Honeywell Home T9 Smart Thermostat Review

Honeywell Home T9 WiFi Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist White

Honeywell Home T9 WiFi Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist White

 in stock
22 new from $129.05
1 used from $120.00
as of May 28, 2024 1:56 pm


  • ENERGY STAR CERTIFIED. See your energy use in the Monthly Energy Report, and help save even more with a schedule that adapts to your lifestyle.
  • SAVE ENERGY AND GET REWARDED by checking with your energy provider about available energy savings rebates to save on your purchase (rebate finder link above). Plus, eligible customers can enroll in their local Utility's "DEMAND RESPONSE PROGRAM" which can reward you for allowing the utility to slightly adjust your AC or furnace temperature settings when there is high energy demand.
  • AUTO HOME AND AWAY MODE. Adjust your thermostat from anywhere with your mobile device, or let your home automatically react to your schedule with geofencing.
  • MULTI-ROOM FOCUS. Add Smart Room Sensors to focus the temperature on multiple rooms for comfort where it matters to you. (Sensors sold separately). Wire Configuration - 4-Wire. Supports Wi-Fi 802.11 B/G/N 2.4 and 5 GHz.
  • COMPATIBLE WITH: Forced air (gas, oil or electric), hot water and steam, and heat pumps with electric backup. Does NOT work with electric baseboard heat (120-240V). C-Wire Required.

The Honeywell Home T9 Smart Thermostat is a feature-rich, Wi-Fi-enabled thermostat designed to enhance your home’s climate control while offering energy-saving benefits. Honeywell is a trusted name in home automation and HVAC solutions, and this thermostat lives up to the brand’s reputation for quality and innovation. In this review, we’ll explore the design, functionality, ease of use, installation process, and overall value of the Honeywell Home T9 Smart Thermostat.

Design and Aesthetics

The Honeywell Home T9 Smart Thermostat features a sleek and contemporary design that will complement any modern home decor. Its large touch-screen display is easy to read and provides real-time temperature information, weather forecasts, and system status at a glance. The thermostat has a clean and unobtrusive look, making it a seamless addition to your living space.

The device includes a remote sensor, which is an essential component for achieving precise temperature control in different areas of your home. The sensor can detect both temperature and occupancy, allowing the thermostat to adjust settings accordingly. This feature ensures comfort and energy efficiency, especially in larger homes with varying temperature needs.

Performance and Smart Capabilities

The performance of the Honeywell Home T9 Smart Thermostat is exemplary. It excels at maintaining a consistent and comfortable indoor climate. The remote sensor plays a crucial role in this by monitoring temperature and occupancy in multiple rooms, optimizing heating and cooling accordingly.

The thermostat supports geofencing, allowing it to detect when you’re approaching or leaving home. This feature ensures that your home is at the ideal temperature when you arrive while conserving energy when you’re away.

Integration with smart home platforms like Amazon Alexa, Google Assistant, and Apple HomeKit is seamless, making it easy to control the thermostat using voice commands or through a mobile app. The device also works well with other smart devices, creating a connected and convenient home ecosystem.

Installation Process

The installation of the Honeywell Home T9 Smart Thermostat is straightforward, provided you have basic DIY skills. The package includes all the necessary hardware, and the thermostat comes with clear and user-friendly instructions. A helpful feature is the inclusion of a C-wire adapter for homes without a C-wire, simplifying the installation process for a wider range of users.

The thermostat’s mobile app provides step-by-step guidance during setup, ensuring that you configure it correctly. If you encounter any issues, Honeywell’s customer support is known for being responsive and helpful.

Energy Savings and Environmental Impact

One of the standout features of the Honeywell Home T9 Smart Thermostat is its energy-saving capabilities. The thermostat provides detailed energy usage reports, allowing you to track and analyze your heating and cooling patterns. This insight can help you make informed decisions to optimize your HVAC system for efficiency and cost savings.

The thermostat also supports scheduling, allowing you to create custom temperature settings for different times of the day or week. The inclusion of adaptive recovery ensures that your home reaches the desired temperature at the right time, reducing unnecessary energy consumption.

By actively managing your HVAC system and minimizing energy waste, the Honeywell Home T9 contributes to a reduced carbon footprint and lower utility bills, promoting both environmental sustainability and financial savings.

Value for Money

While the Honeywell Home T9 Smart Thermostat is not the most budget-friendly option on the market, it offers substantial value for its features and capabilities. The remote sensor, geofencing, energy-saving tools, and compatibility with popular smart platforms justify the investment. Over time, the thermostat’s ability to save on heating and cooling costs makes it a cost-effective choice for homeowners who prioritize comfort and efficiency.


In conclusion, the Honeywell Home T9 Smart Thermostat is a top-tier HVAC control solution that combines style, functionality, and energy efficiency. Its sleek design, remote sensor capabilities, and compatibility with smart home ecosystems make it a standout product in the smart thermostat market. While it may come at a moderate price point, the long-term energy savings, enhanced comfort, and positive environmental impact make it a wise choice for those seeking to upgrade their home’s climate control system. Honeywell’s commitment to quality and innovation shines through in the T9, making it a valuable addition to any smart home.

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