Best Smart Thermostat Without Internet: Worth Buying! (2023)

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Electricity has revolutionized the way we live, the only barrier between the digital age and the stone age is energy, but despite its pros, it costs a lot which sucks.

We all know how important it is to save energy and conserve resources. But in today’s world, we also need to be able to control our homes remotely.

So the question is, what’s the best way to save energy and money, without sacrificing comfort or convenience?

The answer is a smart thermostat. They automatically adjust the temperature based on your daily routine and outside weather to save energy.

You might be wondering, do smart thermostats really work? or are they overhyped?

The answer is that they can work very well, but it depends on how you use them.

But what if you don’t have the Internet at home?

Don’t worry; there are still plenty of great smart thermostats to choose from that don’t require wi-fi.

Maybe you want to buy a high-end model with advanced features or a more budget-friendly option; we have tried and tested the best of the best under real-life circumstances to help you make the right decision for your home.

This article will show you the best smart thermostat without Internet.

Before moving on, let’s discuss some of the emotional benefits of having a smart thermostat at your place:

Emotional Benefits:

  • Save money on your energy bill.
  • Be more comfortable in your home.
  • Low energy usage.
  • You would be relaxed knowing your family is comfortable even when you’re away.

1. Google Nest Learning Thermostat-3rd Generation

Google is known for its inventions and innovations in several sectors, from mobile phones to computer software. Google has also tried its luck with in-home devices.

The Google Nest Learning Thermostat has also become a symbol of Google’s supremacy in the home device market.

The device is a wall-mounted thermostat that can study the user’s heating and cooling habits.

But how?

Nest learning thermostat has plenty of sensors for this task; these sensors and software keep an eye on your preferences, and they can even surmise the zone in which you are.

Let’s talk about its most interesting feature farsight, what it does is uses sensors and LEDs to display the time, temperature, or weather on the Nest’s face.

The device is also compatible with Amazon’s Echo and Google Home devices, allowing the user to control the Nest using voice commands.

The device doesn’t require an active Internet connection to function as it uses a battery-powered wireless network. Nest takes one week to automatically programs itself based on your habits and preferences.

You might be thinking, can you install the thermostat yourself?

The answer is yes, and it is pretty easy; I mean, all you need is half an hour and a screwdriver to install this thing. Moreover, it is pretty modern and more intelligent than its previous generations.

Along with the ease of use and beautiful, lightweight design, the Google 3rd gen has a lot of unique cutting-edge features to offer:

Key Features:

  • Ambient light sensors.
  • Home/away Assist in.
  • Remote control.
  • Activity sensors.
  • Remote sensors.
  • The Nest Leaf feature.
  • Beautiful sleek design.
  • Power extender kit.
  • Auto-Schedule.
  • Smart speaker.
  • Auto adjustment of temperature.
  • Works with Alexa.

Some of its pros and cons you might want to know about:

  • Easy to install.
  • Remote control through the Google Home app or voice commands.
  • Certified for Energy Star.
  • You can control it with other Nest products in your home.
  • Some users have reported connectivity issues with the thermostat and Google Home.
  • Google Nest Thermostat may be too expensive for some people.

After discussing everything about this product, including its features, pros, and cons, I think the Google Nest Learning Thermostat is one of the best smart thermostats without an Internet connection.

Now it’s your turn, and I personally recommend you this incredible smart home device.

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2. Ecobee Smart Thermostat Premium

Here is another fantastic device for our list of the best smart thermostat without Internet.

The fundamental question you might have is, does it work without wi-fi, and how?

The answer is yes; you can schedule the operation as per your choice; I mean, you can make the room’s temperature stable which is your primary goal. 

If the device is offline, you will miss some features like the app, weather forecasts, and settings.

This Zinc built thermostat is known for having a sleek and elegant design. The device is equipped with a large and responsive touchscreen display. The display is backlit, and it has an adjustable color scheme.

Are you thinking about how to install the Ecobee smart thermostat?

It’s pretty easy and quick; you can do it yourself with the help of a pair of screwdrivers in merely 20 minutes.

This device maintains the temperature of your entire home with the help of sensors whether you’re at home are away.

The Ecobee thermostat has an air quality feature that sets it apart from its competitors. This feature lets you know about the air quality in the room so you can open your windows for fresh air.

You would see a small icon above the temperature; you can get more details about the air quality in the room if you keep that icon pressed for a while.

Another great feature of the Ecobee Smart Thermostat is that it can be controlled with voice commands. Moreover, The thermostat is compatible with most smart home platforms, including Siri and Alexa.

Apart from other features, the feature I like the most is the pet immunity feature.

But how it works?

Basically, its smart sensors can easily differentiate your fu friends from humans; having this capability prevents false alarms.

Let’s take a quick look at some of the features of the Ecobee smart thermostat without wasting time:

Key Features:

  • Built-in smoke alarm.
  • Support for HVAC systems.
  • Beautiful display.
  • Remote sensors.
  • Built-in speakers and a microphone.
  • Simple user interface.
  • User-friendly.
  • Easy wi-fi connectivity.
  • Activity sensors.
  • Smart sensors that can read your habits and preferences.

Below are some of the pros and cons of the device:

  • A readable touchscreen display.
  • Surprisingly easy to install.
  • Accessible thermostat settings for home heating and cooling.
  • The support team of the company is quick and helpful.
  • Ecobee smart thermostat is the best for you if you have an Apple ecosystem.
  • Some users have reported that its installation plates need improvement in the mechanism.
  • It might not suits the people having the Google home ecosystem.

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3. Honeywell Home RTH8560D 7-Day Programmable Touchscreen Thermostat (Most Simple Smart Thermostat)

Here is another great smart thermostat that can maintain your home’s temperature without wi-fi or the Internet. It is a digital thermostat that can be programmed to automatically adjust the temperature in your home according to your schedule.

This wifi thermostat is for people who want to buy a thermostat on a low budget that can somehow be compared with Google Nest and Ecobee. It is one of the best low-budget thermostats.

You might have the same question once again would it work without Internet?

The answer is yes; it would work offline as well. You can set the temperature manually, but you might miss the automation and other features like weather forecasts.

Let’s discuss the design,

Its design is quite basic but elegant. Furthermore, This thermostat has large, clear buttons and a bright, backlit display that makes it easy to see and use, even in low-light conditions.

You might be thinking, how can it be compared with Nest and Ecobee?

Though it does not have a stylish design like Ecobee or smart sensors like Google Nest, it can maintain your home’s temperature, which is our primary goal.

When it comes to scheduling, you can program it for up to 7 days in advance, so you can always be sure that your home is comfortable, no matter what the weather is like outside.

Moreover, it also has a filter replacement reminder to help keep your HVAC system clean and efficient. It is compatible with most smart home platforms, including Amazon Alexa and Google Assistant.

Let’s have a quick look at its key features that might help you make your buying decision quickly:

Key Features:

  • 7-day programmable.
  • Can be used with most heating and cooling systems.
  • Beautiful touch screen.
  • Backlight for low light conditions.
  • Battery operated.
  • Sleek design.
  • Remote sensors.
  • Internal battery.
  • Compatible with several smart home devices.
  • On-screen comfort information.
  • Mountable on the wall.

Let’s talk about the Pros and Cons of this product:

  • Affordable price.
  • Large, clear buttons and a bright, backlit display.
  • It is simple but effective.
  • Easy to use.
  • It is a lightweight and small device.
  • It doesn’t have any fancy features like other expensive thermostats.
  • Some users have reported that it was not what they thought was in the pictures.

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4. Emerson Sensi Wi-Fi Smart Thermostat

Here is another amazing device for the best smart thermostat without Internet.

Sensi wifi smart thermostat by Emerson is our 4rth pick, for the best smart thermostat without Internet. It is one of the most recommended smart thermostats for people who want to upgrade from a traditional thermostat.

This fantastic device is compatible with Amazon Alexa, Google Assistant, Apple HomeKit, and Wink. So you can control this thing with your voice or even your smartphone.

This Emerson Sensi thermostat is relatively easy to install; you can do it yourself in minutes without needing a professional. Moreover, the device is exceptionally lightweight and small, so it won’t take up much space on your wall. What I admire most about this Emerson thermostat is that it is one of those thermostats that work without a C wire.

If we talk about the performance, then it is pretty good. The device can maintain the temperature of your room quite accurately. And if you want to change the temperature, then you can do it with your smartphone very quickly.

You might want to know how to program it.

The thermostat can be programmed using the buttons on the unit itself, but it is much easier to use the app to set up your schedule.

One of the best features of this Emerson Sensi thermostat is that it comes with a geofencing feature. With this feature, the thermostat can automatically turn on or off when you come or leave the house.

I think the only major problem with this smart device is that it doesn’t have a remote access feature. So you can’t control it when you are away from home.

But overall, it is a great smart thermostat and worth the money, as per my understanding. And finally, let’s have a look at its key features, pros, and cons you should need to know:

Key Features:

  • Physical buttons.
  • Integrate with other smart home platforms.
  • Geofencing or Non-Programmable.
  • Privacy protection keeps your personal information safe.
  • Easy installation.
  • Built-in occupancy sensor.
  • Simple configuration.
  • Temperature sensors.
  • Save up to 22% on energy costs (HVAC).
  • Backed by a team of experts.
  • Smart maintenance.
  • The wifi setup is very straightforward
  • A gift for smart home systems.
  • The geofencing feature is handy.
  • You can change the temp with your voice.
  • One of the most affordable smart thermostats.
  • It doesn’t work with Bixby.
  • Some users have complained about the accuracy of smart sensors.

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5. Amazon Smart Thermostat 

Last but not least, we have the Amazon smart thermostat on our list of the top smart thermostat without  Internet. This fantastic device is developed by the e-commerce giant Amazon.

The best thing I like about this thermostat is that it is very cheap compared to other smart thermostats. So if you are on a budget, this is the best device.

Let’s talk about the design,

The Amazon smart thermostat has a very sleek and modern design. It is effortless to install and use.

How to install the thermostat?

Installing the Amazon smart thermostat is very easy. You just need to follow the user manual’s instructions, which will take 25 minutes.

Does it work without Internet?

Yes, the Amazon smart thermostat works without Internet. However, you will need to use the included power adapter and C-wire, and you might not use some features.

This thermostat is famous for its Hunch technology, but how can it help you?

Basically, It can automatically learn your preferences and schedule. So, it will save you energy and money.

The Amazon smart thermostat is compatible with Amazon Echo and Alexa. So you can control it with your voice. It also works with IFTTT.

The battery life of this thermostat is perfect. It has to be working for two years on a single charge.

The only downside of this thermostat, I think, is that it doesn’t have a motion sensor. So, it can’t adjust the temperature automatically.

And finally, it’s time to have a look at its key features, Pros, and Cons you should be aware of:

Key Features:

  • Works with Alexa for voice control.
  • Auto-Schedule.
  • Energy dashboard monitoring.
  • Remote Control.
  • Smart Alerts.
  • Amazon wi-fi setup.
  • Indoor humidity sensors.
  • On-the-go control.
  • Automatically optimizes temperature to save energy.
  • Compatible with most HVAC systems.
  • Very affordable price.
  • The device is very reliable.
  • Three touch buttons for easy navigation.
  • Cheaper than most smart thermostats.
  • Doesn’t have speakers or a microphone.
  • Some users think it’s not as smart as some other devices.

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Buying Guide: (How to choose the Best Smart Thermostat without Internet)

Buying Guide - Smart Thermostat without Internet

Now that you know almost everything about the best smart thermostats without wifi, it’s time to choose the perfect one for your home. Here are some factors you should consider before making your purchase:

1. Ability to function without Internet:

The Smart thermostat you choose must function without Internet. The stored settings and temperature limits should be applied even when there is no active Internet connection.

2. Compatibility:

Another important thing you need to consider is whether the thermostat is compatible with your HVAC system or not. If it’s not compatible, then it’s not worth buying.

3. Ease of use:

Another vital factor you need to consider is how easy the thermostat is to use. You don’t want to buy a device that’s too complicated to use.

4. Battery life:

The battery life of the thermostat is also an important factor to consider. You want a device that will last for at least two years on a single charge.

5. Price:

Of course, you also need to consider the price of the thermostat. You don’t want to spend more than you have to.

6. Smart Features:

Finally, you also need to consider the smart features of the thermostat. You want a device with all the latest features such as voice control, remote control, energy dashboard, etc.


1. Can a smart thermostat be used without wi-fi?

Yes, a smart thermostat can be used without wi-fi. However, you will need to use the included power adapter and C-wire, and you might not use some features.

2. Do smart thermostats save money?

Yes, smart thermostats can save you money on your energy bill. They can automatically learn your preferences and schedule to optimize the temperature to save energy.

3. What is the simplest smart thermostat?

The Honeywell Lyric T5 is the simplest smart thermostat. It doesn’t have all the other devices’ bells and whistles, but it’s very easy to use.

4. How do I know if my HVAC system is compatible with a smart thermostat?

The best way to know if your HVAC system is compatible with a smart thermostat is to check the compatibility list of the device you’re interested in.

5. Can I use a smart thermostat without a C wire?

Yes, you can use a smart thermostat without a C wire. However, it is important to note that without a C wire, your smart thermostat will not be able to receive power from your heating and cooling system.


There you have the best smart thermostat without internet. We hope this article has helped you narrow your choices and find the perfect device for your needs.

Be sure to consider all the factors we mentioned before making your purchase. Every thermostat on the list is good in its way, but some might be better suited for your needs than others.

And lastly, we would love to hear from you, so feel free to leave a comment below and let us know which thermostat you ended up buying.

Also, don’t forget to share this article with your friends and family if you found it helpful.

Thanks for reading!


Stefen Turner

Hey! My name is Stefen and I am the founder of Smart Home Hunt. Prior to starting this blog, I used to work as a Full-Stack Web Developer in the field of Internet of Things (IoT).