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Dual Fuel Thermostats

10 Best Dual Fuel Thermostats 2026 in the United States

#1

Winner

10.0 score

Sensi Smart Thermostat, Wi-Fi, DIY, Alexa, Energy Star Certified, ST55

40%OFF

Sensi Smart Thermostat, Wi-Fi, DIY, Alexa, Energy Star Certified, ST55

Sensi

10.0 score

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The Sensi Smart Thermostat ST55 is a solid choice for homeowners looking for an easy-to-install, energy-efficient thermostat compatible with various HVAC systems, including dual-fuel setups (like heat pumps paired with boilers or furnaces). It supports DIY installation with helpful app guidance and doesn’t usually require a common wire, which simplifies setup for many users. Programmability is user-friendly with flexible scheduling and remote control through its mobile app, plus compatibility with Alexa, Apple HomeKit, Google Assistant, and other smart home systems adds convenience for voice and app control.

Rating
10.0
Chosen by1,467
Installation
Compatibility
Programmability

Most important from
22869 reviews

Installation
Installation is effortless with the step-by-step app guidance that even a complete novice can follow confidently.
Compatibility
Supports a wide range of HVAC configurations, including dual-fuel systems, with no subscription fees or complicated learning algorithms.
Programmability
Flexible scheduling and features like humidity control and heat boost make managing home comfort simple and customizable.
Smart Features
Remote temperature control from a phone eliminates the need to physically adjust the thermostat, adding real convenience.
Energy Efficiency
The app’s usage reports help verify HVAC performance and energy savings, providing valuable insights into daily system operation.
#2
9.7 score

Sensi Touch 2 Smart Thermostat Wi-Fi, Alexa, Energy Star Certified, ST76

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Sensi Touch 2 Smart Thermostat Wi-Fi, Alexa, Energy Star Certified, ST76

Sensi

9.7 score

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The Sensi Touch 2 Smart Thermostat is a solid choice for those looking to upgrade to a smart thermostat that supports dual-fuel systems, thanks to its compatibility with a wide range of HVAC equipment including furnaces, boilers, heat pumps, and air conditioners. It requires a common wire (c-wire) for installation, which is typical but should be verified in your home before buying. Installation is designed to be straightforward with a top-rated app guiding you step-by-step through the DIY process, making it suitable for homeowners who prefer to install without professional help.

Rating
9.7
Installation
User Interface
Smart Features

Most important from
1174 reviews

Installation
Installation is straightforward with clear, step-by-step instructions and helpful online videos that make DIY setup accessible and confidence-building.
User Interface
The full-color touchscreen and app interface offer intuitive and flexible control options, allowing easy scheduling with as many time slots as needed.
Smart Features
Smart switching between heat pump and auxiliary heat significantly improves efficiency, leading to noticeable reductions in gas usage.
Energy Efficiency
Smart switching between heat pump and auxiliary heat significantly improves efficiency, leading to noticeable reductions in gas usage.
Compatibility
The thermostat’s reliability and responsiveness, combined with voice assistant compatibility, provide convenient, modern ways to manage home temperature.
Programmability
The full-color touchscreen and app interface offer intuitive and flexible control options, allowing easy scheduling with as many time slots as needed.
#3
9.1 score

Honeywell TH8321WF1001 Touchscreen Thermostat Wifi Vision Pro 8000 with Stages upto 3 Heat / 2 Cool

Honeywell TH8321WF1001 Touchscreen Thermostat Wifi Vision Pro 8000 with Stages upto 3 Heat / 2 Cool

Honeywell

9.1 score

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The Honeywell TH8321WF1001 Touchscreen Thermostat stands out in the dual-fuel thermostat category with its smart features and user-friendly design. Its large touchscreen display allows for easy navigation, making it accessible for all users, even those who may not be tech-savvy. Programmability is a significant strength; you can set a personalized schedule for every day of the week, allowing you to optimize your home’s temperature based on your specific lifestyle and needs. The energy-saving scheduling feature helps reduce utility bills, which is a plus for environmentally-conscious consumers.

Rating
9.1
Compatibility
Programmability
Smart Features

Most important from
1662 reviews

Compatibility
It’s important to know the type of system you have before purchasing to ensure compatibility.
Programmability
The 7-day programming, auto switchover function, and remote sensor hookups provide great flexibility and convenience.
Smart Features
The Wi-Fi version of this thermostat offers robust and reliable performance, making it easy to monitor and control from off-site locations.
Energy Efficiency
The fan cycle function keeps air circulating in the home by running the fan 35% of the time when the unit isn’t running.
User Interface
Setting up the thermostat is straightforward with the intuitive touch screen setup menu.
Installation
Requires a common wire from the furnace for power, and it’s recommended to have an HVAC technician handle the installation if needed.

Top 10 Best Dual Fuel Thermostats 2026 in the United States

#1

Winner

10.0  score
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Sensi

Sensi Smart Thermostat, Wi-Fi, DIY, Alexa, Energy Star Certified, ST55

Compatibility: Alexa, Apple HomeKit, Google Assistant, SmartThings
Programmability: Flexible scheduling, remote mobile app control
Smart Features: Voice/app control, performance reports, privacy
Energy Efficiency: ENERGY STAR, saves 23%, maintenance reminders
User Interface: Button control, 5-inch LED display
Installation: DIY install, no common wire, app guide

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40% OFF

Chosen by 1467 this week

#2
9.7  score
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Sensi

Sensi Touch 2 Smart Thermostat Wi-Fi, Alexa, Energy Star Certified, ST76

Compatibility: furnaces, boilers, heat pumps, AC
Programmability: flexible schedules
Smart Features: app, voice controls, maintenance alerts
Energy Efficiency: Energy Star, saves ~23% energy costs
User Interface: color touchscreen, app, voice controls
Installation: needs c-wire, easy DIY with app

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15% OFF
#3
9.1  score
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Honeywell

Honeywell TH8321WF1001 Touchscreen Thermostat Wifi Vision Pro 8000 with Stages upto 3 Heat / 2 Cool

Compatibility: dual-fuel setups
Programmability: personalized daily schedule
Smart Features: Total Connect app, Adaptive Recovery
Energy Efficiency: energy-saving scheduling
User Interface: large touchscreen
Installation: may need professional help

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#4
8.8  score
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Playhardest

Honeywell TH6320WF2003 T6 Pro Smart Thermostat programmable with up to 3 Heat/2 Cool Heat Pump or 2 Heat/2 Cool Conventional with Extended 5-Year Warranty (TH6320WF2003)

Compatibility: dual-fuel, 3 heat & 2 cool stages
Programmability: flexible scheduling, geofencing
Smart Features: Wi-Fi, remote control, Apple HomeKit
Energy Efficiency: Energy Star certified
User Interface: touchscreen
Installation: UWP mount, fits standard boxes

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#5
8.8  score
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Honeywell Home

New! Honeywell Home Smart Thermostat, Conventional/Heat Pump Compatibility, WiFi Thermostat for Home, X2S, Gray

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19% OFF
#6
8.5  score
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Playhardest

Honeywell TH6220WF2006/U Lyric T6 Pro Wi-Fi Programmable Thermostat with Stages Up to 2 Heat/1 Cool Heat Pump or 2 Heat/2 Cool Conventional with Large Wall Plate & Extended Warranty

Compatibility: Heat pump and conventional systems
Programmability: 7-day programming
Smart Features: Geofencing, Apple HomeKit, Alexa
Energy Efficiency: ENERGY STAR certification
User Interface: Large touchscreen, Lyric app control

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#7
8.2  score
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ecobee

ecobee3 Smarter Wi-Fi Thermostat with Remote Sensor, 2nd Generation

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#8
8.2  score
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Playhardest

Playhardest Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, White with Extended 5-Year Warranty

Compatibility: 3 heat/2 cool heat pump systems
Programmability: 7-day programming or manual adjustments
Smart Features: remote access via Wi-Fi
Energy Efficiency: enhance energy efficiency
User Interface: high-definition touch screen
Installation: redesigned terminal block

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#9
8.2  score
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Venstar

Venstar T8850 Commercial Thermostat with WiFi 4H 2C Dual fuel

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#10
7.0  score
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Braeburn

Braeburn 5220 24V PREMIER SERIES 7 DAY, 5-2 PROGRAMMABLE OR NON PROGRAMMABLE DIGITAL MULTISTAGE THERMOSTAT FOR CONVENTIONAL 2H-2C OR HEAT PUMP SYSTEMS

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Buying Guide for the Best Dual Fuel Thermostats

Choosing the right dual-fuel thermostat is essential for maintaining a comfortable and energy-efficient home. Dual-fuel thermostats are designed to manage both a heat pump and a secondary heating source, typically a furnace. This type of thermostat ensures that your home uses the most efficient heating method available, switching between the heat pump and the furnace as needed. To make an informed decision, you need to understand the key specifications and how they align with your specific needs.
CompatibilityCompatibility refers to whether the thermostat can work with your existing heating and cooling systems. This is crucial because not all thermostats are compatible with all types of HVAC systems. To navigate this, check the specifications of your current heating and cooling systems and ensure the thermostat you choose supports them. If you have a modern HVAC system, look for a thermostat that supports advanced features like multi-stage heating and cooling. For older systems, a simpler model might suffice. Your need for compatibility will depend on the complexity and age of your HVAC setup.
ProgrammabilityProgrammability allows you to set schedules for your thermostat to follow, which can help save energy and maintain comfort. This is important because it enables you to automatically adjust the temperature based on your daily routine. Programmable thermostats can be divided into basic models with simple scheduling options and advanced models with more complex, customizable schedules. If you have a predictable routine, a basic programmable thermostat might be sufficient. However, if your schedule varies or you want more control, an advanced model with flexible programming options would be better.
Smart FeaturesSmart features include Wi-Fi connectivity, remote control via smartphone apps, and integration with smart home systems. These features are important for convenience and energy efficiency, as they allow you to control your thermostat from anywhere and integrate it with other smart devices. Smart thermostats can range from basic models with simple app control to advanced models with learning algorithms and voice control. If you value convenience and tech integration, a smart thermostat with advanced features would be ideal. For those who prefer simplicity, a basic model with essential smart features might be enough.
Energy EfficiencyEnergy efficiency refers to the thermostat's ability to optimize your heating and cooling system's performance to save energy. This is important because it can lead to significant cost savings on your energy bills. Energy-efficient thermostats often have features like adaptive recovery, which learns how long it takes to reach the desired temperature and adjusts accordingly. To navigate this, look for thermostats with energy-saving certifications or features. If reducing energy consumption is a priority for you, choose a model with advanced energy-saving capabilities. Otherwise, a standard model with basic efficiency features might be sufficient.
User InterfaceThe user interface refers to how easy it is to interact with and control the thermostat. This is important because a user-friendly interface can make it easier to manage your home's temperature settings. Thermostats can have simple, button-based interfaces or more advanced touchscreens with intuitive menus. If you prefer straightforward controls, a basic model with a simple interface might be best. For those who enjoy more advanced technology, a touchscreen model with a more interactive interface would be ideal.
InstallationInstallation refers to how easy it is to set up the thermostat in your home. This is important because a complicated installation process can be frustrating and may require professional help. Some thermostats are designed for easy DIY installation, while others might need a professional. To navigate this, consider your comfort level with DIY projects. If you are confident in your ability to install the thermostat yourself, look for models with clear instructions and support. If not, you might want to choose a model that offers professional installation services.

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