10 Best Cheap Wifi Thermostats

Last Updated September 2020 Based on 3693 Reviews
1 Best of the Best!
Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55
Emerson Thermostats Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55
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9.6 Greet
Product Highlights
  • Named the 'Best Value' smart thermostat of 2017, 2018 and 2019 by USA Today's Reviewed.com
  • 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. To check system and router compatibility, refer to our online compatibility resources at sensi.emerson.com/compatibility
  • 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 energy usage reports.
  • GET REBATES: Find utility rebates in your area through the rebate finder at sensi.emerson.com/rebates.
  • MOST INSTALL IN 30 MINUTES OR LESS**: With step-by-step instructions and video tutorials right in the mobile app, most people install Sensi in 30 minutes or less.
  • SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit (c-wire required), Samsung SmartThings and Wink smart home platforms
  • CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the free 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.
2
Honeywell Home Wi-Fi 7-Day Programmable Thermostat (RTH6580WF), Requires C Wire, Works with Alexa
Honeywell Honeywell Home Wi-Fi 7-Day Programmable Thermostat (RTH6580WF), Requires C Wire, Works with Alexa
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9.2 Greet
Product Highlights
  • "Compatibility is Required" Works with virtually any system type except electric baseboards. But Please Note: C-Wire is required for this thermostat to receive power. If you do not have a C-wire, you may be able to use the C-Wire adapter (sold separately) or a G-wire jumper cable which is included with this thermostat. Use of the G-wire jumper cable will allow you to power the thermostat without a C-Wire; however using the G-wire solution means that you will no longer have independent fan control, although the fan will still run while your system is on.
  • 7 day programming with 4 program periods per day can be configured to meet almost any scheduling scenario for ultimate flexibility.
  • Wi-Fi enabled thermostat allows for remote access via smart-phone or computer, free smart-phone app for iPhone, iPad and Android operating systems.
  • Ability to view local weather from web portal or app, Wink App Ready - No Wink Hub Required.
  • In the box you will find: Thermostat, Wall plate (attached to thermostat), Screws and anchors, Quick Start Guide, Thermostat ID Card, Wire labels, User Guide, Quick Reference Card, G Wire Jumper Cable.
  • Works with Alexa, Google Assistant, Samsung SmartThings, IFTTT, Bonomi, Wink, and Stringy (devices sold separately)
  • See Product Manuals below in "Technical Specification" for more information.
  • ENERGY STAR certified
  • "Ships from and sold by " is an Authorized Reseller of Honeywell Home Products
3
Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W
Emerson Thermostats Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Energy Star Certified, C-wire Required, ST75W
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9.1 Greet
Product Highlights
  • Named the 'Best Overall' smart thermostat of 2017, 2018 and 2019 by USA Today's Reviewed.com.
  • 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
  • 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 energy usage reports.
  • GET REBATES: Find utility rebates in your area through the rebate finder at sensi.emerson.com/rebates
  • MOST INSTALL IN 30 MINUTES OR LESS**: Use the built-in level, illuminated easy click terminals and step-by-step in-app instructions for quick DIY installation. System compatibility - Heating- 1, and 2 stages (W/E, W2), Cooling - 1 and 2 stages (Y, Y2), Heat pump - with auxiliary and emergency heat (O/B, W/E, W2), Fan- (G), Power- (C, RH, RC)
  • SMART HOME COMPATIBLE: Works with Amazon Alexa, Google Assistant, Apple HomeKit, Samsung SmartThings and Wink smart home platforms
  • CONTROL FROM ANYWHERE: Remotely control your home comfort from your smartphone or tablet using the free mobile Sensi app for Android and iOS devices.
  • HD TOUCHSCREEN DISPLAY and ENHANCED FEATURES: Features HD touchscreen color display with backglow; and smart alerts to detect extreme temperature and humidity levels in your home.
4
Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
Honeywell Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready
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8.7 Very good
Product Highlights
  • Compatible with: Amazon Alexa, SmartThings, Google Home, IFTTT
  • 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
5
Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, 3.5 x 4.5 Inch, White, 'Requires C Wire'
Honeywell Honeywell TH9320WF5003 Wi-Fi 9000 Color Touch Screen Programmable Thermostat, 3.5 x 4.5 Inch, White, 'Requires C Wire"
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8.3 Very good
Product Highlights
  • Unit Requires C-WIRE
  • Custom display, with on screen comfort information
  • Total Connect Comfort app available, remotely monitor/manage your homes comfort and energy use
6
Honeywell Home RCHT8612WF T5 Plus Wi-Fi Touchscreen Smart Thermostat with 7 Day flexible programming and Geofencing Technology Black
Honeywell Honeywell Home RCHT8612WF T5 Plus Wi-Fi Touchscreen Smart Thermostat with 7 Day flexible programming and Geofencing Technology Black
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8 Very good
Product Highlights
  • Optional power adapter included - Wi-Fi thermostats typically require extra power via a "C" wire. Many homes lack this wire, so this adapter gives you a simple, low-voltage alternative. It's easy to install and fits discreetly near your heating and cooling system. Extra power via a "C" wire. Many homes lack this wire, so this adapter gives you a simple, low Voltage alternative. It's easy to install and fits discreetly near your heating and cooling system
  • 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. 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
  • Smart alerts - push notifications remind you to change your filter and warn you of extreme indoor temperatures
  • Auto change from heat to cool - automatically determines If your home needs heating or cooling to provide maximum comfort
  • Fan operation* custom Fan settings to circulate more or less air, as needed, to keep air moving throughout your home. Fan control dependent on wiring configuration
  • Energy Star certified
7
Lux Products GEO-WH 7-Day Programmable Wi-Fi Thermostat, Works with Alexa, Geofencing Capable, White
Lux Products Lux Products GEO-WH 7-Day Programmable Wi-Fi Thermostat, Works with Alexa, Geofencing Capable, White
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7.9 Good
Product Highlights
  • Works with Alexa for voice control (Alexa device sold separately).
  • Installs quickly like a standard thermostat. Unique horizontal or vertical mount capability.
  • Easy set-up and programming directly from unit.
  • Free iOS or Android App makes home comfort flexible & mobile.
  • App features geofencing option with easy "away" and "back" settings for added savings and comfort.
  • Three power options: battery only (2-AA lithium batteries included), micro-USB connection (cord not included) or system power (C-wire).
  • Works with Amazon Alexa enabled devices when installed with c-wire or USB power options
8
Google, T4000ES, Nest Thermostat E, Smart Thermostat, White
Google Google, T4000ES, Nest Thermostat E, Smart Thermostat, White
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7.6 Good
Product Highlights
  • Frosted Display: Blends into the background and fits into any home. Heat pump is with auxiliary and emergency heat (O/B, AUX)
  • Remote Control: Use the Nest app to change the temperature from anywhere - the beach, the office or your bed.
  • Energy-Saving Features: Like the Nest Learning Thermostat, the Nest Thermostat E can help you save from day one.
  • Home/Away Assist: Turns itself down after you leave, so you don't waste energy heating or cooling an empty home.
  • Energy History: Check the Nest app to see how much energy you use and why.
9
Honeywell RTH8560D1002/E T5 Touchscreen Thermostat, White
Honeywell Honeywell RTH8560D1002/E T5 Touchscreen Thermostat, White
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7.3 Good
Product Highlights
  • Flexible programming: 7 - Day, 5-2 Day or one week programming
  • Indoor humidity readout
  • Compatible with most systems
  • Sleek touchscreen with cool blue backlight makes it easy to read
  • Smart response learning
10
Google, T3007ES, Nest Learning Thermostat, 3rd Gen, Smart Thermostat, Stainless Steel, Works With Alexa
Google Google, T3007ES, Nest Learning Thermostat, 3rd Gen, Smart Thermostat, Stainless Steel, Works With Alexa
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7.2 Good
Product Highlights
  • Auto-Schedule: No more confusing programming. It learns the temperatures you like and programs itself.
  • Wi-Fi Thermostat: Connect the Nest Thermostat to Wi-Fi to change the temperature from your phone, tablet or laptop. Works with 95% of 24-Volt heating and cooling systems, including gas, electric, forced air, heat pump, radiant, oil, hot water, solar and geothermal
  • Energy Saving: You'll see the Nest Leaf when you choose a temperature that saves energy. It guides you in the right direction.
  • Smart Thermostat: Early-On Nest learns how your home warms up and keeps an eye on the weather to get you the temperature you want when you want it.
  • Home/Away Assist: The Nest Thermostat automatically turns itself down when you're away to avoid heating or cooling an empty home.
  • Compatible Part no.: TL284443 Compatible Models: Learning Thermostat 3rd Gen T3007ES T3008US. TL284443 Battery for Nest Learning Thermostat 3rd Gen T3007ES T3008US, 380mAh
  • Works with Amazon Alexa for voice control (Alexa device sold separately)
  • Auto-Schedule: Nest learns the temperatures you like and programs itself in about a week.
  • Home/Away Assist: Nest automatically turns itself down when nobody's home to help you save energy.
  • Remote Control: Connect your thermostat to Wi-Fi to control the temperature from your phone, tablet or laptop.
  • Farsight: When the Nest Thermostat spots you across the room, it lights up beautifully to show you the time, temperature or weather.
  • Energy Star: First thermostat to earn Energy Star. Your thermostat controls half your energy bill - more than appliances, more than electronics. Saving energy starts with your Thermostat.
  • Energy History: Check your Energy History in the Nest app to see how much energy you use and why.
  • Nest Leaf: You'll see the Leaf when you choose a temperature that saves energy. It guides you in the right direction.

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  • 2 Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Black, Energy Star Certified, C-wire Required Emerson Sensi Touch Wi-Fi Smart Thermostat with Touchscreen Color Display, Works with Alexa, Black, Energy Star Certified, C-wire Required
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