8 Best Smart Thermostats with Google Home, Compared
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Choosing the best smart thermostats with google home requires matching your HVAC system to the right device. We compared 8 models based on published specifications. The Google Nest Learning Thermostat (4th Gen) with Sensor leads because it includes a multi-room sensor for 24V systems. This spec ensures accurate temperature readings across different areas of your home. Other options support electric baseboards or heat pumps. This guide helps you decide which thermostat fits your wiring and smart home setup.
Quick picks
The best fit for you
- You need multi-room sensor support for 24V systems Google Nest Learning Thermostat (4th Gen) with Sensor It includes a remote sensor and supports Matter for whole-home temperature monitoring.
- You have electric baseboard heaters needing four-wire control Meross Electric Baseboard Smart Thermostat It is designed for 4-wire electric baseboard systems with dedicated line-voltage control.
- You want precise radiator valve control with a hub SENCKIT Smart Radiator Thermostat Valve It uses Zigbee connectivity for zone-specific temperature management when paired with a hub.
- You manage a mini-split heat pump system Mysa Smart Thermostat for Mini-Split AC and Heat Pumps It replaces your old remote with a smart app interface for heat pump control.
Our 8 picks
Google Nest Learning Thermostat (4th Gen) with Sensor
Best for: 24V systems needing multi-room sensor support
- Smart Home Compatibility
- Alexa, Google Home, Apple HomeKit (what this guide is about)
- System Compatibility
- 24V; gas, electric, oil, heat pump
- Voltage
- 24V
- Wiring Requirement
- no C wire required in most homes
- Programmability
- Learning
- Sensor Support
- Nest Temperature Sensor (2nd gen)
View on Amazon: Google Nest Learning Thermostat (4th Gen) with Sensor
The Google Nest Learning Thermostat (4th Gen) is a 24V smart thermostat designed for gas, electric, oil, and heat pump systems. It features a 60% larger display with Dynamic Farsight and includes a Nest Temperature Sensor to manage hot and cold spots. This model supports Matter, Alexa, Siri, and Google Assistant. It learns your schedule and adjusts for natural heating or cooling. It suits users wanting advanced energy tracking and broad smart home integration without a C wire in most homes.
Pros
- Includes Nest Temperature Sensor for multi-room control
- Matter compatible for simple smart home integration
- No C wire required in most installations
- 60% larger display with Dynamic Farsight
Cons
- Limited to 24V systems only
- Learning algorithm may override manual adjustments
- Requires Google Home app for full configuration
Good fit if
- You want to control your thermostat via voice commands with Alexa or Siri
- You have a 24V heating or cooling system
- You need a temperature sensor for another room
Skip if
- You have a high-voltage electric baseboard system
- You prefer a thermostat that requires no app setup
- You need compatibility with non-24V radiant systems
Verdict: The Google Nest Learning Thermostat 4th Gen is a strong choice for homeowners with 24V systems who value energy insights and broad voice assistant support. Its included sensor and Matter compatibility make it a versatile upgrade for smart home enthusiasts.
Google Nest Learning Thermostat 4th Gen Pro
Best for: complex 24V HVAC systems needing professional setup
- Smart Home Compatibility
- Alexa, Google Home (what this guide is about)
- System Compatibility
- Most 24V gas, electric, heat pump
- Voltage
- 24V
- Programmability
- Learning
- Sensor Support
- Nest Temperature Sensor
- Dimensions
- 7 × 7 × 3 inches
This professional-grade thermostat supports most 24V systems, including gas, electric, heat pump, and radiant heating. It features a learning algorithm to optimize energy use and includes a Nest Temperature Sensor for precise room-based control. Designed for certified installers, it ensures proper configuration for peak performance. You get specialized customer support for troubleshooting. It works with Google Home and Alexa. This model suits larger or complex HVAC setups requiring professional calibration.
Pros
- Supports most 24V systems including heat pumps and radiant heating
- Includes Nest Temperature Sensor for precise room control
- Learning algorithm optimizes energy usage automatically
- Professional calibration ensures peak system performance
Cons
- Requires professional installation for proper configuration
- Heavier build at 1.46 pounds compared to standard models
- Larger physical footprint at 7 inches wide
Good fit if
- You have a complex 24V HVAC system like a heat pump
- You want precise temperature control via a remote sensor
- You prefer professional setup and calibration for your thermostat
Skip if
- You need a DIY installation without a certified technician
- You have a non-24V system that lacks compatibility
- You prefer a compact thermostat with minimal physical size
Verdict: Google Nest Learning Thermostat Pro Edition is built for complex 24V systems that need professional calibration and precise sensor control. It fits homeowners who prioritize peak efficiency and have access to certified installers for setup.
Meross Electric Baseboard Smart Thermostat
Best for: electric baseboard heaters on Google Home
- Smart Home Compatibility
- Alexa, Google Home, Apple HomeKit (what this guide is about)
- System Compatibility
- Electric baseboard, convector, radiant
- Voltage
- 120V-240V
- Wiring Requirement
- 4 or more wires
- Programmability
- 7x24 hours smart graphic schedule
- Display Type
- Pure white LCD
This high-voltage thermostat integrates with Google Home over Wi-Fi to automate your electric heating. It controls 120V to 240V electric baseboard, convector, and fan-forced systems up to 16A or 3,840W. Featuring a pure white LCD, 1°F accuracy, and an internal energy monitor, it suits you if you need scheduled voice control across multi-wire high-voltage room heaters.
Pros
- Controls high-voltage 120V to 240V heating loads up to 16A and 3,840W
- Tracks real-time and historical power use with an internal electricity meter
- Pauses heating automatically via open window detection
- Integrates with Google Home, Apple Home, Alexa, and SmartThings
Cons
- Requires four or more wires in the electrical box for installation
- Incompatible with standard low-voltage 24V central HVAC systems
Good fit if
- You use 120V to 240V electric baseboards, convectors, or fan-forced heaters
- You have at least four wires available in your heater electrical box
- You want energy tracking and voice control through Google Home
Skip if
- You run a standard 24V central heating or cooling system
- You have fewer than four wires in your existing electrical box
Verdict: Meross Smart Electric Baseboard Thermostat delivers dedicated line-voltage control and power tracking for Google Home users with electric baseboard or convector units. It serves homeowners who have four-wire wall boxes and need precise, scheduled room heating.
SENCKIT Smart Radiator Thermostat Valve
Best for: Radiator temperature control with a hub
- Smart Home Compatibility
- Alexa, Google Home, Tuya (what this guide is about)
- System Compatibility
- Floor heating systems
- Programmability
- 5+2, 6+1, 7 days
- Connectivity
- Zigbee
- Display Type
- LCD digital display
- Hub Requirement
- Hub Required
This SENCKIT Zigbee radiator valve controls floor heating and radiators via the Tuya app or voice commands with Google Home. It features an LCD display and supports weekly programming with 5+2, 6+1, or 7-day schedules. The unit allows temperature settings between 5°C and 45°C. You need a separate Zigbee hub to connect it to your smart home network. It is designed for precise room-by-room temperature management.
Pros
- Compatible with Google Home and Alexa for voice control
- Weekly programmable schedules with multiple period options
- Includes window opening detection and child lock features
- LCD digital display for local status viewing
Cons
- Requires a separate Zigbee hub for connectivity
- Limited to radiator and floor heating systems only
- No built-in Wi-Fi or Bluetooth for direct connection
Good fit if
- You want to control individual radiator temperatures
- You already have a Zigbee hub in your home
- You need weekly scheduling for heating zones
Skip if
- You do not have a Zigbee hub
- You need a thermostat for baseboard or mini-split systems
- You prefer a plug-and-play Wi-Fi device
Verdict: SENCKIT Zigbee Radiator Valve is a practical solution for users who already have a Zigbee hub and want precise control over radiator temperatures. It fits buyers who need zone-specific heating management rather than whole-home central control.
Kalor TECH Baseboard Smart Thermostat
Best for: 120-240V electric baseboard heater control
- Smart Home Compatibility
- Alexa, Google Home, Tuya (what this guide is about)
- System Compatibility
- Electric baseboard heaters
- Voltage
- 120-240V
- Programmability
- Programmable
- Display Type
- Fahrenheit LCD
- Connectivity
- Wi-Fi
This Kalor TECH unit controls 120-240V electric baseboard heaters. It features an LCD display showing time and target temperature. You can manage it via the Smart Life app or voice commands through Google Home. The package includes a proprietary wall plate for standard electrical boxes. It supports 2.4 GHz Wi-Fi for setup. This model suits renters or vacation homes needing precise heat management without central system integration.
Pros
- Compatible with 120-240V electric baseboard systems
- Works with Google Home and Alexa
- Includes proprietary wall plate for standard boxes
- LCD screen shows time and target temperature
- Freeze protection mode prevents plumbing damage
Cons
- Incompatible with 24V central heating systems
- Incompatible with single pole systems
- Requires 2.4 GHz Wi-Fi only
Good fit if
- You have 120-240V electric baseboard heaters
- You want Google Home voice control
- You need a wall plate included for standard boxes
Skip if
- You have a 24V central heating system
- You use single pole heating systems
- You only have 5 GHz Wi-Fi networks
Verdict: Kalor TECH Wi-Fi Baseboard Thermostat fits homes with 120-240V electric baseboard heaters. It offers Google Home integration and a clear LCD display for users who need reliable app and voice control.
Mysa Smart Thermostat for Mini-Split AC and Heat Pumps
Best for: mini-split heat pump owners
- Smart Home Compatibility
- Alexa, Google Home, Apple HomeKit (what this guide is about)
- System Compatibility
- Mini-Split Heat Pumps & AC
- Programmability
- Wi-Fi Programmable
- Connectivity
- 2.4 GHz Wi-Fi
- Application
- Air Conditioners
- Dimensions
- 2.87 × 5.59 × 6.65 inches
View on Amazon: Mysa Smart Thermostat for Mini-Split AC and Heat Pumps
The Mysa thermostat replaces your mini-split remote to add smart control. It connects via 2.4 GHz Wi-Fi and works with Google Home, Alexa, and Apple HomeKit. You can use the app for schedules, geofencing, and climate alerts. This unit is designed specifically for mini-split heat pumps and air conditioners. It offers a wall-mount option and supports mesh Wi-Fi networks for better signal strength.
Pros
- Compatible with Google Home, Alexa, and Apple HomeKit
- Replaces existing mini-split remote control
- Supports 2.4 GHz and mesh Wi-Fi networks
- Includes app-based scheduling and geofencing
Cons
- Limited to mini-split heat pumps and AC units
- Requires 2.4 GHz Wi-Fi connection
- No physical display mentioned in specifications
Good fit if
- You own a mini-split heat pump system
- You want to control your unit via Google Home
- You prefer using an app for scheduling
Skip if
- You have a central forced-air furnace
- You require 5 GHz Wi-Fi only
- You need a thermostat for baseboard heaters
Verdict: Mysa Mini-Split Heat Pump Thermostat is the right tool for homeowners with mini-split systems who want Google Home integration. It simplifies control by replacing your old remote with a smart app interface.
Google Nest Learning Thermostat 4th Gen with Sensor
Best for: homes needing room-specific temperature control
- Smart Home Compatibility
- Alexa, Google Home (what this guide is about)
- System Compatibility
- Most 24V gas, electric, heat pump
- Voltage
- 24V
- Wiring Requirement
- No C-wire required in most homes
- Programmability
- Learning
- Display Type
- Borderless display
View on Amazon: Google Nest Learning Thermostat 4th Gen with Sensor
The Google Nest Learning Thermostat (4th Gen) is a smart thermostat designed for most 24V systems. It includes a Nest Temperature Sensor to manage hot and cold spots. The device features a 60% larger borderless display with Dynamic Farsight. It learns your schedule and adjusts for natural heating and cooling. It works with Google Home and Alexa. This model requires no C-wire in most homes.
Pros
- Includes Nest Temperature Sensor for remote rooms
- 60% larger borderless display with Dynamic Farsight
- No C-wire required in most homes
- Works with Google Home and Alexa
Cons
- Limited to 24V systems only
- Learning algorithm may not suit all schedules
- Premium build increases cost relative to basic models
Good fit if
- You want precise temperature control in specific rooms
- You have a 24V heating or cooling system
- You prefer a large, readable display
Skip if
- You need a thermostat for non-24V systems
- You require manual programming without learning features
- You want a budget-friendly basic thermostat
Verdict: Google Nest Learning Thermostat 4th Gen delivers advanced comfort for homes with 24V systems. It suits users who value room-specific temperature management and a sleek, large display.
Google Nest Learning Thermostat 4th Gen with Sensor
Best for: 24V systems with Matter and multi-room sensors
- Smart Home Compatibility
- Alexa, Google Home, Apple HomeKit (what this guide is about)
- System Compatibility
- 24V systems, heat pump, radiant
- Voltage
- 24V
- Wiring Requirement
- No C-wire required in most homes
- Programmability
- Learning
- Display Type
- Dynamic Farsight display
View on Amazon: Google Nest Learning Thermostat 4th Gen with Sensor
This Google Nest Learning Thermostat (4th Gen) features a 60% larger display with Dynamic Farsight and supports Matter, Alexa, and Siri. It includes a Nest Temperature Sensor (2nd gen) to manage hot and cold spots. The unit works with most 24V systems and requires no C-wire in most homes. It learns your habits and pauses heating or cooling based on outside weather to save energy.
Pros
- 60% larger display with Dynamic Farsight
- Matter, Alexa, and Siri compatibility
- Includes Nest Temperature Sensor (2nd gen)
- No C-wire required in most homes
Cons
- Limited to 24V systems only
- No physical remote control included
- Requires Google Home app for full control
Good fit if
- You want Matter support for broad smart home integration
- You need a thermostat that works without a C-wire
- You want to monitor multiple rooms with temperature sensors
Skip if
- You have a high-voltage heating system
- You prefer a thermostat without a learning algorithm
- You need a unit with a physical remote
Verdict: Google Nest Learning Thermostat 4th Gen is ideal for users with 24V systems who want Matter compatibility and multi-room temperature monitoring. It suits those who prefer app-based control and automated energy savings over manual adjustments.
Specifications side by side
| Spec | Google Nest Learning Thermostat (4th Gen) with Sensor | Google Nest Learning Thermostat 4th Gen Pro | Meross Electric Baseboard Smart Thermostat | SENCKIT Smart Radiator Thermostat Valve | Kalor TECH Baseboard Smart Thermostat | Mysa Smart Thermostat for Mini-Split AC and Heat Pumps | Google Nest Learning Thermostat 4th Gen with Sensor | Google Nest Learning Thermostat 4th Gen with Sensor |
|---|---|---|---|---|---|---|---|---|
| System Compatibility | 24V; gas, electric, oil, heat pump | Most 24V gas, electric, heat pump | Electric baseboard, convector, radiant | Floor heating systems | Electric baseboard heaters | Mini-Split Heat Pumps & AC | Most 24V gas, electric, heat pump | 24V systems, heat pump, radiant |
| Voltage | 24V | 24V | 120V-240V | not specified | 120-240V | not specified | 24V | 24V |
| Wiring Requirement | no C wire required in most homes | not specified | 4 or more wires | not specified | not specified | not specified | No C-wire required in most homes | No C-wire required in most homes |
| Smart Home Compatibility | Alexa, Siri, Google Assistant, Matter | Alexa, Google Home | Apple Home, Alexa, Google, SmartThings | Alexa, Google Home | Alexa, Google Home, Smart Life, Tuya | HomeKit, Alexa, Google Home | Alexa, Google Home | Matter, Alexa, Siri, Google Assistant |
| Programmability | Learning | Learning | 7x24 hours smart graphic schedule | 5+2, 6+1, 7 days | Programmable | Wi-Fi Programmable | Learning | Learning |
| Connectivity | not specified | not specified | not specified | Zigbee | not specified | 2.4 GHz Wi-Fi | not specified | not specified |
| Display Type | not specified | not specified | Pure white LCD | LCD digital display | Fahrenheit LCD | not specified | Borderless display | Dynamic Farsight display |
| Sensor Support | Nest Temperature Sensor (2nd gen) | Nest Temperature Sensor | not specified | not specified | not specified | not specified | Nest Temperature Sensor | Nest Temperature Sensor (2nd gen) |
| Hub Requirement | not specified | not specified | not specified | Hub Required | not specified | not specified | not specified | not specified |
| Application | not specified | not specified | not specified | not specified | not specified | Air Conditioners | not specified | not specified |
| Width | 0.15 inches | not specified | not specified | not specified | not specified | not specified | 0.15 inches | not specified |
| Height | 0.15 inches | not specified | not specified | not specified | not specified | not specified | 0.15 inches | not specified |
| Weight | 5.71 ounces | 1.46 pounds | 7.4 ounces | not specified | 8 ounces | 9.88 ounces | 5.71 ounces | 5.71 ounces |
| Dimensions | not specified | 7 × 7 × 3 inches | 4.64 × 2.95 × 1.69 inches | 2.17 × 2.17 × 2.91 inches | 3.5 × 3.5 × 1.75 inches | 2.87 × 5.59 × 6.65 inches | not specified | not specified |
| Size | One Size | not specified | not specified | not specified | not specified | Mysa AC V1-0 | One Size | One Size |
| Color | Polished Gold | Silver | White | White | White | White | Polished Obsidian | Polished Gold |
| Model | CE911542 | G5AJK GJQ8U | MTS200 | Zigbee-TRV | AC603H | MYSA AC V1-0 INT | 4th Gen | Google Nest |
Is Google Home compatibility worth it for your thermostat?
Google Home support lets you control your thermostat with voice commands or the Google Home app. You can adjust settings hands-free or remotely. Several models in this guide, including the Nest Learning Thermostat and Meross baseboard unit, list Google Home as a key compatibility feature. This integration works alongside Alexa and Apple HomeKit on many devices. It adds convenience if you already use Google Assistant for other smart home tasks.
Worth it if
- You use Google Assistant for daily routines
- You want voice control for your heating system
- You prefer managing devices through the Google Home app
Skip it if
- You only use Alexa or Apple HomeKit
- You do not use voice assistants
- You prefer manual thermostat controls only
If you are outfitting a workshop, compare dimensions and weight capacities for the best workbenches for home.
How we picked these models
We selected each thermostat by checking its published listing for explicit Google Home compatibility. We scanned titles and feature lists to confirm support. Only products stating this integration were included. We kept one size or variant per product family to avoid duplication. All details come directly from the specs provided by the seller. We do not handle these units or test them ourselves. Every claim here is based on the data shown on the product page. You can trust these facts as they appear in the official description. No personal experience or external review influenced this list. We rely solely on the manufacturer's published information for every model.
How to Choose the Right Smart Thermostat
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Check System Voltage
Verify your HVAC voltage before buying. The Google Nest Learning Thermostat requires 24V systems. This is standard for most central heating and cooling units. If you have electric baseboard heaters, you likely need 120V to 240V support. The Meross Electric Baseboard Smart Thermostat handles these higher voltages. Using the wrong voltage can damage the device or the heater. Always check your current thermostat or HVAC manual for voltage specs.
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Match Wiring Requirements
Ensure your wiring matches the device. The Meross thermostat requires a 4-wire setup. This is common for electric baseboard heaters but not for all central systems. The Google Nest units typically work with standard low-voltage wiring. Check your existing wires before purchasing. Incorrect wiring can prevent installation or cause malfunction. If you have a complex system, the Nest Pro may need professional calibration. Match the wiring spec to your home’s infrastructure.
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Confirm Connectivity Type
Check how the device connects to your network. Most smart thermostats use Wi-Fi for direct app control. The Meross and Mysa models both use Wi-Fi connectivity. The SENCKIT Radiator Thermostat Valve uses Zigbee instead. Zigbee requires a separate hub to function. This adds complexity if you do not already own a Zigbee hub. Wi-Fi devices connect directly to your router. Choose Wi-Fi for simplicity unless you already have a compatible hub.
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Verify Smart Home Support
Ensure the thermostat supports your voice assistants. The Google Nest models support Alexa, Google Home, and Apple HomeKit. This broad compatibility allows control via multiple apps. The Kalor TECH model supports Alexa, Google Home, and Tuya. The SENCKIT valve also supports Tuya. If you use Apple HomeKit, check the spec list. Not all Google Home compatible devices support other ecosystems. Verify the full list of supported platforms before buying.
-
Identify Your Heating Type
Select a thermostat for your specific heating system. The Mysa Smart Thermostat is designed for mini-split AC and heat pumps. It replaces the old remote for these units. The SENCKIT valve controls individual radiator temperatures. This is ideal for zone-specific heating. The Nest Learning Thermostat is best for central 24V systems. Match the device application to your hardware. Using a central thermostat on a mini-split will not work.
Frequently asked questions
Does the Google Nest Learning Thermostat work with Google Home?
Yes, it supports Google Home integration. The device also works with Alexa and Apple HomeKit. This broad compatibility allows you to control temperature using voice commands or the Google Home app. It is designed for 24V systems and includes a remote sensor for multi-room monitoring.
Which smart thermostat is best for electric baseboard heaters?
The Meross Electric Baseboard Smart Thermostat is built for this purpose. It supports 120V to 240V electric baseboard systems. The unit requires a 4-wire connection and uses Wi-Fi for connectivity. It offers programmable scheduling and integrates with Google Home for remote control.
Can I control radiator valves with Google Home?
Yes, the SENCKIT Smart Radiator Thermostat Valve supports Google Home. It uses Zigbee connectivity, so you need a compatible hub. This device allows precise temperature control for individual radiators. It is programmable and fits users who want zone-specific heating management rather than whole-home control.
Is there a smart thermostat for mini-split heat pumps?
The Mysa Smart Thermostat is designed for mini-split heat pumps. It connects via Wi-Fi and works with Google Home. The unit replaces your existing remote with a smart interface. It is programmable and suitable for air conditioning applications, offering app-based control for your system.
Does the Nest Pro model support Apple HomeKit?
No, the Google Nest Learning Thermostat 4th Gen Pro does not list Apple HomeKit support. It is compatible with Alexa and Google Home. This model is intended for complex 24V systems requiring professional setup. It focuses on precise sensor control and peak efficiency for advanced HVAC configurations.
What connectivity options do these thermostats use?
Most models use Wi-Fi for direct connection to your network. The SENCKIT valve uses Zigbee, which requires a separate hub. The Nest Learning Thermostat supports Matter for broader smart home interoperability. These connections enable remote control via the Google Home app and voice commands from compatible devices.
Can I use Google Home to control baseboard heaters?
Yes, you can control baseboard heaters using Google Home. The Kalor TECH Baseboard Smart Thermostat supports this integration. It connects via Wi-Fi and works with both Alexa and Google Home. The unit features an LCD display and is designed for reliable voice and app control of 120-240V heaters.