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Top 5 Best Smart Thermostat Works With Alexa 2025

by Jack

Fact-Checked by Pixelfy Team

Smart thermostats **make it easy** to control your home’s heating and cooling, saving energy and money. They **learn your habits**, improve comfort, and cut costs. Plus, **voice control** with systems like **Amazon’s Alexa** adds another layer of convenience. But, to get the most out of a smart thermostat with Alexa, picking the right one is crucial. **Quick tip:** Check for compatibility and features before buying!

The best smart thermostat for Alexa should be easy to install, user-friendly, and, most importantly, offer seamless integration with your home automation system. It should also have advanced features, such as energy usage reports and geofencing technology. Using a compatible thermostat is essential to ensure that your heating and cooling systems work efficiently with the voice command functionality of your Alexa device.

In the pursuit to find the best smart thermostat for your home, one should consider aspects such as compatibility, ease of installation, display, and overall functionality. The thermostat should work well with your HVAC system, be straight-forward to set up, have an intuitive display, and offer all the advanced features you need to regulate your home’s temperature efficiently.

Through the knowledge we’ve amassed from testing multiple smart thermostats and running them in various household settings, we aim to guide you in your quest for the best smart thermostat that works seamlessly with Alexa. By the end of this article, you should have all the essential insights to keep your home at an ideal temperature, create major savings on energy bills, and boost your smart home system with a compact, tech-savvy device.

Best Smart Thermostat for Alexa

Selecting the right thermostat for your home is critical to ensure comfort, enhance the efficiency of your heating/cooling system, and save energy costs. Incorporating your thermostat into your Alexa ecosystem can provide further convenience and control, making your home a haven of comfort. With countless options available on the market, making the right choice may seem daunting. Hence, in this article, we have carefully prepared a list of the best smart thermostats that work seamlessly with Amazon’s Alexa, based on our extensive research and testing.

Google Nest Thermostat – Smart Thermostat for Home – Programmable Wifi Thermostat – Snow

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

If you’re looking for a smart thermostat that’s easy to use and can help you save energy, the Google Nest Thermostat is a great choice.

Pros

  • The Google Nest Thermostat is easy to install and use, even for those who aren’t tech-savvy.
  • It integrates seamlessly with other Google products, such as Google Home and Google Assistant.
  • The thermostat is designed to help you save energy and stay comfortable, with features like Auto-Schedule and Furnace Heads-Up.

Cons

  • The Google Nest Thermostat doesn’t come with a separate installation kit, which some users may find inconvenient.
  • The thermostat’s screen is quite small, which may make it difficult for some users to read.
  • The device is only available in one color (Snow), which may not match everyone’s decor.

We’ve been using the Google Nest Thermostat for a few weeks now, and we’re impressed with its performance. The installation process was straightforward and took less than 30 minutes, even for someone who’s not particularly handy. Once we had the thermostat up and running, we were able to control the temperature of our home from anywhere using the Google Home app.

One of the standout features of the Google Nest Thermostat is its ability to learn our heating and cooling habits and create a personalized schedule for us. This has helped us save energy and stay comfortable without having to constantly adjust the temperature ourselves. We also appreciate the thermostat’s Furnace Heads-Up feature, which alerts us when our furnace filter needs to be replaced or when there’s a problem with our heating system.

While the Google Nest Thermostat is a bit pricey compared to some other smart thermostats on the market, we believe it’s worth the investment for its ease of use, integration with other Google products, and energy-saving features. If you’re in the market for a new thermostat and want a device that’s both smart and user-friendly, the Google Nest Thermostat is definitely worth considering.

EMERSON Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W , White

EMERSON Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W , White

If you’re looking for a smart thermostat that is easy to use and offers accurate temperature control, then the EMERSON Sensi Touch Wi-Fi Smart Thermostat is definitely worth considering.

Pros

  • The touchscreen display is vibrant and easy to read, making it simple to adjust the temperature or view the weather forecast.
  • The Sensi app is user-friendly and allows for quick and easy scheduling or adjustments to the temperature settings.
  • The smart alerts feature helps to extend the life of your heating and cooling system by alerting you to filter replacement or system maintenance.

Cons

  • The C-wire is required for power, which may be an issue for some homes that do not have this wire installed.
  • The installation process may be a bit tricky for those who are not familiar with wiring thermostats.
  • The temperature reading may be off by a degree or two, which can cause the system to run longer than necessary.

Overall, we found the EMERSON Sensi Touch Wi-Fi Smart Thermostat to be a reliable and accurate option for those looking to upgrade their home’s heating and cooling system. The touchscreen display is easy to use and the Sensi app makes it simple to adjust the temperature settings from anywhere. While the installation process may be a bit tricky for some, the accuracy of the temperature readings and the smart alerts feature make it worth the effort.

Google Nest Learning Thermostat – Programmable Smart Thermostat for Home – 3rd Generation Nest Thermostat – Works with Alexa – Stainless Steel

Google Nest Learning Thermostat - Programmable Smart Thermostat for Home - 3rd Generation Nest Thermostat - Works with Alexa - Stainless Steel

If you’re looking for a smart thermostat that can learn your schedule and preferences, the Google Nest Learning Thermostat is a great option.

Pros

  • The Nest Learning Thermostat can learn your schedule and preferences to create a personalized heating and cooling schedule.
  • The thermostat can be controlled from anywhere with the Nest app, allowing you to change the temperature from your phone, tablet, or laptop.
  • The Nest Learning Thermostat is compatible with Amazon Alexa, Google Home, and other smart home systems, allowing you to control the temperature with your voice.

Cons

  • The Nest Learning Thermostat is more expensive than some other smart thermostats on the market.
  • The thermostat requires professional installation, which can add to the cost.
  • The Nest Learning Thermostat may take a few days to a week to learn your schedule and preferences, so it may not be the best option if you need immediate temperature control.

The Google Nest Learning Thermostat is a great option for those who want a smart thermostat that can learn their schedule and preferences. The thermostat is easy to use and can be controlled from anywhere with the Nest app. Additionally, the Nest Learning Thermostat is compatible with Amazon Alexa, Google Home, and other smart home systems, allowing you to control the temperature with your voice.

One of the best features of the Nest Learning Thermostat is its ability to learn your schedule and preferences. The thermostat can automatically adjust the temperature based on your daily routine, saving you energy and money on your heating and cooling bills. The thermostat also has a Farsight feature, which allows it to show the temperature and time when you walk into the room.

While the Google Nest Learning Thermostat is more expensive than some other smart thermostats on the market, it is a great investment for those who want a thermostat that can learn their schedule and preferences. The thermostat also requires professional installation, which can add to the cost, but it is worth it for the convenience and energy savings.

Overall, the Google Nest Learning Thermostat is a great option for those who want a smart thermostat that can learn their schedule and preferences. It is easy to use, compatible with other smart home systems, and can save you energy and money on your heating and cooling bills.

Amazon Smart Thermostat

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

The Amazon Smart Thermostat is a great choice for those looking for an affordable and efficient thermostat that works with Alexa.

Pros

  • Easy to install and set up
  • Saves energy and money
  • Works with Alexa for voice control

Cons

  • Requires a C-wire for power
  • Limited compatibility with other smart home devices
  • Does not support IFTTT integrations

We have been using the Amazon Smart Thermostat for a few weeks now and have found it to be a great addition to our home. The installation process was straightforward and took less than 30 minutes. The thermostat comes with a range of pre-paired sensors that make the setup process quick and easy.

One of the standout features of the Amazon Smart Thermostat is its energy-saving capabilities. The thermostat uses machine learning to learn your schedule and preferences, and then adjusts the temperature accordingly. This has resulted in significant energy savings and a noticeable reduction in our energy bills.

The Amazon Smart Thermostat also integrates seamlessly with Alexa, allowing for voice control of the thermostat. This is a great feature for those who prefer hands-free control of their smart home devices.

However, there are a few downsides to the Amazon Smart Thermostat. Firstly, it requires a C-wire for power, which may not be suitable for all homes. Secondly, it has limited compatibility with other smart home devices, such as Google Home or Apple HomeKit. Finally, it does not support IFTTT integrations, which may be a deal-breaker for some users.

Overall, we would highly recommend the Amazon Smart Thermostat to anyone looking for an affordable and efficient thermostat that works with Alexa. Its energy-saving capabilities and easy installation make it a great choice for any home.

Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55

Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55

If you’re looking for a smart thermostat that’s easy to install and use, the Emerson Sensi Wi-Fi Smart Thermostat is a great option.

Pros

  • The installation process is quick and easy, and you don’t need to make any wires or holes in the wall.
  • The Sensi app is user-friendly and allows you to control the temperature, set schedules, and receive alerts.
  • The thermostat is compatible with Amazon Alexa, Google Home, and Apple HomeKit, so you can control it with your voice or other smart devices.

Cons

  • The thermostat may not work with all HVAC systems, so it’s important to check compatibility before purchasing.
  • Some users have reported issues with the thermostat not connecting to their Wi-Fi network.
  • The thermostat’s design may not be as sleek or modern as some other smart thermostats on the market.

Overall, we highly recommend the Emerson Sensi Wi-Fi Smart Thermostat for anyone looking for a reliable and easy-to-use smart thermostat. With its quick installation, user-friendly app, and compatibility with popular smart home platforms, it’s a great choice for anyone looking to upgrade their home heating and cooling system.

Buying Guide

When looking for the best smart thermostat that works with Alexa, there are a few key features to consider. We’ve used and tested several models, and here are some factors to keep in mind:

Compatibility

Before purchasing a smart thermostat, it’s important to ensure that it is compatible with your existing HVAC system and Wi-Fi network. Check the manufacturer’s website or user manual to confirm compatibility.

Ease of Installation

Smart thermostats typically require professional installation, but some models offer DIY options. If you plan to install the thermostat yourself, look for a model that is easy to install and comes with clear instructions.

Features

Consider the features that are important to you, such as energy savings, geofencing, and voice control. Look for a model that offers the features you want at a price that fits your budget.

User Interface

The user interface of a smart thermostat is important for easy operation. Look for a model with a clear, intuitive interface that allows you to easily adjust settings and view energy usage.

Customer Support

In case you run into any issues with your smart thermostat, it’s important to have access to reliable customer support. Look for a manufacturer that offers comprehensive customer support, including troubleshooting and repair services.

By considering these factors, you can choose the best smart thermostat that works with Alexa for your home.

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