10 Best Ac Thermostat of August 2025

• Backlit display for easy viewing
• Precise temperature control of +/- 1°F
• Separate programs for the weekdays and weekends with 4 program periods per day
• For use with central gas, oil, or electric furnaces & AC
• For millivolt systems
• Battery change reminder
• Retains memory in event of power outage

Honeywell Home

• Programmable smart thermostat that learns your schedule and the temperatures you like and programs itself to help you save energy and stay comfortable
• Home/Away Assist automatically adjusts itself to an Eco Temperature after you leave, so you don’t heat or cool an empty home
• Remote control lets family members change the temperature from anywhere on a phone, laptop, or tablet[1]
• With Energy History, just check your phone to see how much energy you used and why, or use Quick View on the thermostat’s display to reach Energy History, settings, or your schedule
• The Nest Leaf appears when you choose a temperature that saves energy
• Farsight shows you the temperature, weather, or time on your thermostat when you walk in the room
• The Nest Learning Thermostat works with the Nest Temperature Sensor (sold separately) to help make sure a certain room is the exact temperature you want it to be
• Beautifully designed, with polished metal finishes and bright, high resolution display
• It’s easy to install your thermostat, typically in 30 minutes or less, with everything you need included in the box; compatible with 95% of heating and cooling systems
• Please refer to the product description section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)

Google

• 7-Day menu-driven programming with 4 periods per day
• Large backlit touchscreen display shows current room temperature and set point simultaneously
• Smart Response Technology allows the thermostat to learn the amount of time a system needs to reach a desired temperature and adjusts accordingly
• Auto change from heat to cool
• Includes change reminders for filters and low batteries

Honeywell Home

• One program for the entire week-4 periods per day. This product is easy to use
• Digital display. This product is highly durable and and easy to handle
• Compatible with heating, cooling and heat pumps without auxiliary heat. Does not work with electric baseboard heat (120-240V) multistage HVAC systems
• Accurate temperature control of +/-1-Degree F for consistent comfort.Do not use Cooling mode when the outdoor temperatureis below 50 °F (10 °C)
• Display options: Fahrenheit or Celsius temperature display, 12 or 24 hour clock
• This product is manufactured in China. Not compatible with electric baseboard heat and multistage HVAC systems

Honeywell Home

• Flexible programming: 5-2 day or one week programming
• Large backlit display shows current room temperature and set point temperature simultaneously
• Smart response learning - learns your heating/cooling cycle times to deliver the right temperature when you want it
• Auto change from heat to cool
• Includes change reminders for air filters and low batteries
• Temporary and permanent hold settings
• Real-time clock automatically adjusts for daylight savings time
• Program is retained in memory in the event of a power outage
• 12 or 24-hour time display

Honeywell Home

• Programmable smart thermostat that learns the temperatures you like and programs itself to help you save energy and stay comfortable
• Start with a simple schedule and easily adjust it whenever you like in the Nest app
• Home/Away Assist automatically adjusts itself to an Eco Temperature after you leave, so you don’t heat or cool an empty home
• Remote control lets family members change the temperature on this smart thermostat from anywhere using a phone, laptop, or tablet[1]
• The Nest Leaf appears when you choose a temperature that saves energy; with Energy History, just check your phone to see how much energy you used and find out how to save more
• Works with the Nest Temperature Sensor (sold separately) to help make sure a certain room is the exact temperature you want it to be
• Works with Alexa, Google Assistant, and other smart speakers so you can adjust the temperature with your voice
• Designed to fit any home, with a frosted display that blends into the background
• Easy installation, typically in 60 minutes or less, with everything you need included in the box; compatible with 95% of heating and cooling systems
• Please refer to the product description section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)

Google

• EDITORS CHOICE BEST VALUE SMART THERMOSTAT by USA Today’s Reviewed.com
• SAVE ABOUT 23% ON HVAC ENERGY*: The ENERGY STAR certified Sensi thermostat helps you save on your HVAC energy costs, with features like geofencing, 7-day flexible scheduling, remote access and in-app system usage.
• MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level and step-by-step app instructions for a quick installation. Skip any extra work painting or patching the wall thanks to the standard thermostat size.
• EXTENSIVE COMPATIBILITY***: Works with the HVAC equipment found in most homes - a c-wire is required for heat-only, cool-only and heat pump systems. Check system and router compatibility at sensi.emerson.com/compatibility
• SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit (c-wire required), and Samsung SmartThings smart home platforms.
• USAGE REPORTS: Monitor current day and historical heating, cooling and fan runtimes right in the app.
• GET REBATES: Find utility rebates in your area through the rebate finder at sensi.emerson.com/rebates.
• CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the Sensi mobile app for Android and iOS devices.
• SMART ALERTS: Sensi features smart alerts to help detect extreme temperature and humidity levels in your home.
• CIRCULATING FAN: Air circulation may improve indoor air quality by helping to regulate temperature and prevent buildup of particles and mold.

Sensi

• Easy-to see and read. large, clear backlit digital display
• Standard display size 1.5 square inches
• Easy-access battery replacement door
• 1 Heat/1 Cool Conventional and Heat Pump
• Dual-powered (battery and/or hardwire)

Honeywell Home

• Total Connect Comfort app available, remotely monitor/manage your homes comfort and energy use
• Energy Savings mode, and 7 day easy programming
• Custom Display, with on screen comfort information
• Simple programming and Professional installation
• Five-year limited warranty

Honeywell Home

• EDITORS CHOICE BEST OVERALL SMART THERMOSTAT by USA Today’s reviewed.com
• SAVE ABOUT 23% ON HVAC ENERGY*: By adjusting the temperature using flexible scheduling, remote access, and geofencing, Sensi customers saved about 23% on HVAC energy usage
• MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level, illuminated easy-click terminals and step-by-step app instructions for a quick installation. Skip any extra work painting or patching the wall thanks to the standard thermostat size.
• COMPATIBILITY REQUIRES C-WIRE: Extensive compatibility*** with HVAC equipment found in most homes. ALL system types require a common wire (C-WIRE). To check system and router compatibility, refer to our online compatibility resources at sensi.emerson.com/compatibility
• SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit, and Samsung SmartThings smart home platforms.
• USAGE REPORTS: Monitor current day and historical heating, cooling and fan runtimes right in the app.
• GET REBATES: Find utility rebates in your area through the rebate finder at sensi.emerson.com/rebates.
• CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the Sensi mobile app for Android and iOS devices.
• SMART ALERTS: Sensi features smart alerts to help detect extreme temperature and humidity levels in your home.
• CIRCULATING FAN: Air circulation may improve indoor air quality by helping to regulate temperature and prevent buildup of particles and mold.

Emerson Thermostats