Post Disclaimer

ZeeReviewz is supported by its audience. When you purchase through links on our site, we may earn an affiliate commission. Learn more

On the hunt for the Best Smart Thermostat Under 100? Although, you have no control over the natural temperature of your environment, however, you can control the temperature inside your house. For this, thermostats certainly play a critical role. If you’re uncertain about the type of thermostat that you should opt for, then read our article to help yourself!

Things To considering Before Buy!

While purchasing, look for the following features

Thermostat Power: Select the thermostat based on its power that is compatible with your HVAC system. This will help in ensuring its good performance. There are 3 types of thermostats: 110V, 240V, and 24V.

The first two ones are high-powered and are compatible with electric baseboard systems. While the last one is low-powered and good for heat pumps, air-conditioners, and boilers.

Programmable One’s Vs Non-Programmable Thermostats: Programmable thermostats are good as they are handy and quite convenient to use. They provide you with the ability to program them on weekends and weekdays.

You can configure the device at 4 different temperatures and can change them at any time of the day.

Screen: Consider backlit devices with large display screens that are easy to read and use.

My Top Pick:

Honeywell Home RTH6580WF is a c-wire powered thermostat that weighs about 1.2 pounds. This is an economical device with basic functionality. It offers handy and easy to use controls.

Best Smart Thermostat Under 100

It is the best smart thermostat under 100. It has the best bang for the buck and is certainly worth your investment!

1.) Honeywell Home RTH6580WF:

Honeywell Home RTH6580WF

If you are in search of a perfect home thermostat, then Honeywell Home RTH6580WF is an ideal option for you. This innovative device is capable of adjusting your room temperature according to your needs. This device has no limitations. It is a perfect device packed with various smart features. Offered at a reasonable price, this device works like a BOMB!


Honeywell Home RTH6580WF is a 1.2 weight home thermostat that requires C -wire as its power source. The device is being offered at an economical price. It lacks the sleek and modern looks but does offer an easy to use and control features. This convenient gadget comes with a digital display and can be controlled with the help of mobile apps.

In short, your smartphone works as a remote control for your device. You can either control it via a Honeywell control app or with a total connect comfort app.

To level-up, your home thermostat is also compatible with voice assistants like hey Google, Alexa, and even Cortana. Just a command from you and this servant of yours will immediately fulfill it!

It provides a flexible programming ability of 7 days i.e. 4 periods per day. It will synchronize your comfort with your schedule! 

It provides reminders and alerts for a filter change, unstable internet connections, and temperatures. This is an energy-efficient device with an easy to install setup.

It is mounting hardware but makes sure that while installing this device it should be 5 feet above the ground and away from moisture and liquids. This is a versatile gadget with basic programming features. It is certainly worthy of your investment!

Bottom Line:

Honeywell Home RTH6580WF is an economical home thermostat with basic functionality. Honeywell Home RTH6580WF certainly fills up the criteria for the best smart thermostat under 100!

2.) Lux Products TX9600TS:

 Lux Products TX9600TS

Having just the right room temperature is what every individual desire. For this, Lux Products TX9600TS is an excellent choice. This is a 9.8-ounce home thermostat that will provide you with the perfect temperature for your room.

If you don’t want your kids to tamper with its settings, this device offers features to deal with them as well. It is so far a worthy candidate for the best smart thermostat under 100. Let’s have a look at its robust features


Lux Products TX9600TS is easy to use device, packed with awesome controlling features. It is the most reliable and trustworthy thermostat. This thermostat provides you with 2 or 4 programmable periods per day, to allow you to perfectly control your room temperature. Its installation is like a walk in the park.

While installing, you need to make sure that it’s 5 to 6 feet above the floor. It should also be kept away from various liquids and moistures to keep it working. While installing, give a read to the instruction manual. It will help you get familiar with its operation and how to set the 8 switches on the circuit board correctly.

To restrict its access to your curious little kids, it provides a PIN lock feature. This helps prevent them from tampering with its settings.

It has a touch-screen feature and is alkaline battery powered. It’s easy to control and is compatible with almost all the US cooling and heating systems. However, it lacks compatibility with 2 stage cooling systems and electric heat-based systems. It is an energy-efficient device which smart alert features. It is indeed an awesome home thermostat.

Bottom Line:

Lux Products TX9600TS is a good priced home thermostat with large touch screen display and with basic programming skills. It is excellent in its functionality. 

3.) Go Control Z-Wave Thermostat:

Go Control Z-Wave Thermostat

There is a lot of smart thermostats available at the market under various price tags. Under a $100 budget, the Go Control Z-Wave Thermostat is an ideal option for budget buyers.

This is a sturdy device with excellent built-up. It has a large digital display screen along with plenty of features to enable you to have perfect control over your house temperature. To provide you with comfort and pleasure, this device is definitely worth your investment. Let’s have an in-depth study of its features.


Go Control Z-Wave Thermostat is equipped with convenient z wave technology. This technology allows it to be compatible with various z wave hubs. These include: 2GIG Go Control security panels. This marvelous device shows nits compatibility with, Telguard, and Uplink systems as well. 

One of its amazing features is its compatibility with the Alexa assistant. Just a voice command and this device will set the temperatures according to your taste. It is an energy-efficient device.

Most heating and cooling devices use 48% of the energy for home use. However, Go Control Z-Wave Thermostat is a smart temperature regulating device that will save up to 5% to 15% of energy, an excellent energy conserver indeed!

It’s compatible with all your contemporary HAV systems. It works excellently with your standard or heat pumps. It has an easy installation procedure and does not require an electrician at all.

You can easily install it. Reading its instruction manual is mustard so that you can have an idea about its operating system and about all the connections you have to make. Its front compartment is loaded with four AA batteries which have 2 years of power. 

Bottom Line:

Go Control Z-Wave Thermostat is a cheap priced device with stunning z wave technology. This device has the perfect bang for the buck. It is certainly the best smart thermostat under 100.

4.) Honeywell TH6210U2001/U:

Honeywell TH6210U2001/U is the comfort you’re looking for. Now your cold days and nights are over as this T6 pro programmable thermostat can now manage your hot and cold devices perfectly without any wastage of electrical power.

This cost-effective easy to use a pro programmable thermostat can maintain regular temperature throughout your house without any difficulty.

This smart yet compact device with its sleek design can not only manage temperature but can also control small and big devices easily. It also has great compatibility with all devices and thus, is known to be the best thermostat under 100.


Honeywell TH6210U2001/U ensures you great compatibility with most peripherals as it can run with the modern and advanced HVAC system which helps you to open Honeywell apps so that you can manage your thermostat anywhere and anytime.

It is also capable of working with modern smart home kits like Siri, Wi-Fi, Alexa, etc.  Its backlit display has a great digital view which makes it easier to read. It has a rectangular size that is 1.14 x 4.04 x 4.07 wide and only weighs around 13 ounces.

It operates on 2AA batteries. Its delicate and intricate design allows it to blend with the wall without making it look awkward. Hence, it enhances the beauty of the wall and complements your house.

Unlike a standard thermostat, this T6 pro is very easy to use and install.  As it is equipped with 2 heat/ 1 cool heat pump and 1 heat / 1 cool conventional system, it is considered to have multi-stage heat and cool pumps. 

Bottom Line:

It is an easy to use and convenient device that would improve your living standards to max. It has all the features to provide you with a comfortable life by providing you with comfy temperatures.

5.) Vine Smart TJ – 225 Thermostat:

Vine Smart TJ – 225 Thermostat

Make your house comfortable and your life easy. Buy this Vine Smart model TJ- 255 thermostat is the most cost-efficient device that would enhance your living environment to 100%. This compact and intricately designed thermostat are capable of maintaining your overall house temperature.

It can connect to various devices to manage your house temperature making your cold nights warmer and hot days colder. This easy to use and the quick setting thermostat is considered to be the. Best smart thermostat under 100


Vine smart TJ – 225 thermostat is a smart Wi-Fi Pro thermostat that has the compatibility to work with any type of system whether it’s an HVAC equipment such as a 24 VAC system or a standard chart of 2 heat 2 cool system, heat pump system, heat or cool only system.

It has an easy operation with an easy Wi-Fi auto-connect which enables you to control your device anywhere and anytime you want. It is a harmless, traditional design made from materials that allow safe and healthy living without any danger.

It has an anti-interference system that allows comfortable functioning with just a push of a button. They are also equipped with an elegant programmable led night light that further enhances its beauty and Design and allows you to control the thermostat at night.

This device is a cost-effective energy-saving product that has the ability to save a 20% cost on HVAC expenses through energy efficiency mode. Thus, is considered to be user-friendly as well as an eco-friendly device.

Bottom Line:

It’s a very cost-effective product that allows you to live your life the way you want, making your days and nights comfortable. It has awesome display features and is energy-efficient. This remarkable device is certainly reliable and has the best bang for the buck!

Frequently Asked Questions (FAQ)

What Is The Cheapest Smart Thermostat?

Eco bee 3, Nest Thermostat E, Emerson Sensi Touch are the cheapest smart thermostat that can save your money.

Do Smart Thermostats Really Save Money?

Smart thermostats are very fast and they are easy to program. Some other smart thermostats like NEST can do it all automatically, making it much easier but they cannot save any more money than a basic thermostat that can be programmed. 

What’s The Best Smart Thermostat?

 Google Nest Thermostat E is the best smart thermostat because it offers you more features and an economical price tag among its types. It quickly adapts itself to your heating and cooling preferences.

Who Makes The Best Home Thermostat?

Eco bee Smart Thermostat is the best smartest home thermostat.

How To Buy The Best Smart Thermostat Under 100

For budget buyers, it’s certainly difficult to find the best gadget within their budget. It is difficult but not impossible. 

Buying Guide

Easy To Install And Easy To Use:

If you don’t want any professional to install your thermostat then look for the one that would be easy to install by yourself and won’t make you suffer.

Good Warranty:

A device with a good warranty is very important. At least look for a thermostat with 3 to 5 years of warranty.


Having Wi-Fi-connectivity will enable your device to perform various functions. This will make your device versatile. Therefore, make sure that it has a Wi-Fi connection option as well.

Sturdy Design:

Sturdiness is something that you definitely can’t neglect. Look for well-built thermostats that can stay with you for longer periods of time!

Wrap Up!

We have reviewed 5 thermostat that is the best options for you, among which Honeywell Home RTH6580WF  has hit the home run with its high reviews and awesome features. We hope that you can find your perfect home temperature regulator!

See This Video For More Information:

For more Exciting offers and deals visit our Home page

About the author

Henry Thomas

Henry Thomas is the Founder of He is well known for his experience in Digital Marketing!

Leave a Comment