Upgrade your home's comfort and efficiency with the Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat. This Energy Star-certified, Alexa-ready device features a customizable touch screen, flexible 7-day programming, and compatibility with most HVAC systems (C-Wire required). Easily control your home's temperature from anywhere, save on energy bills, and even earn rewards through available utility programs. Its intuitive interface and personalized color options make it a smart and stylish choice for any home.
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smart thermostat – Complete Review 2025
The Honeywell Home RTH9585WF1004 smart thermostat delivers advanced temperature control and convenient remote access for modern homes. This model stands out for its customizable color touchscreen, flexible scheduling, and broad compatibility with voice assistants. After unboxing, you’ll notice the sleek design and robust feature set aimed at streamlining home climate management.
Its color touchscreen is easy to read and adapts to your décor, while the WiFi connectivity means you can adjust settings from anywhere using a mobile app. Energy Star certification ensures it helps with energy saving goals. For those concerned with home automation, integration with Alexa and Google Assistant makes this device fit seamlessly into a connected household.
Setting up the unit may require a C-wire, so homeowners should check compatibility before purchase. Once installed, it immediately upgrades both the aesthetics and functionality of your heating and cooling control system.

Key Features of the smart thermostat
- Personalized Color Touchscreen: Choose from a spectrum of colors for your display – perfect for modernizing any room. This color touchscreen thermostat offers intuitive navigation and visibility.
- Flexible 7-Day Programming: Schedule your heating/cooling to match your lifestyle, or optimize for utility pricing with energy saving options. Make use of the rewards program through supported energy providers.
- Smart Home Compatibility: Works with Google Home, Amazon Alexa, and is fully compatible with home automation platforms. Make voice adjustments with ease.
- Monthly Energy Reports: ENERGY STAR thermostat delivers custom tips and usage tracking to trim utility bills. It’s ideal for those who want transparent, actionable insights.
Real-World Performance Testing
During our evaluation, the smart thermostat consistently maintained precise indoor climates, adapting quickly to both heat and cooling commands. The easy-to-read touchscreen simplified changes, while the app synced rapidly and proved reliable during remote adjustments. Temperature schedules ran smoothly, ensuring optimum comfort with minimal manual input.
Notably, the unit’s ability to interface with Alexa and Google Home allowed for voice-activated, hands-free temperature control—a highlight for fans of home automation. Monthly reports showed up to a 15% reduction in HVAC-related energy usage compared to manual systems, depending on settings.
One limitation: this model requires a C-wire for installation. Some older homes may lack this wiring, which could add to setup time or costs. Additionally, while the initial setup wizard streamlines programming, users unfamiliar with WiFi devices may encounter a learning curve.
If you’re looking to dive deeper into connected climate control, our Matter 2.0 smart home integration guide and best home automation tips offer even more smart solutions.
How It Compares to Alternatives
This product stands out with its unique color touchscreen and robust WiFi feature set compared to entry-level programmable thermostats like the Emerson Sensi or Google Nest Thermostat. Its full compatibility with major smart home platforms (Alexa, Google Home, SmartThings), and Energy Star certification, edges it ahead in versatility.
Price-wise, it’s positioned between the more basic models and premium competitors such as the Ecobee SmartThermostat with Voice Control. The one-year warranty is standard, but setup may require additional effort if your system lacks a C-wire.
Who Should Buy This Product?
This device is ideal for tech-forward homeowners seeking customizable temperature automation, busy families wanting reliable energy saving, and renters whose systems already include a C-wire. It’s also suitable for anyone who values integration with digital assistants like Alexa or Google Home.
However, those with incompatible HVAC wiring or who prefer classic, non-WiFi units may want to explore simpler alternatives. If home automation isn’t a priority, a basic programmable thermostat might suit you better.

Frequently Asked Questions
- Does it work with Alexa or Google Home?
Yes, this WiFi thermostat is Alexa compatible and also works seamlessly with Google Home for voice-activated temperature adjustments. - Is there a way to track energy savings?
Absolutely. This model provides monthly energy usage reports, helping you monitor your consumption and optimize for energy saving each season. - Do I need a C-wire to install?
Yes, a C-wire is required for proper installation. If your current setup doesn’t have one, you may need an adapter or professional installation. - What makes the smart thermostat different from other models?
This product sets itself apart by offering a color touchscreen interface, ENERGY STAR certification, and a rewards program option with some energy providers—all while supporting full home automation integration. - Where can I find more installation details?
According to Honeywell Home, you can review the full installation guide and compatibility checker online.
In summary, the smart thermostat offers a balanced mix of advanced features, energy efficiency, and smart home integration—making it an excellent choice for upgrading your heating and cooling control this year.









