Bluetooth thermostat has received the same attention as wifi thermostats. A modern smart home is considered incomplete without a Bluetooth thermostat as it can track heating and cooling routines to record the energy usage of your HVAC system. Then, use this data to adjust temperatures automatically.
A diverse range of thermostats is available in the market. Using advanced features like connected wifi and wireless remotes, you can control it at the comfort of your bed. In addition to wifi, another feature is the Bluetooth program. So, you can connect your smartphone to the thermostat using a Bluetooth connection.
The latest versions offer more features than older but selecting an appropriate Bluetooth thermostat is a tricky task. One must know its technical aspects before buying it.
👉This guide informs you about what should you keep in your mind while buying a thermostat and the best Bluetooth thermostats available in the market in 2021.
Things to Consider Before Buying a Bluetooth Thermostat
Make sure that thermostat is compatible with your cooling and Heating system. To do this, keep in mind;
- System Type – The common system types include central heat and air or only central heat working with electricity, oil or gas. The heat pump, furnace, fireplace and electric baseboard are also mostly used systems.
- Stage Level- Single or Two stage
Thermostat should match with your life pattern of getting up, going to work, getting home and sleeping. This is different for everyone. So, you need a well-designed thermostat model that can adapt to those changes.
Thermostats usually offer following 4 different temperature schedules;
- 7- Day Schedule — It allows you to set a different temperature for each day (Monday – Sunday) of the entire week. So, this is the best option for home with kids having crazy and wild routine.
- 5-1-1 Schedule— It lets you set three different temperature schedules; 1) Monday to Friday, 2) Saturday, 3) Sunday.
- 5+2 Schedule — It helps you set two different temperature schedules; weekdays (Monday to Friday) and weekend (Saturday + Sunday). The both Schedules 5-1-1 and 5+2 work well for professionals.
- 1-week Schedule — If you need a same temperature through the entire week, this schedule is for you. It allows to set just one temperature for Monday to Sunday. Therefore, this is the best option for the individual having a predictable life.
If you are using more than one thermostat for different zones in your home, then buy the Wireless thermostat that can act as a Master to monitor all thermostats in your home.
Table: Comparison of the Best Bluetooth Thermostat in 2021
Best Bluetooth Thermostats in 2021- In-Depth Analysis
To assist you in finding the best option, we have examined the 7 Bluetooth thermostats. The analysis below provides you all details related to features, compatibility with an HVAC system, cautions, pros and cons, and more.
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1. Google Nest Learning Thermostat – Best Overall
This Bluetooth thermostat is beautifully designed with 7 polished metal finishes and a high-resolution display. It is also a Programmable smart thermostat that learns your schedule and the temperatures you like and programs itself. In this way, it helps you save energy and stay comfortable.
It’s easy to install, typically in 30 minutes or less and it is compatible with 95% of heating and cooling systems. Moreover, using Bluetooth, connect your smartphone with the thermostat. While installing, alters can inform you about a potential problem with an HVAC system. Click here to check the HVAC system compatibility.
It automatically adjusts to an Eco Temperature while you are on the go. So, you don’t need to heat or cool an empty home. You can change the temperature from anywhere using your smartphone or laptop. The Nest Leaf appears when you choose a temperature that saves energy and shows you the temperature, weather, or time on your thermostat when you walk into the room.
Please Note: This amazing device works with the Nest Temperature Sensor (sold separately) to offer you the exact temperature you want it to be.
Using this Thermostat, you can save between 10%-12% on heating costs and around 15% on cooling costs. However, energy savings vary depending on weather, frequency adjustment, energy usage, and other factors. You can check the energy history from your Smartphone, or you can use the Quick View directly on the thermostat’s screen to reach the energy history.
Box includes: Nest learning thermostat, Heat Link, Trim Plate, screws, USB cable and plug, Nest Base and User guide.
The Nest Learning Thermostat offers all smart features with the addition of a larger display, furnace monitor, geofencing, and a few more unique sensors.
Finally, in order to create an account, visit the official website or download the Nest app, it will guide you that how to connect Nest App and thermostat.
Warning: Don’t replace the recommendation of a qualified HVAC professional just because of Alerts.
Google Nest Learning Thermostat is intelligent enough to reads its schedule and programs to help save energy. You can also control and adjust the temperature by sending voice instructions to Alexa and Google Assistant. Besides, It is a well-designed, with a large bright display and a metal finish fit with any home style. Finally, auto-adjustment features make it most suitable for a busy life.
Bosch thermostat is available in a Sleek design with 5 illuminated touch buttons, that look great in your home. It is also programmable that follows up to 4 preset or user-defined schedules to help you save energy and money.
It allows you to connect to your HVAC equipment remotely. In-Built reminder sends you alerts when the system’s air filter needs replacement. This device works with a smart home system like Alexa and Google Assistance, allowing you to control the temperature of your home also with voice.
Please Note: For BCC50 Thermostat, the Alexa commands work with just two modes: Heating Only and Cooling Only.
Bosch connected control app allows you to set vocation mode to save energy, particularly when you’re away. The App alerts ensure your home is safe, helps you to control several thermostats if you have and for each thermostat, allows setting up to 4 schedules.
Box includes: BCC50 Thermostat, Wall plate, Screw, wire labels and Wall Anchors and User Guide.
Its auto function helps you to set your desire temperature either heating/cooling or auto. Its standout features include automatically turning off the backlit touch button when not in use and show only important information of temperature on the screen.
Bosch Thermostat cannot work with;
- Remote sensors
- Millivolt systems
- Electric baseboard
- Thermostats; Proprietary communicating and Line voltage
You can easily download a mobile App using any of three methods; First, search for “Bosch Connected Control” 1) App Store, 2) Google Play Store, 3) Visit the official website or scan this QR code. Explore the Download App section and click the link for your desired App.
WARNING: Before installation, make sure your HVAC system is power off otherwise, it can result in damage to the system or electrical shock.
Bosch Thermostat BCC50 is for the individual 1) who is using more than one thermostat If you want to control all with one thermostat, 2) looking for sleek design thermostat with all smart features, 3) want to control the home temperature easily and remotely using Alexa or google assistant and want to save energy while you are not using it, this device is the best option for you to achieve maximum comfort with minimum efforts.
This Bluetooth Thermostat helps you to manage the temperature of your home from anywhere. The programming features also offer a separate heat and AC temperature degree setting for each time slot within your schedule.
The standout feature that no other thermostat in this price range offers is the fan circulate option. It automatically kicks the fan on 30% of the time when the heat/AC isn’t blowing the fan. This thermostat keeps you update about indoor/outdoor temperatures and humidity levels.
You can also receive alerts and reminders on display and through the app. It’s compatible with Alexa and Google assistant helps you to control it even with your voice. This thermostat also allows you to forget to re-adjust your temps in Summer vs. Winter. Besides, it switches over to cool from Heat automatically.
Please Note: Automatic updates are sent only, if you have account with “Total Connect Comfort” and connected to Wi-Fi.
You can not only switch the reading from F (Fahrenheit) to C (celsius), but also you can change the language to English, French, and Spanish. The background color of your display screen can be changed within 12 options matching it with the interior of your home.
This thermostat offers a five-year warranty.
BOX Includes: Thermostat, Wall plate, Screws and anchors, Wire labels, Thermostat ID Card, a reference Card, user guide and quick start guide.
This Wireless Wi-Fi Thermostat is for the person 1) looking for Customized color pallet, 2) want to control home temperature via mobile app or voice commands and has advance HVAC systems, including dual fueled. This Honeywell Thermostat will be a good investment for your smart home
In contrast, you should not buy it If, 1) you don’t have/want C-Wire installation, 2) want to get energy reports and separately controls humidifier/dehumidifier and ventilation fans.
4. Honeywell T5+ Bluetooth Thermostat – Best for working without C-Wire
The Honeywell T5+ Thermostat with a user-friendly interface allows controlling the temperature of your home with great comfort even remotely. You don’t need C-Wire to install it and it is completely compatible with your smart homes as it works with Alexa, Apple Home Kit, and more. You can connect it with your smartphone using a Bluetooth connection.
Moreover, it is Energy Star Certified and compatible with single & multi-stage conventional heating and cooling systems. You can program any schedule that fits your lifestyle and you can also control and adjust the temperature using iOS or Android smartphones and tablets.
This device can also be set to examine if the home temperature should be in heating or cooling mode to maximize your comfort. Additionally, the adaptive recovery assesses how long it takes to reach the right temperature and automatically sets your system to get the required temperature using auto change from heat to cool.
BOX includes: Honeywell T5+ Thermostat, Screws and anchors, UWP Mounting System and user guide.
Moreover, the Bluetooth thermostat offers 7-Day Flexible Scheduling and an amazing feature of geofencing, that automatically adjusts your thermostat based on your location. For instance, when you are on the go, the App will instruct the thermostat to change settings and save energy.
This thermostat works with Utility Rebate Programs, which also allows you to create positive environmental impacts by saving energy. Besides, you can get rewards for saving on your energy bill. Finally, if you buy a T5+ thermostat, don’t forget to register with Utility Rebate Programs to earn a reward for saving energy.
For customer online support click here. Or call toll-free 1-800-468-1502.
WARNING: If this thermostat is replacing a product containing mercury in a sealed tube, avoid throwing the old one in the trash. Please contact waste management authority in your area for proper disposal.
We can use this Preset schedule given below to minimize your heating and cooling cost.
This Honeywell T5+ Thermostat is for an individual who 1) doesn’t have C-Wire installed, 2) is looking for a certified thermostat with user-friendly interface and smart features, 3) doesn’t have time to change from heat to cool, 4) needs 7-day flexible scheduling and wants to earn rewards on saving energy through utility rebate program.
The Honeywell Programmable Bluetooth Thermostat is designed for your lifestyle. After connected to the internet, you can control it from anywhere. You can also set the indoor temperature with the touch of a button. This Wi-Fi Thermostat is compatible with Google Assistant, Amazon Alexa, Samsung SmartThings, and more.
Moreover, the free Mobile App allows you to monitor and adjust the temperature, energy usage, and indoor humidity levels of your home from your smartphone, tablet even laptop. You get alerts and reminders. Besides, the Smart response feature can learn the cycles of your HVAC system to optimize and deliver the required temperature.
To prevent compressor from damage, avoid turning on air conditioner, in case, the outside temperature goes below 50 °F.
The energy-saving schedule is preset for 4 settings; wake, leave, return and sleep. You can use this default setting to decrease your energy expenses. However, energy savings can vary depending on usage, weather, and geographic region.
Warning: This Honeywell Thermostat (RTH6580WF) is compatible with 24 V systems. For example, Furnace (Warm Air), Central Air Conditioning, Heat Pump with/without Auxiliary Heat, Hot Water and Steam. However, it is not compatible with 120 V/240 V millivolt systems like baseboard electric heat and gas fireplace.
Last but not least these Energy-star certified Honeywell Wi-Fi thermostats work well without sacrificing performance. You can plan to save energy when you are not there and be comfortable when you return.
BOX Includes: Thermostat, Wall plate, Screws and anchors, Wire labels, Thermostat ID Card, a reference Card, user guide and quick start guide.
If you need a low-priced thermostat integrated with smart homes and allows 7-day programming, this Honeywell thermostat a good solution for you. It is also easy to install, and the auto temperature control option saves your time make it convenient to use manually as well as remotely.
The Emerson Sensi Bluetooth thermostat allows you to change or adjust your home temperature remotely. The easy-to-use touch screen and a free mobile app let you access it remotely. It is particularly designed to work with HVAC machines in most homes in the U.S. & Canada.
Moreover, the mobile app guides you through each step of the installation process enabling you to finish the process in 30 minutes or less. Once the thermostat is running, you can automatically adjust your temperature settings by installing geofencing. And Using precise controls, you can also create a custom schedule, saving about 23% of your HVAC power consumption.
Please Note: Standard c-wire is required for installation of Sensi Touch.
However, power savings vary depending on equipment type, divergence, weather, and size/frequency adjustment. You can set up, increase or decrease your home temperature with simple voice commands using Alexa or Siri on your iPhone or iPad. It is also compatible with Apple Home Kit, Google Assistant, Wink, and smart home platforms.
BOX include: Sensi Smart Thermostat, Mounting hardware, Wire labels, Thermostat base, Furnace jumper wire and user guide.
Additional amazing features like straight menus, easy-to-read temperatures, background light, smart alerts, and more also make it one of the best Thermostats in the market. Besides, this Sensi Touch thermostat has been named the ‘perfect’ thermostat of 2020 by USA Today’s Reviewed.
System compatibility: Heating – 1 & 2 stages (W2 and W/E), Cooling – 1 & 2 stages (Y and Y2), Heat pump – (O/B, W2 and W/E), Fan – (G), Power – (C, RC, RH)
Powering methods: Wired; 20 to 30 VAC via terminals Rh, Rc and C. NEC class II, 50/60 Hz
Finally, before buying, check out online compatibility tools at Sen.emerson.com to make sure the Sensi thermostat can work in your home.
Features of Top Rated and Free Mobile App by Emerson Sensi Thermostat
- Weather Updates: Stay updated about local weather.
- Keypad lock: Setting can be locked to disable changes.
- Remote Access: Control and set schedule from anywhere.
- Usage Report: Stay informed about fan runtimes, usage of heating and cooling.
- Geofencing: Automatically adjust thermostat using your smartphone’s location.
- Flexible Scheduling: Select the schedule daily, weekly whatever fits your lifestyle.
- Color Shift: Different color help you to distinguish whether system is on heating or cooling mode.
- Smart Alerts: Send you alerts in case of extreme humidity level even the loss of heating or cooling.
- Auto Adjust: Automatically changes between heating and cooling mode to balance the temperature.
Please Note: There Features are same for other smart Thermostat manufactured by Emerson.
Emerson Sensi Thermostat Compatibility with HVAC System
This Sensi Touch Bluetooth thermostat is for an individual who 1) wants to control several thermostats with one account using top rated and free mobile App 2) is looking for latest certified thermostat with all smart features – like energy-saving and remote access, compatible with smart home devices, smart alerts, geofencing and much more.
You can control Emerson Sensi Smart Thermostat from anywhere using your smartphone or tablet. The smart alerts help you to detect the extreme temperature in your home. The usage report also allows you to monitor heating/cooling runtime and the average humidity level.
Moreover, it works with the HVAC equipment found in most homes without the need for C-wire excluding heat-only, cool-only, and heat pump systems. Besides, Its compatibility with Amazon Alexa, Google Assistant, Apple Home Kit, and Samsung SmartThings allows you to control the temperature of your home even with your voice.
Please Note: Before buying please check system and router compatibility at Sen.emerson.com.
You can also use step-by-step instructions for quick installation and skip any extra work painting or patching the wall, thanks to the standard thermostat size. Mostly it takes 30 minutes or less to install.
BOX Includes: Sensi Smart Thermostat, Mounting hardware, Security code card, Wire labels, Thermostat base, 2- AA batteries, and Quick-start guide
Additionally, the ENERGY STAR-certified Sensi thermostat helps you save on your HVAC energy costs by about 23%, with features like geofencing, auto changeover, and flexible scheduling. The USA Today Network has also rated it as the Editor’s Choice Best Value.
This Emerson Sensi Smart Thermostat is for the individual who don’t have C-wire installed, not interested in touchscreen display and looking for LCD screen that is easy to read even in dim light and top rated Mobile App to offers remote access, geofencing, flexible scheduling, auto adjust, weather updates and much more.
Warning: All thermostats don’t work with all Heating, Ventilation, and Air Conditioning (HVAC) systems. Installing an incompatible thermostat not only can destroy the entire HVAC system but will also void the warranty for the system. It means little carelessness can result in a huge cost of repair /replacement of your HVAC system.
How does a Bluetooth thermostat work?
The thermostat analyzes the temperature of all attached appliances and moderates it. It also adjusts the heating and cooling of your home. In addition to this feature, the thermostat has a Bluetooth program that allows you to connect it with your smartphone using Bluetooth.
How do I install a Bluetooth thermostat?
You can install a Bluetooth thermostat with a few steps given below:
Step #1: Power off your HVAC system – Before installation, make sure the HVAC system is turned off. Otherwise, it can damage the entire system that often results in a huge cost of replacement or installation of a new HVAC system.
Step #2: Take off the Faceplate – Pull off the old thermostat and make sure the wiring is in good working condition. Leave the thermostat dangling.
Step #3: Take off the Mounting Plate – After pulling off the face of the thermostat, you will see a mounting plate, that provides a uniform surface to a thermostat. The mounting plate can slightly differ for each type of thermostat. Mostly, these plates are held by two to four screws, that can easily be taken off by anyone.
Step #4: Disconnect the wires – Below the connecting plate, you will see the wires that were connected to the thermostat. Disconnect these wires but pay attention to which connectors are attached. On most thermostats, the cable connection is labeled with the first letter of wire color.
Step #5: Connect the wires of the new Thermostat – Now connect the wires of the thermostat using manual instructions. Double-check to make sure you have followed all instructions properly.
Step #6: Install the new Thermostat – Before installing the new thermostat, place the mounting plate (included in the box of your wireless thermostat) using screws properly and avoid bending the wires. Once the plate is installed, place the new thermostat immediately.
Step #7: Test the Thermostat – Using the remote, check your new thermostat. First, set the temperature to maximum, then make sure the temperature is working properly, and then do the same with low temp, to test the air-cooling.
Is my thermostat Bluetooth?
To know whether your thermostat is Bluetooth or not, follow the below steps
Step #1: Turn on Your Phone Bluetooth – Make sure your thermostat is on. If its screen is off, turn it on by tapping the touch bar. Now turn on Bluetooth on your phone. You will see a Bluetooth icon at the top of your phone’s screen.
Step #2: Move your phone closer to the thermostat within 12 inches and stay there until the app setup is complete.
Step #3:Turn-off other Bluetooth devices – Sometimes, other Bluetooth devices don’t allow the thermostat to connect to the app.
- Open your phone’s Bluetooth settings.
- Remove other connected devices.
- Now try reconnecting to the thermostat.
Please Note: These steps may slightly differ depending on your smartphone.
Step#4: Turn off Electronic devices – In rare cases, electronic appliances (like microwave ovens, coffee makers, etc.) can prevent Bluetooth from connecting. Turn them off till the completion of the thermostat setup.
Does Nest thermostat work with Bluetooth?
Google Nest Thermostat uses Bluetooth Low Energy (BLE) to connect to your device during the setup. 2nd gen products also use BLE. It means your phone must support BLE. However, this is the requirement for Nest Thermostat (E models) sold in Europe. BLE is not required elsewhere outside Europe.
Bluetooth Thermostat in 2021 – FAQs
While choosing the best thermostat in 2021, you may find yourself asking some questions. Here I have compiled the most common questions with answers.
❓What is the best Bluetooth thermostat?
- Google Nest Learning Thermostat – Best Overall
- Bosch Thermostat BCC50 – Best All-in-One
- Honeywell Thermostat (TH9320WF5003) – User-Friendly
- T5+ Honeywell Thermostat – Best for working without C-Wire
- Honeywell Thermostat ( RTH6580WF ) – Best for low Budget
- Emerson Sensi Touch Thermostat – Certified and Top Rated
- Emerson Sensi Smart Thermostat – Best value
⭐What is the most accurate thermostat?
According to Good Media, the following are the best accurate thermostat
- Ecobee with Voice Control Thermostat – Best Overall
- Nest E Thermostat – Most Stylish Smart Thermostat
- Wyze Thermostat – Best Value
- Google Nest Learning Thermostat – Best Learning Thermostat
- Honeywell Home T10 Pro – Best for Multiple Zones
- Bosch Wi-Fi Thermostat – Best for Humidity Control
- Mysa Smart Thermostat – Best for Apartments
- Sensibo Air – Best for Easy Setup
❓Is this possible to program just the fan mode?
No. The thermostat only allows you to program temperature. Fan mode is either On or Auto. However, the pro model has a circulating air mode for fans only.
📍Can I control one thermostat using an app from several phones?
Yes. you can control one thermostat using an app from several phones such as iPhone, Android, and tablets even Apple Watch. If you want to prevent your family member from constantly changing it, then you need to set a PIN.
The Bottom Line
We hope this guide is useful to get the necessary information about the Bluetooth Thermostat. Definitely, the latest version has more features than the previous one. However, we recommend you buy a thermostat that meets your needs within your budget. We have tried our best to provide you all details.
Regardless, if you still find anything missing, or have better suggestions to give, feel free to comment below. Also, share this guide with your friends and family members, looking for the best Bluetooth thermostat.