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10 Best Home Thermostats 2025 in the United States

#1

Winner

9.9 score

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

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

Amazon

9.9 score

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The Amazon Smart Thermostat is a solid choice if you're looking to upgrade from a traditional thermostat without complexity. It works with most 24V heating and cooling systems but requires a C-wire or a separate power adapter for installation, which might need extra effort if your home lacks one. The installation process is guided step-by-step within the Alexa app, making it approachable even for those who aren't handy, though tools like a drill might be needed.

Rating
9.9
Chosen by1,490
Compatibility
Programmability
Smart Features

Most important from
25801 reviews

Compatibility
Installation is straightforward with the Alexa app's step-by-step guidance, but homes without a C-wire may require a separate 24-volt transformer or additional wiring work.
Programmability
The app-based interface simplifies scheduling by allowing users to create one schedule and copy it to other days, which is more efficient than some competitors.
Smart Features
Integration with Alexa devices enables convenient voice control and remote temperature adjustments, even when away from home.
User Interface
The thermostat connects automatically to Wi-Fi without needing to manually enter passwords, streamlining the setup process.
Energy Efficiency
The thermostat offers excellent value, especially when combined with energy rebates, making it a budget-friendly alternative to pricier smart thermostats.
Installation
Installation is straightforward with the Alexa app's step-by-step guidance, but homes without a C-wire may require a separate 24-volt transformer or additional wiring work.
#2
9.8 score

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

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

Google

9.8 score

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The Google Nest Thermostat is a well-rounded smart thermostat designed for home use. One of its significant strengths is its energy efficiency, as it is ENERGY STAR certified and includes features like automatic temperature adjustments when you're not home and the Savings Finder to help lower energy costs. The thermostat is compatible with most systems, although some systems require a C wire or other power accessory, which could complicate installation for some users. On the plus side, Google provides an online Nest Compatibility Checker to help you verify if it will work with your system before purchasing.

Rating
9.8
Compatibility
Programmability
Smart Features

Most important from
14972 reviews

Compatibility
Despite its high ratings, some users experienced persistent connectivity problems with Alexa, leading to frequent resets and unreliable performance.
Programmability
Once set up, the Google Nest Thermostat effectively regulates temperature and learns user preferences over time, enhancing its overall functionality.
Smart Features
However, the device's heavy reliance on a stable internet connection can cause issues during outages, limiting its offline capabilities.
User Interface
The sleek and modern design, combined with an intuitive user interface, makes it easy to navigate and control settings both on the device and through the mobile app.
Energy Efficiency
The thermostat's energy-saving features, like automatic temperature adjustments based on occupancy, help optimize energy consumption and reduce bills.
Installation
The installation process can be tricky and might require professional assistance, especially if your system needs a C wire for full functionality.
#3
9.6 score

Google Nest Learning Thermostat - 3rd Gen (2015) - Programmable Smart Thermostat for Home - Works with Alexa - Stainless Steel

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Google Nest Learning Thermostat - 3rd Gen (2015) - Programmable Smart Thermostat for Home - Works with Alexa - Stainless Steel

Google Nest

9.6 score

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The Google Nest Learning Thermostat 3rd Gen is a smart thermostat designed to make home temperature control easy and energy efficient. One of its biggest strengths is its ability to program itself using Auto-Schedule, meaning you don’t have to manually set it up—it learns your preferences over time. It is compatible with many heating and cooling systems, but it's a good idea to use Google’s online compatibility checker before buying. The thermostat supports Wi-Fi and Bluetooth connectivity, allowing you to control it remotely via the Nest app or through voice assistants like Amazon Alexa and Google Assistant, which adds great convenience.

Rating
9.6
Installation
Smart Features
Programmability

Most important from
39315 reviews

Installation
Installation is the easiest of any thermostat, with intuitive wiring recognition and minimal tools needed.
Smart Features
The app and remote control features allow adjusting temperature conveniently from anywhere, even when away from home.
Programmability
The thermostat learns your preferences quickly and adapts to your lifestyle, making manual programming nearly unnecessary.
Energy Efficiency
Energy savings are tangible, with one user reporting significant cost reductions that delayed expensive system upgrades.
User Interface
The motion-activated display and clear digital interface make checking and adjusting settings effortless.
Compatibility
While highly compatible with many systems, some users note limitations in Google Home integration and advanced controls compared to newer models.

Top 10 Best Home Thermostats 2025 in the United States

Sponsored

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Cielo Breez

Cielo Smart Thermostat Eco | Energy Star Certified Thermostat | Supports Conventional Systems up to (2H/2C) & Heat Pumps (4H/2C) | Free C-Wire Adapter in Box | NOT for Mini Split Systems | (White)

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#1

Winner

9.9  score
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Amazon

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

Compatibility: Works with most 24V HVAC systems
Programmability: Schedules up to seven daily periods
Smart Features: Alexa voice control and temperature sensors
User Interface: 3 touch buttons; Alexa app control
Energy Efficiency: ENERGY STAR certified
Installation: Guided app setup; may need tools

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Chosen by 1490 this week

Sponsored

Slide 1

Cielo Breez

Cielo Smart Thermostat Eco | Energy Star Certified Thermostat | Supports Conventional Systems up to (2H/2C) & Heat Pumps (4H/2C) | Free C-Wire Adapter in Box | NOT for Mini Split Systems | (White)

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#2
9.8  score
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Google

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

Compatibility: Most systems, some need C wire
Programmability: Yes
Smart Features: Remote control, Google Home, Alexa
User Interface: Intuitive, easy to adjust settings
Energy Efficiency: ENERGY STAR certified, auto adjustments
Installation: May need extra steps

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23% OFF
#3
9.6  score
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Google Nest

Google Nest Learning Thermostat - 3rd Gen (2015) - Programmable Smart Thermostat for Home - Works with Alexa - Stainless Steel

Compatibility: Many heating and cooling systems
Programmability: Auto-Schedule self-programming
Smart Features: Wi-Fi, Bluetooth, app, voice control
User Interface: Round stainless steel, digital display
Energy Efficiency: ENERGY STAR, green Leaf, auto settings
Installation: Mounting hardware included, wall mount

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37% OFF
#4
9.4  score
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ecobee

ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant

Compatibility: Siri, Alexa, Google Assistant, HomeKit, iOS, Android
Smart Features: SmartSensor, air quality monitor, voice control
User Interface: vibrant display
Energy Efficiency: ENERGY STAR, up to 26% savings
Installation: Power Extender Kit for no C-wire

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#5
9.2  score
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Google

Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat - Works with Alexa, Apple HomeKit and Google Home App - Polished Silver

Compatibility: variety of heating and cooling systems
Programmability: learns preferences, Smart Schedule
Smart Features: integrates with Alexa, Google Home
User Interface: large display, adjusts brightness
Energy Efficiency: 12% savings on heating, 15% cooling
Installation: no C wire needed, straightforward

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6% OFF
#6
9.0  score
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ecobee

ecobee Smart Thermostat Enhanced - Programmable Wifi Thermostat - Works with Siri, Alexa, Google Assistant - Energy Star Certified - Smart Home

Compatibility: Most 24VAC HVAC systems
Programmability: Adjust temperatures for home, away, sleep
Smart Features: Siri, Alexa, Google Assistant, ecobee app
User Interface: Simple, intuitive, clear LCD display
Energy Efficiency: ENERGY STAR certified, up to 26% savings
Installation: User-friendly, under 45 minutes, includes kit

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5% OFF
#7
8.8  score
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ecobee

ecobee Smart Thermostat Essential - Energy Star Certified programmable Wi-Fi Thermostat - Works with Siri, Alexa, and Google Assistant

Compatibility: Apple HomeKit, Google, Alexa, iOS, Android
Programmability: Auto-Scheduling, Auto-Away, Programmable
Smart Features: Temp Display, Auto-Scheduling, Auto-Away, Fan Control
User Interface: Touchscreen LCD, Touchpad Control
Energy Efficiency: Auto-Scheduling, Auto-Away
Installation: Wall Mount, Screws, Backplate, Wire Labels, Battery

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11% OFF
#8
8.6  score
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Honeywell Home

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

Compatibility: forced air, hot water, steam, heat pumps
Programmability: programmable flexible scheduling
Smart Features: Wi-Fi, Alexa, Google, Cortana, IFTTT
User Interface: Color touchscreen, customizable, shows weather
Energy Efficiency: ENERGY STAR, tracks patterns, demand response
Installation: Requires C-wire; adapter or pro help

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#9
8.3  score
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Honeywell Home

Honeywell Home RTH9585WF1004 Wi-Fi Smart Color Thermostat, 7 Day Programmable, Touch Screen, Energy Star, Alexa Ready

Compatibility: Alexa, SmartThings, Google Home, IFTTT
Programmability: 7-day scheduling, daylight savings adjustment
Smart Features: intelligent alerts, temperature warnings
User Interface: customizable touchscreen, local weather info
Energy Efficiency: Energy Star certified, demand response
Installation: requires Wi-Fi, smart device integration

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32% OFF
#10
8.0  score
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Inkbird

Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A

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Buying Guide for the Best Home Thermostats

Choosing the right home thermostat can significantly impact your comfort and energy efficiency. A thermostat regulates the temperature of your home by controlling your heating and cooling systems. When selecting a thermostat, it's important to consider your specific needs, the compatibility with your HVAC system, and the features that will make your life easier and more comfortable. Here are some key specifications to consider when picking the best thermostat for your home.
CompatibilityCompatibility refers to whether the thermostat can work with your existing heating and cooling system. This is crucial because not all thermostats are compatible with all HVAC systems. There are different types of systems such as single-stage, multi-stage, heat pump, and others. To determine compatibility, check your HVAC system's manual or consult with a professional. Choosing a compatible thermostat ensures that it will function correctly and efficiently with your system.
ProgrammabilityProgrammability is the ability to set a schedule for your thermostat to follow. This feature is important because it allows you to automatically adjust the temperature based on your daily routine, which can lead to energy savings and increased comfort. Programmable thermostats can be divided into non-programmable, 5-2 day, 5-1-1 day, and 7-day models. If you have a consistent schedule, a 5-2 day model might be sufficient. For more flexibility, a 7-day model allows different settings for each day of the week.
Smart FeaturesSmart features include Wi-Fi connectivity, voice control, and learning capabilities. These features are important for convenience and energy efficiency. Wi-Fi connectivity allows you to control the thermostat remotely via a smartphone app. Voice control enables you to adjust the temperature using voice commands through smart home assistants. Learning capabilities mean the thermostat can learn your preferences over time and adjust settings automatically. If you value convenience and tech integration, a smart thermostat with these features might be the best choice.
User InterfaceThe user interface refers to how you interact with the thermostat, including the display and controls. A good user interface is important for ease of use and accessibility. Thermostats can have simple digital displays, touchscreens, or even app-based controls. If you prefer straightforward operation, a basic digital display might be sufficient. For more advanced control, a touchscreen or app-based interface can offer more features and customization options.
Energy EfficiencyEnergy efficiency is the ability of the thermostat to help reduce energy consumption. This is important for lowering your utility bills and reducing your environmental impact. Look for thermostats with energy-saving features such as adaptive recovery, which learns how long it takes to heat or cool your home and adjusts accordingly, or energy usage reports that help you track and manage your energy consumption. If energy savings are a priority, choose a thermostat with these efficiency features.
InstallationInstallation refers to the process of setting up the thermostat in your home. This is important because a complicated installation can be frustrating and may require professional help. Some thermostats are designed for easy DIY installation with clear instructions and minimal tools required, while others might need professional installation due to their complexity. If you are comfortable with basic wiring and following instructions, a DIY-friendly model might be suitable. Otherwise, consider a model that offers professional installation services.

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