation  |  Smart Outdoor Camera Placement TIps  |  Automatic Garage Doors  |  How to build a Secure Smart Garage  |  Entry Gates Guide


Back to blog

Michael Goldman

An engineer, author and high-tech enthusiast whose passion has been evolving for 12 years. After contributing to numerous online publications, Michael shares his experiences and discoveries on his journal. He focuses on Smart Homes, Connected Devices, and how they will improve our lives and society in the future.

1 of 4