-
Top 9
June 2025
Best Honeywell Home T9 Wifi Smart Thermostat
We made a list of the top 9 Honeywell Home T9 Wifi Smart Thermostat based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
Honeywell Home RCHTSENSOR-1PK, Smart Room Sensor works with T9/T10 WIFI Smart Thermostats
Honeywell Home
9.0
VIEW DEAL
Buy on Amazon
✓
Compatible with series 3 & Series 4 T9 Smart thermostats. Series number appears after model number on sticker on back of thermostat
✓
EXPAND YOUR COMFORT. Smart Room Sensors work with the T9 Smart Thermostat to sense temperature and humidity from multiple rooms.
✓
WELCOME TO JUST RIGHT. Sense the temperatures in the rooms that matter. Focus on the rooms you choose by setting a schedule.
✓
FOCUS ON THE ROOMS PEOPLE ARE IN. Let the sensors focus on rooms people are in, using motion detection. Stay cozy as you move room to room.
✓
HELP EVERYONE SLEEP COMFORTABLY. Set your T9 to sense the temperature from the bedrooms at night, to keep those rooms the coolest and help everyone get a cozy night's sleep.
✓
SIMPLE INSTALL FOR A DIY PROJECT. Smart Room Sensors are easy to set up without any tools required. Use the Resideo app to connect.
✓
CONTROL IT YOUR WAY. Control the T9 and Smart Room Sensors using the Resideo app to control your home anytime, anywhere.
✓
MULTI-ROOM FOCUS. Focused on multiple rooms, the T9 will work towards creating an average temperature across the sensors. (T9 sold separately)
✓
SENSORS THAT WORK WITH YOUR MOVEMENT. Motion detection that knows the difference between passing through a room or spending time there.
Learn more
on Amazon
More Info
10% Discount
2
Honeywell Home T9 WiFi Smart Thermostat with 1 Smart Room Sensor, Touchscreen Display
Honeywell Home
8.8
VIEW DEAL
Buy on Amazon
✓
SAVE MONEY AND ENERGY. Adjust your ENERGY STAR certified thermostat from anywhere with your mobile device, or let your home automatically react to your schedule with Auto Home/Away Scheduling. Save even more 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.
✓
LIVE AND SLEEP SMARTER. Choose the temperature in a specific room, like the bedroom, to be exactly what you want it to be, to help get a better night’s sleep. Or let the Smart Room Sensors automatically detect which rooms people are in and focus comfort where it matters automatically.
✓
AMAZING SENSOR RANGE. The battery powered Smart Room Sensors utilize unique Honeywell Home technology to deliver an efficient signal up to 200 ft range. (Could be further depending on home construction.)
✓
MULTI-ROOM FOCUS. Don’t be forced to choose one room over another, the T9 Smart Thermostat can handle multiple rooms to focus on (requires sensors).
✓
CONTROL IT YOUR WAY. Control the T9 using the Resideo app or through Amazon Alexa, Apple HomeKit, Google Assistant, and more.
✓
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.
✓
DO IT YOURSELF SIMPLE INSTALL. With guided installation setup couldn’t be simpler. The included power adapter is an easy-to-install, low-voltage alternative to a C-wire, so the thermostat is compatible with most homes.
✓
Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
Learn more
on Amazon
More Info
3
Honeywell Home T9 WIFI Smart Thermostat, Smart Room Sensor Ready, Touchscreen Display, Alexa and Google Assist
Honeywell Home
8.7
VIEW DEAL
Buy on Amazon
✓
HELP SAVE ENERGY. See your energy use in the Monthly Energy Report, and help save even more with a schedule that adapts to your lifestyle, and by connecting with your utility efficiency program..EFFICIENCY AND REWARDS. Connect your Honeywell Home account with your utility to earn rewards each season for your energy efficiency.Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
✓
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)
✓
SMART RESPONSE AND ALERTS. Intelligently learns your home’s heating and cooling patterns to deliver the right temperature at the right time, and sends you filter and temperature alerts.
✓
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.
✓
SMARTER, SIMPLER SETUP. Everything you need comes in the box, including a power adapter so that the T9 works in most homes. The T9 intuitively identifies your home’s heating and cooling type, making it easy to do it yourself.
✓
EFFICIENCY AND REWARDS. Connect your Honeywell Home account with your utility to earn rewards each season for your energy efficiency.
✓
Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
Learn more
on Amazon
More Info
50% Discount
4
Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, 3.5 x 4.5 Inch, White, 'Requires C Wire"
Honeywell
8.6
VIEW DEAL
Buy on Amazon
✓
Made in United States
✓
Package length : 6.0"
✓
Package width : 2.0"
✓
Package height : 8.0"
✓
Material Type: Plastic
Learn more
on Amazon
More Info
36% Discount
5
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
Honeywell Home
8.5
VIEW DEAL
Buy on Amazon
✓
Compatible with: Alexa, SmartThings, Google Home, IFTTT.Central Air Conditioning : Yes. Heat Pump with Auxiliary heat. Yes..WiFi Specifications : 802.11b, 802.11g, 802.11n, 2.4GHz range.
✓
Check to see If your new thermostat qualifies for a utility rebate; Auto-updates for daylight savings; adjusts for 12/24-hour and multi-language needs
✓
Customizable touchscreen in full Color with easy to read numbers and text, view your local weather including indoor and outdoor relative humidity levels
✓
Flexible programming options available based your home or small business schedule, or based on your utility ; s peak rate pricing through their demand response programs
✓
Receive intelligent alerts like air filter change reminders, humidifier pad replacement reminders, high/low temperature warnings, and status of internet connection
Learn more
on Amazon
More Info
6
Honeywell Home Smart Color Wi-Fi Programmable Touch Screen Thermostat, Energy Star, Alexa Ready, White - C-Wire Required, Not Compatible with Line Volt Heating, RTH9600WF
Honeywell Home
8.4
VIEW DEAL
Buy on Amazon
✓
ENERGY STAR certified to help save energy, track your heating and cooling and send personalized tips on reducing energy use.
✓
SAVE ENERGY AND GET REWARDED by checking with your energy provider about available energy savings rebates to save on your purchase. 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.
✓
CONTROL FROM ANYWHERE by using the app or compatible smart home partners including AMAZON ALEXA, GOOGLE ASSISTANT, MICROSOFT CORTANA, and more. Flexible programming options are also available if you'd rather set it and forget it but still benefit from energy savings.
✓
CUSTOMIZABLE COLOR SCREEN: Easily change the high-definition display of the Wi-Fi thermostat to any color you choose.
✓
ON-SCREEN COMFORT INFORMATION: See indoor and outdoor temperature and humidity information right on the home screen, plus daily weather forecast available on the smart thermostat.
✓
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. Before purchasing, check to see if this smart programmable thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
✓
Fan Control Options include On: Fan is always on; Automatic: Fan runs only when the heating or cooling system is on; and Circulate: Fan runs randomly about 35% of the time.
Learn more
on Amazon
More Info
15% Discount
7
Honeywell Home RTH8800WF2022, T5 WiFi Smart Thermostat, 7 Day-Programmable Touchscreen, Alexa Ready, Geofencing Technology, Energy Star, C-Wire Required
Honeywell Home
8.3
VIEW DEAL
Buy on Amazon
✓
High use of the scheduling feature of the T5 thermostat saved customers between 8 and 16% on heating and cooling bills. Dollar savings range based on nationwide average annual single-family detached home's heat and cooling bills; actual savings varies based on consumption.
✓
Save Energy and Get Rewarded. Check with your energy provider about available energy savings rebates to save on your purchase. 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.
✓
7-Day Flexible Scheduling or Location Based Temperature Control. It’s your choice. 7-day scheduling programs your thermostat. Geofence technology helps make you comfortable by using your smartphone’s location to know when you’re away and when you return.
✓
Auto Home and Away Mode. Enjoy ideal temperatures at home, then save when away.
✓
ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.
✓
C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
✓
The T5 thermostat is ENERGY STAR certified and you can program it based on your schedule, or let it adapt to your life as plans change
Learn more
on Amazon
More Info
8
Honeywell Home RENEWRTH9585WF Wi-Fi Smart Color Thermostat (Renewed)
Honeywell Home
8.2
VIEW DEAL
Buy on Amazon
✓
COMFORT COMES IN YOUR COLOR. Personalize your Wi-Fi Smart Color Programmable Thermostat to fit your décor.
✓
ENERGY STAR certified. Help save energy, track your heating and cooling with monthly energy reports and get personalized tips on reducing energy use.
✓
EASY OPERATION AND INTUITIVE. Bright, easy-to-read touchscreen makes for simple operation.
✓
YOUR SCHEDULE. YOUR WAY. Flexible programming options for your schedule or utility company’s peak rate pricing.
✓
C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
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.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
Learn more
on Amazon
More Info
20% Discount
9
Honeywell Home RENEWRTH6580WF 7-Day Wi-Fi Programmable Thermostat (Renewed)
Honeywell Home
8.1
VIEW DEAL
Buy on Amazon
✓
ENERGY STAR CERTIFIED. Honeywell Home Wi-Fi thermostats are energy-efficient without sacrificing performance.
✓
SMART HOME INTEGRATION. The Wi-Fi 7-Day is compatible with voice assistant devices like Amazon Alexa, Google Assistant, Microsoft Cortana, and more.
✓
THERMOSTAT THAT FITS YOUR LIFE. 7-day, 4 periods per day, flexible programming lets you sync your comfort with your schedule.
✓
C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
SIMPLE INSTALL FOR A DIY PROJECT. The Wi-Fi 7-Day Programmable Thermostat is easy to configure and install yourself.
✓
C-WIRE POWER ADAPTER REQUIRED: Before purchasing, check to see if this thermostat is compatible with your home and to determine if your home needs a C-wire power adapter.
✓
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.
✓
Works with most heat/cool oil furnace systems. Will not work with heating only oil furnace systems unless a C-Wire is present.
✓
Included Components: Circuit Breaker
✓
Included Components: Installation Guide, Mounting Hardware, RENEWRTH6580WF 7-Day Wi-Fi Programmable Thermostat.
Learn more
on Amazon
More Info
How we create our
“
Top 10
“ lists?
Our algorithms collect and evaluate information on millions of products and rank them based on customer reviews, popularity, price and more.
LEARN MORE
Related Reviews
Best
Honeywell Home T9 Wifi Smart Thermostat - Rcht9510wfw
View List
Best
Honeywell Home T9 Wifi Smart Thermostat With 1 Smart Room Sensor
View List
Best
Honeywell Home T9 Wifi Smart Thermostat With Room Sensor
View List
Best
Honeywell Home T9 Wifi Smart Thermostat With Roomsmart Sensor
View List
Best
Honeywell Home T9 Wifi Thermostat With Smart Sensor
View List
Best
Honeywell Home T9 Wifi Thermostat With Smart Senso
View List
Popular Lists
Headphones
Tablets
Women's Jewelry
Dog Food
Bath Towels
Men's Boxer
Guitars
Robotic Vacuums
Pool Inflatable
TV Streamers
Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips and sales alerts
SUBSCRIBE