Best Smart Thermostats (2025)
04/06/2025, 03:00 PM

Heating and cooling costs are up — but a smart thermostat pays for itself in comfort and savings. We break down the best models for every home, including options with voice control, energy reports, and easy installation. Find out which ones work with your HVAC, and how to get the most from app automation!
TEMPIQ WiFi Temperature & Humidity Sensor - App Integration, Alerts, Helps Monitor 2nd Home, AirBnb, RV, Pets,Freezer and Server Room, Remote Indoor & Outdoor Hygrometer & Thermometer
TEMPIQ WiFi Temperature & Humidity Sensor - App Integration, Alerts, Helps Monitor 2nd Home, AirBnb, RV, Pets,Freezer and Server Room, Remote Indoor & Outdoor Hygrometer & Thermometer: Amazon.com: Industrial & Scientific
NonProgrammable Thermostat for Home, Digital Energy-Saving Thermostat,Single-Stage Systems, 1 Heat/1 Cool, Easy DIY Install,White Backlight
NonProgrammable Thermostat for Home, Digital Energy-Saving Thermostat,Single-Stage Systems, 1 Heat/1 Cool, Easy DIY Install,White Backlight - Amazon.com
NonProgrammable Thermostat for House, Digital Energy-Saving Thermostat,Single-Stage Systems, 1 Heat/1 Cool, Easy DIY Install, Blue Backlight
NonProgrammable Thermostat for House, Digital Energy-Saving Thermostat,Single-Stage Systems, 1 Heat/1 Cool, Easy DIY Install, Blue Backlight - Amazon.com
83303862 Digital Thermostat Replacement for Heat/Cool T-Stat Wall Thermostat,Temperature Adjustment from 37℃ to -1 ℃
JINUKA 83303862 Digital Thermostat Replacement for Heat/Cool T-Stat Wall Thermostat,Temperature Adjustment from 37℃ to -1 ℃ - Amazon.com
New 2025 ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant
New 2025 ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant - Amazon.com
ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant
Amazon.com: ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
Amazon.com: Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
Electric Water Heater Thermostat,Include 1x KST203 Upper Thermostat & 1x KST200 Lower Thermostat,UL Certification,Compatible With Most Electric Water Heaters
TAIACE Electric Water Heater Thermostat,Include 1x KST203 Upper Thermostat & 1x KST200 Lower Thermostat,UL Certification,Compatible With Most Electric Water Heaters - Amazon.com
Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, White with Extended 5-Year Warranty
Playhardest Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, White with Extended 5-Year Warranty - Amazon.com
Emerson 1F85U-22PR Programmable Thermostat
Amazon.com: Emerson 1F85U-22PR Programmable Thermostat
ecobee Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home
ecobee Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home - Amazon.com
Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian
Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian - Amazon.com
Vine Thermostat for Home with Touchscreen Color Display, WiFi Smart Thermostat Compatible with Alexa and Google Assistant, 7day/8period Programmable, Energy Saving, C-Wire Required, Screen Size 2.8"
Vine Thermostat for Home with Touchscreen Color Display, WiFi Smart Thermostat Compatible with Alexa and Google Assistant, 7day/8period Programmable, Energy Saving, C-Wire Required, Screen Size 2.8" - Amazon.com
Why Upgrade to a Smart Thermostat?
Smart thermostats help you cut energy bills, stay comfortable, and even automate routines (like warming up before you get home). Some models learn your habits — others give you full control with custom schedules and app access.
What Features to Compare in 2025
Check compatibility with your HVAC, app experience, support for multiple zones/room sensors, and energy reports. Voice control with Alexa/Google/Apple is now standard on most models.
Top Brands & Picks
Google Nest, ecobee, Amazon Smart Thermostat, Honeywell, Emerson, and Tado lead in 2025. All picks below have strong user reviews, solid app support, and are easy to install (even for renters!).