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Best 2 wire wifi thermostats - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

tekmar

tekmar Invita Wi-Fi Thermostat | 2-Wire, Energy Star Approved, Up to 2-Stage Heat, 2-Stage Cool, Fan & 2 Accessories or Up to 4-Stage Heat, 2-Stage Cool, Fan, Reversing Valve and 1 Accessory | ERV/HRV

tekmar

$312.00

More Details
Main highlights
- VIRTUAL EMULATOR: The Invita features a virtual emulator tool that lets you efficiently explore, configure, and test the 564 thermostat in a virtual environment; providing a hands-on experience without the need for physical hardware.
- STYLE MEETS FUNCTIONALITY: Choose from five different display screen color themes to match your style and complement the décor of your home.
- SIMPLE INSTALLATION: No complicated rewiring needed. The Energy Star approved Invita 564 connects easily to an HVAC Interface Module using just the existing 2 wires from any living space, making it a straightforward upgrade for your home.
- SEAMLESS COMPATIBILITY: Whether your system is a conventional setup, heat pump, or dual fuel, the Invita 564 is built to work with them all. It provides full control over temperature, fan settings, humidity, and even ventilation, so you can customize your comfort to your exact needs.
- CONTROL FROM ANYWHERE: Adjust your thermostat on the go with the WattsHome App. From cozying up your home before you arrive to cooling things down on a hot day, you're always in control - right from your smartphone. The Invita is also compatible with Amazon Alexa & Google Home for hands-free operation using voice control.
$312.00
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Emerson

Sensi Touch 2 Smart Thermostat with Touchscreen Color Display, 100 Years of Expertise, Programmable, Wi-Fi, Data Privacy, Easy DIY, Works with Alexa, Energy Star Certified, ST76, C-Wire Required

Emerson

$165.99

More Details
Main highlights
- WORKS WITH ROOM SENSORS: Compatible with Sensi Room Sensors to balance temperatures throughout your home (sold separately)
- SMART MAINTENANCE: Sensi can help monitor the performance and efficiency of your HVAC system by delivering usage reports, alerts about your equipment, and maintenance reminders like filter replacement
- SAVE ABOUT 23% ON HVAC ENERGY: The ENERGY STAR-certified Sensi Touch 2 smart thermostat can help you save energy with features like flexible scheduling, remote access and usage reports
- PRIVACY PROTECTION: Sensi won’t sell your personal information to third parties
- Included Components: Installation Guide, Warranty Booklet, Thermostat, Mounting Hardware, Owner's Manual
- EASY DIY INSTALLATION: Top-rated app guides you through each step of the install using universal Bluetooth technology for easier setup. Works with HVAC equipment found in most homes. Common wire (c-wire) is required
$165.99
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Emerson

Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most Systems C-Wire Not Required, Except On Heat/Cool Only and Heat Pump System

Emerson

$61.95

$64.94
(4% Off)

More Details
Main highlights
- SAVE ABOUT 23% ON HVAC ENERGY*: ENERGY STAR-certified and packed with features that help you save money, including flexible scheduling, geofencing, remote access and usage reports
- PRIVACY PROTECTION*: Sensi won’t sell your personal information to third parties or leverage your thermostat activity data for targeting or advertising purposes
- EASY DIY INSTALLATION: Do it yourself fast with a built-in level and simple step-by-step instructions. Works with the HVAC equipment found in most homes
- CONTROL FROM ANYWHERE: The top-rated mobile app for Android and iOS devices makes it easy to control your comfort from a smartphone or tablet
- COMMON WIRE REQUIREMENTS: Common wire(C-Wire) required for heat pump and heat/cool only systems. C-wire not required on most systems
$61.95
$64.94 (4% Off)
4
Best Value
23% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Google
23% Off

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Snow

Google

$99.98

$129.99
(23% Off)

More Details
Main highlights
- The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory. Lock feature: No
- Smart thermostat with HVAC monitoring, which looks out for your heating and cooling systems; sends an alert if something doesn’t seem right, along with helpful reminders to make maintenance easier[2]
- Savings Finder looks for more ways your thermostat can help you save, and suggests tweaks to your schedule in the app; check with your energy provider to learn more about rebates and more ways to save on a Nest thermostat
- Remote control lets family members change the thermostat temperature from anywhere on a phone, laptop, or tablet[1]
- Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home; easily program an energy efficient schedule in the Google home app on your Android or iPhone
- Nest Renew makes it simple to support clean energy right from home; it works with your Nest Thermostat[5] to help you automatically prioritize your usage[6] to times when energy is cleaner or less expensive
- ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable.Product note: You can also check your system’s compatibility before purchasing a Nest thermostat with our online Nest Compatibility Checker on the Google Nest support page.Connectivity Protocol : ‎Wi-Fi.Connectivity Protocol : ‎Wi-Fi
- Control the temperature with your voice using smart home devices that work with Google Assistant or Alexa[3]
- Control Nest Thermostat with Google Home and other smart home platforms. Compatible with Google Assistant and all Matter-certified voice assistants. Voice control requires a compatible smart device.
$99.98
$129.99 (23% Off)
5
21% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Amazon
21% Off

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

Amazon

$62.99

$79.99
(21% Off)

More Details
Main highlights
- You can do it - The Alexa app will guide you through the installation process, but customer service is always available.
- Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.
- Save money - After purchase, Amazon will send you an email with details about rebates that may be available from energy providers in your area. Explore rebates above.
- Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.
- Reliable - Made with Honeywell Home Thermostat Technology and backed by 130 years of experience.
- On-the-go control - Let Alexa set the temperature, or set it yourself from anywhere with the Alexa app.
- Create your Alexa+ home: With Alexa+, set routines using just your voice, control multiple devices at once, and chat casually to make requests.
- Create comfort zones throughout your home by using select Echo devices or Amazon Smart Air Quality Monitor to automatically adjust heating and cooling based on temperature readings or presence detection.
- Automatic Control - Alexa can automatically switch between your preferred home, away, and sleep temperatures.
$62.99
$79.99 (21% Off)

Best 2 wire wifi thermostats - Holiday Sale 2025

tekmar Invita Wi-Fi Thermostat | 2-Wire, Energy Star Approved, Up to 2-Stage Heat, 2-Stage Cool, Fan & 2 Accessories or Up to 4-Stage Heat, 2-Stage Cool, Fan, Reversing Valve and 1 Accessory | ERV/HRV

Sensi Touch 2 Smart Thermostat with Touchscreen Color Display, 100 Years of Expertise, Programmable, Wi-Fi, Data Privacy, Easy DIY, Works with Alexa, Energy Star Certified, ST76, C-Wire Required

Sensi Lite Smart Thermostat, Data Privacy, Programmable, Wi-Fi, Easy DIY, Works With Alexa, Energy Star Certified, ST25, Most Systems C-Wire Not Required, Except On Heat/Cool Only and Heat Pump System

Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Snow

Amazon Smart Thermostat – Save money and energy - Works with Alexa and Ring - C-wire required

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