Best Z Wave Thermostat Reviews and Buying Guide

Without a smart thermostat, a home is not truly smart. In fact, I think the most crucial component of a smart home is a smart thermostat. The most obvious effects on your comfort and energy bill may result from it.

It’s difficult to find many smart home appliances that are a better fit than the smart thermostat, even if many of them might provide obvious benefits around the house. These gadgets work nicely with other sensors in the house to provide simpler comfort level management while also lowering energy expenses.

With the introduction of several cutting-edge smart home alternatives, including smart hubs and controllers, the popularity of home automation has increased significantly in recent years. Internet access and WiFi connections are the foundations for some of the most well-liked and simple-to-install smart home technologies. However, for these systems to function, the home must have a strong WiFi network and a reliable internet connection. If not, you will need to acquire the aforementioned amenities before you can make use of these products’ intelligent functions.

Smart gadgets that support the Z wave are an alternative for individuals who do not want to connect their home appliances to WiFi or the internet at all. Another sort of wireless networking protocol called Z wave links numerous smart gadgets to a specific controller for a fully independent home automation system. The technique provides an excellent and dependable smart home system by using low-energy radio waves. The same is true for Z wave thermostats, which come with a variety of fun features like:

Smart Features:

The range of intelligent features provided by the more modern devices is one of the most significant arguments for switching from a conventional thermostat to a Z-wave thermostat. The thermostat should give you simple access to the appliance and provide all necessary data on the display for improved control.


The best aspect of modern thermostats is scheduling. You may fully automate the system by using the scheduling feature, whether you choose a WiFi-enabled or Z wave thermostat. Before you arrive home for a chilling or warming greeting, you can remotely instruct your thermostat to change the thermal settings.


The process for installing a smart thermostat varies depending on the device. While some gadgets have DIY-friendly installation that you can do on your own, some devices need the assistance of engineers in order to be set up securely. In order to prevent issues, some manufacturers will only provide a warranty if the installation is done by experts.

Check out the Z wave-supported options on our list right now if you’re planning to install a smart thermostat in your house. These thermostats can regulate the elements of your home’s thermal system while providing you with thorough information directly on the display. As you browse through our list, you will discover additional details about each of our options. A “Buying Guide” and a FAQ section are also available to help you decide whether to buy the product.

Best Z Wave Thermostats of 2022

Honeywell TH6320ZW2003 T6 Pro Series Thermostat
  • 7 Inches touchscreen display
  • Supports Vera, and Samsung SmartThings
  • Comes with 5 years warranty
  • Supports remote access via the smartphone app
  • 7-day programmable scheduling
TRANE 14942771 Z-Wave Thermostat
  • 5 Inches display
  • Supports Nexia, Vera, Amazon Alexa, and Samsung SmartThings
  • Comes with a 1-year warranty
  • Supports voice access
  • 7-day programmable with 4 schedules each day
GoControl Z-Wave Battery-Powered Thermostat
  • Supports voice access via smart hub support
  • Supports Amazon Alexa voice assistant
  • Comes with a 1-year warranty
  • Great compatibility for HVAC systems
  • Offers firmware upgrade via USB
Stelpro Z-Wave Plus KI STZW402WB+ Thermostat
  • One of the most reliable devices
  • Supports Nexia, Vera, Amazon Alexa, and Samsung SmartThings
  • Comes with 5 years warranty
  • Supports voice access via Alexa voice assistant
  • Eco mode for better energy saving
Honeywell Home RTH8560D 7 Thermostat
  • 7 Inches display
  • Comes with a 1-year warranty
  • Easy to install
  • 7-day scheduling supported

Honeywell TH6320ZW2003 T6 Pro Series Thermostat

Don’t worry if reliability is one of your main concerns with Z wave thermostats. You can choose from one of Honeywell’s Z-wave thermostats, which is among the most dependable.

One of the least expensive and most dependable thermostats on our list right now is the Honeywell TH6320ZW2003 T6 Pro Series Z wave thermostat. For superior outcomes, it supports thermostat management in addition to smart home configuration. Its front touchscreen display is 7 inches wide and will display crucial information like the working mode, temperature, forthcoming schedule, connectivity, fan speeds, and many other things.

Additionally, you may easily modify the parameters by selecting one of the available options on the display because it allows touch access.

Additionally, the Honeywell TH6320ZW2003 T6 Pro Series thermostat can be programmed to operate at a particular time of day. From the Honeywell smartphone application, which is accessible from anywhere, you may manage the scheduling.

The application has a one-touch dashboard that makes accessing it simple with only one touch. The Honeywell TH6320ZW2003 application also has geofencing, which allows for planned conditions based on the location of your smartphone. Up to 7 days’ worth of scheduling can be provided at once. The Honeywell TH6320ZW2003 comes with a 5-year warranty because it is one of the most dependable alternatives.


  • Comes with a large touchscreen display
  • Supports geofencing for automation
  • Long warranty period


  • Limited compatibility for Z wave controllers

TRANE 14942771 Z-Wave Thermostat

A fantastic alternative for a Z-wave thermostat is provided by TRANE. It allows voice access in addition to a number of key functions, which is excellent for any smart home appliance.

With a 6.5-inch display that provides information about the thermal system as well as the climate in your home, it is a fairly good option for the price. The TRANE 14942771 provides direct control by voice access with the Alexa voice assistant once it has been connected to the hub. However, you will need a smart hub that supports the same for that.

Additionally, it offers intelligent functions like scheduling for the following 7 days with up to 4 schedule alternatives accessible for each day. However, it can only be used with single-stage cooling systems.

The TRANE 14942771 allows control through a smart hub, so you may use the smartphone app to remotely operate the device. Your preferences can be continuously monitored and changed throughout the day. Additionally, you can remotely turn off the system when it’s not needed to reduce your power costs. The TRANE 14942771 is easy to install, and you may finish configuring the gadget in 30 minutes after unboxing it.

You’ll be able to couple it after installation with well-known Z wave home automation systems like Nexia, Vera, Amazon Alexa, Samsung SmartThings, etc. Regarding dependability, the product comes with a 12-month warranty.


  • One of the smartest thermostats
  • A great choice for the price
  • Easy installation


  • The warranty period is short

GoControl Z-Wave Battery-Powered Thermostat

A premium brand of smart home technology is GoControl. At a high price point, the GoControl z wave thermostat offers a lot of respectable features.

The GoControl Z-Wave Thermostat is our third pick for the best Z-wave thermostat. Unlike most other options, this Z wave thermostat allows management via Alexa voice assistant and works with smart Z wave hubs. If your controller supports Alexa voice control, it is operable with Z wave version 4.5.5 and is compatible with that.

The GoControl Z-Wave Thermostat’s main feature is that it is compatible with practically all central house HVAC systems, thus compatibility is not an issue. Therefore, this is the route to choose for both new home building and retrofit.

The GoControl Z-Wave Thermostat can be put on a single gang junction box or on the wall for installation. And you’ll be happy to know that the GoControl Z-Wave Thermostat works with 2-stage heating and 2-stage cooling systems if you have a multi-stage HVAC system. This thermostat’s firmware may be updated through a USB connection, and the firmware upgrade files are available on the official support website.

The GoControl Z-Wave Thermostat allows you to regulate heat pumps that have 3 stages of heating and 2 phases of cooling. However, it only comes with a year of guarantee, even at the premium pricing bracket.


  • Premium Z wave thermostat
  • Can be kept up to date with firmware changes
  • Great compatibility with HVAC systems


  • Compact display on the thermostat

Stelpro Z-Wave Plus KI STZW402WB+ Thermostat

We’ll bring our readers one more Z-wave thermostat that is incredibly economical next. The next choice is from Stelpro, which provides a fantastic alternative within an affordable price range.

An electric baseboard and convector Z wave thermostat are the Stelpro Z-Wave Plus KI STZW402WB+. The first line voltage-operated thermostat may be installed with just two wire connections to the system. Your laptop or even your smartphone will be able to utilize it remotely after it is connected to the Z wave gateway controller. As a result, you can easily turn the thermostat ON or OFF and adjust the settings. By limiting your power usage and turning off the system when it’s not needed, you can also reduce your energy costs.

Simply turn on the eco mode to manage maintenance for you if you don’t want to handle the gadget manually round-the-clock. For improved network control, the Stelpro Z-Wave Plus KI STZW402WB+ also adds scheduling functions. The thermostat can be paired with other Z-wave devices, such as temperature and humidity sensors, to be activated in response to environmental factors.

As a result, regardless of the weather outside, you will obtain the greatest results. It is UL-certified and compatible with several different systems, including Nexia, Vera, Wink, and Samsung SmartThings. Additionally, the thermostat comes with a 5-year warranty, which is excellent for long-term use.


  • Energy-efficient Z wave thermostat
  • An upgradeable system with support for various Z wave sensors
  • UL certified Z wave thermostat


  • Compact display with button-based controls

Honeywell Home RTH8560D 7 Thermostat

The final item on our list is made by the well-known company Honeywell. The Honeywell smartphone app offers a 7-day customizable scheduling option for their RTH8560D. Given that it needs to be mounted on a wall plate, installation is quite simple.

The programmable thermostat can provide the temperature you prefer in accordance with your needs. Additionally, the 7-inch touchscreen display has touchscreen functionality, making it usable even when you don’t have access to your smartphone.

It is a smart thermostat that learns on its own, so when you use it, it will provide similar results on its own in the future. It has a modern appearance and a very large touchscreen with backlighting. It includes a one-year guarantee that protects the user for up to one year against any internal malfunction or damage.


  • Automatically learns the behavior for best results
  • Touchscreen display for easy access
  • Extra-large display


  • Short warranty period


A thermostat that uses the Z Wave protocol for wireless communication is known as a Z Wave thermostat. If this is your first Z Wave product, you should be aware that for it to operate properly, you will need a Z Wave controller.

It will function as an additional node in your home automation network if you already have other Z Wave goods there. Additionally, you will be able to control your thermostat from any location with an internet connection if your automation hub is connected to the internet.

You can control and keep an eye on the temperature in your house for both heatings and cooling with any Z Wave thermostat. To track the relative humidity in your house, certain versions come with humidity sensors. Through your controller, it can also interface with other home appliances to offer up sophisticated, or “smart,” control choices.


You want to buy a Z-Wave thermostat but aren’t even sure what that term signifies. So continue reading because selecting the appropriate home automation protocol is a crucial step in creating a system that meets your demands.

A common protocol for device communication in a home automation setup is Z-Wave. In Europe and the US, it runs at 868.42 MHz and 908.42 MHz, respectively. When a Z-Wave device is integrated into a home automation system, it joins a mesh network of other Z-Wave-enabled devices as one of its nodes.

This network enables command signals to move from one device to another until they get to the one that needs to receive the command. If you live in a big house with plenty of rooms, this technique truly shines. It’s not necessary for the devices to be centrally connected to one hub. Instead, they create a mesh, a cooperative network that allows information to travel along various paths before arriving at its destination.


1- Energy Savings

While it’s entertaining to ask Alexa to turn out the lights in the garage, Z-Wave plus thermostats are the ones that are actually saving energy. You should be able to reduce your energy costs by between 10% and 30% after it has been adjusted.

2- Z-Wave Remote Access

Say you’ve programmed your heating to turn on at 4:30 p.m. because you typically get home by 5 p.m. But for some reason, you’ll arrive at your house earlier. You could just use the app and increase the heating settings if you have remote access.

3- WiFi Independence

The key benefit of Z-Wave thermostats is that they don’t require a WiFi connection; I’ll discuss how they function in a moment. Wireless technology utilizes a different protocol, therefore it shouldn’t affect your home Internet connection either.

4- Wide Support Base

Z-Wave is now essentially the de facto industry standard for many smart home and security solutions. If you want to gradually increase your smart capabilities and manage them all from a single display, this is fantastic news.

5- Z-Wave Centralized Control

Even if your home is bigger and has more Z-Wave thermostats, you should be able to operate them all from a single hub thanks to the wireless protocol. The simplest method is typically to create different schedules from the app rather than having to go to each individual device.

Buying Guide For The Best Z wave Thermostat

You have undoubtedly been seeking for the best Z wave thermostat for a while if you have found yourself on our list today. The market is flooded with Wi-Fi-enabled smart thermostats, making it difficult to find these solutions. These thermostats provide almost equivalent smart features at a reasonable cost that are completely compatible with Z wave hubs. However, you must conduct an extensive study to identify the greatest options on the market before purchasing a Z-wave thermostat. We’ve already done that and placed the top choices right here to make it simpler for you.

Now all you have to do is browse through our suggestions and quickly assess the top options on this list. Before purchasing the Z wave thermostat, it is important to become familiar with its various specs and features. In addition, we have a shopping guide prepared for you where you can learn more about the key characteristics of Z wave thermostats.

Smart Hub Compatibility

In contrast to conventional smart appliances, Z wave-compatible appliances need a special smart hub installed in the house that manages all linked devices and sends commands for remote access over Z waves. As a result, in order to use Z wave thermostats, you must already have a smart hub that is compatible and installed in your home. Remember that these thermostats have a built-in receiver that only picks up Z waves, thus they cannot be connected to your WiFi network.

Without the smart hub, a thermostat can still provide you with basic functionality like the display of the current temperature, but it won’t carry out any smart functions like scheduling or remote access. The Z wave thermostat may be coupled with many well-known Z wave smart hub systems, including Samsung SmartThings, Wink, Vera, etc. However, the only prerequisite is that your thermostat must also enable smart hub technology.

With each of our recommendations, we have listed the smart hub technologies that are compatible, so choosing a compatible product for your smart hub system should be simpler for you.

Heating and Cooling Stages

A Z wave thermostat’s heating and cooling processes vary depending on the product. Although many customers are not aware of it, this feature is crucial since it alters the applicability and compatibility of the device with your home thermal system. There is a good probability that your home’s thermal system is a single-stage thermal system if it’s an older home and you haven’t replaced it yet.

The single-stage thermal system only provides one level of cooling and one level of heating. As a single-stage thermal system does not have speed or step settings, you cannot establish restrictions after it is turned on. Multi-stage thermal systems, on the other hand, are far more advantageous because they provide many steps for cooling or heating.

But only if the thermostat is capable of accessing them. The Z wave thermostat has a rating of 2H/2C, which means it supports both 2 steps of cooling and 2 steps of heating. For optimum system control, make sure your device supports the same number of phases that your HVAC system offers.

Thermostat Features

When it comes to the Z wave thermostat’s features, you will have access to all of those found on your Z wave controller. Depending on the Z wave system that was put in your home, this will vary. When compared to less expensive Z wave controllers, more advanced Z wave controllers offer better functions. The thermostat itself has a basic set of characteristics that are available on each option, which you should be aware of before making a purchase.

What matters most, in the end, is what you can accomplish with a Z wave thermostat installed in your home as opposed to a conventional non-smart thermostat. One of the most crucial features is remote access, which enables you to adjust your system’s settings without constantly approaching the thermostat. With the aid of AI compatibilities like Amazon’s Alexa or Google Home assistance, voice access is another clever function. With these options, you may speak the settings you want for the thermostat, and the sophisticated AI will take care of it for you.

If your thermostat has the same voice assistant as other smart devices in your house, you won’t have to worry about range or device type while giving commands.

Scheduling Option

One of the nicest functions of any smart home equipment is scheduling. Whether it’s an air purifier, thermostat, or air conditioner for your smart home, it should have scheduling options so you may personalize it beforehand and benefit from automatic functions. Premium Z-wave thermostats allow you to schedule up to 7 days in advance and set a limit for the upcoming week.

Other possibilities include 5 days of scheduling and even 2 days of schedule that may be repeated once everything has been set up. The fact that different temperatures could be adjusted at different times of the day is another noteworthy scheduling feature of premium choices. As a result, your thermostat will automatically change to a different temperature at night from the one it had in the morning.

The most shrewd functioning is provided by repeating this pattern for the following seven days. Through the thermostat’s specialized application, you can access scheduling features. In addition, the smart hub controller can be used to control it.

Display and Controls

Finally, we’ll discuss the Z wave thermostat’s physical characteristics, including its onboard controllers and display. The size of the display is very significant because it displays crucial system information including temperature, humidity, mode of operation, forthcoming schedule, and much more.

Some Z wave thermostats also feature touchscreen displays so you may choose from a variety of options right on the thermostat. Even though it’s not crucial, a touchscreen display feature is wonderful to have if you can’t access the gadget from your smartphone. Additionally, if the display does not support touch access, the device has specific buttons for manual control.

To ensure that everyone can easily view the temperature readings and other information, the thermostat must in any event have a sizable and high-quality display. Although these panels are often blue or green, they are easily visible both during the day and at night for improved perception.

Frequently Asked Questions

Why use a Z-wave thermostat?

While Z wave gadgets operate on a safe and local Z wave link that is only available inside your home, traditional smart systems utilize WiFi connections. As a result, it is more private and secure than other solutions. Compared to alternative possibilities, these systems are more lightweight and less expensive. Additionally, they use less energy while operating and include built-in Z wave receivers that are trouble-free for years.

The fact that Z wave systems utilize mesh network technology is another fantastic benefit. As a result, every connected device acts as a dedicated repeater for the network, extending its range and enabling exceptional range throughout the entire home. Additionally, a specific Z wave controller is attached to the devices, which automatically configures them after connecting. Users do not have to individually configure each device as a result. With all of these benefits, a Z-wave thermostat is a great alternative for those on a tight budget.

Is a hub needed for a Z wave thermostat?

The Z wave gadgets require a connection to a specific hub in order to function as smart devices, as opposed to regular WiFi devices that can connect directly to a router. A single Z wave controller can be used to connect all Z wave devices. The controller essentially gives orders to every connected device and manages the entire Z wave network in your home. Additionally, if the controller includes a smart hub implementation, your network will have a lot more smart capabilities. However, you won’t be able to remotely control any of your Z wave-compatible devices without a Z wave controller or hub.

How do you control your Z-Wave thermostat?

Z-Wave thermostats can be managed with a smartphone app or directly on the device itself. Using the app to set schedules is typically simpler, especially if you have many devices.

Is Z-Wave compatible with Alexa?

Alexa and Z-Wave work together, yes. And this might be among the hippest methods for regulating the temperature in your home. Just be aware that your kids might be able to trick you occasionally.

How does a Z-wave thermostat work?

The Z wave gadget allows remote access and other smart capabilities, making it an alternative to the conventional thermostat. However, it does so without charging the high price of WiFi-enabled smart thermostats. The support for Z waves is the primary cause of that. Through the Z wave protocol, which was created especially for the system, these thermostats communicate. It cannot be accessed from outside and is only generated and received within the system.

The need for a hub is the only drawback of the Z wave technology. You must already have a Z wave system with other smart devices that accept Z wave if you want to purchase a thermostat that supports it. Once you get used to it, you’ll discover that the Z wave smart system is just as useful as the WiFi-based smart system but with a stronger connection.

Does Z-Wave require an Internet connection?

No, Z-Wave + normally operates without an internet connection. To make changes remotely, you’ll need to interface the app with a gateway if you intend to use it while away from home.

Does Z-Wave work with WiFi?

No, Z-Wave is incompatible with WiFi and utilizes a totally separate technology. Although there are ways to connect it to WiFi networks, this is not required for typical operations.


A smart home system’s thermostat is an essential component. In fact, it controls the conditions for living within the house, making it one of the most crucial components. By regulating the system throughout the day, it will not only raise the standard of living in the home but also make a big dent in the power cost.

A different class of smart thermostats, driven by Z wave technology, are available in addition to WiFi-enabled models. We put together a list of the top thermostats where you can get the best choices and all the details you require about each of our top recommendations. A shopping guide for the best Z wave thermostat is also available, which will undoubtedly make the process even simpler for you.

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