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Cielo Breez Eco Smart Thermostat Alternatives: 6 Similar Picks Compared

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The Cielo Breez Eco Smart Thermostat is a slim, Energy Star certified device designed for standard central HVAC systems. If you are researching cielo breez eco smart thermostat alternatives, you might want a different size, feature set, or brand. This guide compares 6 options that share key specifications with the original unit. We selected these picks because their technical specs overlap with the Cielo Breez Eco.

The original model features a compact 1.02 x 3.94 x 3.94 inch profile and includes a C-wire adapter for easier DIY installation. It works with most 24V systems and integrates with major voice assistants. Some users may prefer a larger touchscreen display or a different color option. Others might prioritize specific smart home platforms like Apple HomeKit or Google Home. These alternatives offer similar core functionality while addressing those specific preferences. You can compare the wiring requirements, dimensions, and connectivity options to find the best fit for your home.

How these options compare to Cielo

Sensi Wi-Fi Smart Thermostat

The Sensi Wi-Fi Smart Thermostat offers a larger physical footprint than the Cielo Breez Eco. Its dimensions are 5.88 by 3.75 inches with a 1-inch depth, making it bulkier than the Cielo’s 1.02-inch length. It retains Energy Star certification and provides basic Wi-Fi scheduling and Alexa control. This model suits users who prefer a traditional rectangular design over the Cielo’s compact square form. It lacks the Cielo’s vacation mode and advanced energy usage patterns. If you need simple app control without a complex interface, this alternative is a practical choice for standard HVAC systems.

Ecobee Smart Thermostat Essential

The Ecobee Smart Thermostat Essential is slightly smaller than the Cielo Breez Eco. It measures 3.62 by 3.62 inches with a 0.91-inch depth, weighing just 3.2 ounces. It is Energy Star certified and supports Wi-Fi connectivity and Alexa integration. This option is ideal for users who want a compact, programmable thermostat with voice control. It does not include the Cielo’s C-wire adapter or support for heat pump auxiliary heat stages. If you prioritize a minimal profile and Alexa compatibility over advanced scheduling features, this model fits your needs for standard central HVAC systems.

Sensi Wi-Fi Smart Thermostat

This Sensi Wi-Fi Smart Thermostat shares the same dimensions as the previous Sensi model: 5.88 by 3.75 inches. It is Energy Star certified and connects via Wi-Fi. It supports Alexa integration and includes a c-wire requirement. This alternative is suitable for users who already have a c-wire and want reliable smart home integration. It lacks the Cielo’s compact design and advanced energy insights. If you value straightforward scheduling and broad compatibility over a slim profile, this model offers a practical solution for standard HVAC systems without the complexity of the Cielo’s additional features.

Google Nest Smart Wi-Fi Thermostat

The Google Nest Smart Wi-Fi Thermostat is compact, measuring 3.31 by 3.31 inches with a 1.07-inch depth. It weighs 4.96 ounces and is programmable with Wi-Fi connectivity. This model is designed for users in the Google ecosystem who want automated energy savings. It lacks Energy Star certification and the Cielo’s extensive smart home integrations like Siri Shortcuts or Home Assistant. If you prefer automated learning over manual scheduling and voice control through Google Home, this alternative is a strong choice for standard HVAC systems.

Honeywell Home Smart Color Touchscreen Thermostat

The Honeywell Home Smart Color Touchscreen Thermostat is significantly larger, measuring 4.5 by 3.5 inches with a 0.88-inch depth. It weighs 11.2 ounces and requires a c-wire. It features a color touchscreen and is Energy Star certified. This model is best for users who prioritize a vivid, interactive display over a compact design. It lacks the Cielo’s slim profile and advanced energy usage patterns. If you need a customizable screen and weather visibility for forced air or heat pump systems, this alternative offers a robust visual interface compared to the Cielo’s minimalistic approach.

Ecobee Smart Thermostat Essential Wi-Fi

The Ecobee Smart Thermostat Essential Wi-Fi matches the previous Ecobee model in size, measuring 3.62 by 3.62 inches with a 0.91-inch depth. It weighs 3.2 ounces and is Energy Star certified. It supports Wi-Fi connectivity and offers a color touchscreen. This option is ideal for users who want visual control and multi-platform support. It lacks the Cielo’s C-wire adapter and extensive smart home integrations. If you value a color display and Apple HomeKit compatibility over the Cielo’s advanced scheduling and energy insights, this model is a practical choice for standard HVAC systems.

Quick picks

#ProductBest forPrice
1 Cielo Breez Eco Smart Thermostat Best overall Slim profile central HVAC systems Check price of Cielo Breez Eco Smart Thermostat on Amazon
2 Sensi Wi-Fi Smart Thermostat Best budget Basic Wi-Fi scheduling and Alexa control Check price of Sensi Wi-Fi Smart Thermostat on Amazon
3 Ecobee Smart Thermostat Essential Also great Alexa users wanting a compact, Energy Star certified thermostat Check price of Ecobee Smart Thermostat Essential on Amazon
4 Sensi Wi-Fi Smart Thermostat Also great Users needing c-wire and smart home integration Check price of Sensi Wi-Fi Smart Thermostat on Amazon
5 Google Nest Smart Wi-Fi Thermostat Also great Google Home users seeking automated energy savings Check price of Google Nest Smart Wi-Fi Thermostat on Amazon
6 Honeywell Home Smart Color Touchscreen Thermostat homes needing a customizable color display Check price of Honeywell Home Smart Color Touchscreen Thermostat on Amazon
7 Ecobee Smart Thermostat Essential Wi-Fi Best premium Users needing Apple HomeKit and color display Check price of Ecobee Smart Thermostat Essential Wi-Fi on Amazon

Our 7 picks

Best overall

Cielo Breez Eco Smart Thermostat

Best for: Slim profile central HVAC systems

System Compatibility
24V HVAC systems
Voltage
24V
Wiring Requirement
C-Wire adapter
Smart Home Compatibility
Alexa, Google
Programmability
Smart Scheduling
Certification
Energy Star Certified

View on Amazon: Cielo Breez Eco Smart Thermostat Affiliate link

The Cielo Breez Eco is a compact, Energy Star certified thermostat designed for central HVAC systems. It measures 3.94 by 3.94 inches with a slim 1.02-inch depth. You get free iOS and Android app control for remote adjustments. The unit includes a C-wire adapter for easier DIY installation. It supports major voice assistants and smart home platforms. This model suits users seeking a small footprint with broad compatibility.

Pros

  • Energy Star Certified for efficiency
  • Includes C-wire adapter for installation
  • Free iOS and Android app control
  • Works with Alexa, Google, and Siri
  • Compact 1.02-inch depth design

Cons

  • No physical display screen included
  • Limited to 2-stage heating and cooling
  • No built-in occupancy sensor mentioned

Good fit if

  • You need a thermostat with a slim profile
  • You want free mobile app control
  • You have a home without a C-wire

Skip if

  • You require a built-in touchscreen display
  • You need more than 2 heating stages
  • You prefer a thermostat with a built-in sensor

Verdict: Cielo Breez Eco Smart Thermostat fits users who prioritize a small footprint and app-based control over a physical screen. It is a practical option for standard central HVAC systems.

Best budget

Sensi Wi-Fi Smart Thermostat

Best for: Basic Wi-Fi scheduling and Alexa control

Wiring Requirement
C-wire not required
Smart Home Compatibility
Alexa
Programmability
Flexible scheduling
Certification
Energy Star Certified
Connectivity
Wi-Fi
Dimensions
3.75 × 5.88 × 1 inches

View on Amazon: Sensi Wi-Fi Smart Thermostat Affiliate link

The Sensi ST55 is a white Wi-Fi thermostat designed for DIY installation. It features flexible scheduling and usage reports to help manage HVAC energy use. The unit measures 5.88 inches wide and 1 inch high. It fits the same space as a traditional thermostat. It is compatible with Alexa and does not require a common wire in most applications. This model suits users who want simple smart control without complex setup.

Pros

  • Wi-Fi connectivity for remote access
  • Compatible with Alexa voice control
  • No C-wire required in most applications
  • ENERGY STAR certified for energy savings
  • Flexible scheduling options

Cons

  • No color touchscreen display
  • Limited to Alexa smart home ecosystem
  • No built-in temperature or humidity sensor mentioned

Good fit if

  • You want a simple thermostat that fits standard wall spaces
  • You prefer DIY installation without a common wire
  • You use Alexa for smart home control

Skip if

  • You need a color touchscreen interface
  • You require Google Assistant or Apple HomeKit support
  • You want advanced humidity or temperature sensing

Verdict: Sensi ST55 Wi-Fi Thermostat fits users who want basic smart scheduling and Alexa integration without complex wiring. It is a practical option for standard HVAC systems.

Also great

Ecobee Smart Thermostat Essential

Best for: Alexa users wanting a compact, Energy Star certified thermostat

Smart Home Compatibility
Siri, Alexa, Google Assistant
Programmability
Programmable
Certification
Energy Star Certified
Connectivity
Wi-Fi
Dimensions
0.91 × 3.62 × 3.62 inches
Weight
3.2 ounces

View on Amazon: Ecobee Smart Thermostat Essential Affiliate link

The ecobee Smart Thermostat Essential is a white, Energy Star certified unit designed for central HVAC systems. It features Wi-Fi connectivity and programmable scheduling. The device measures 3.62 by 3.62 inches with a slim 0.91-inch depth. Weighing 3.2 ounces, it is lightweight. It integrates with Alexa for voice control. This model suits users seeking a reliable, smart-enabled thermostat that balances size with essential connectivity features for home automation.

Pros

  • Energy Star certified for efficiency
  • Wi-Fi connectivity for remote control
  • Compatible with Alexa voice commands
  • Programmable scheduling options
  • Compact 3.62-inch square design

Cons

  • No mention of Siri compatibility in specs despite title
  • No built-in temperature sensor listed
  • Limited to Alexa rather than broader smart home ecosystems

Good fit if

  • You want an Energy Star certified thermostat
  • You use Alexa for smart home control
  • You prefer a compact wall-mounted unit

Skip if

  • You require Siri integration
  • You need a thermostat with a built-in sensor
  • You want compatibility with non-Alexa smart assistants

Verdict: The ecobee Smart Thermostat Essential offers a compact, Energy Star certified solution for Alexa users. It fits homes where voice control via Amazon devices is the primary smart feature needed.

Also great

Sensi Wi-Fi Smart Thermostat

Best for: Users needing c-wire and smart home integration

Wiring Requirement
C-wire required for heat/cool/heat pump
Smart Home Compatibility
Alexa, Google Assistant, Apple HomeKit
Programmability
7-day flexible scheduling
Certification
Energy Star Certified
Connectivity
Wi-Fi
Dimensions
3.75 × 5.88 × 1 inches

View on Amazon: Sensi Wi-Fi Smart Thermostat Affiliate link

The Sensi Smart Thermostat is an Energy Star certified device designed for central HVAC systems. It features Wi-Fi connectivity and supports 7-day flexible scheduling. You can control it remotely via a mobile app or through smart home platforms like Alexa, Google Assistant, and Apple HomeKit. A c-wire is required for installation on most systems. This unit helps reduce HVAC energy costs by about 23% through geofencing and usage reports.

Pros

  • Energy Star certified for energy savings
  • Works with Alexa, Google Assistant, and Apple HomeKit
  • 7-day flexible scheduling
  • Remote access via mobile app

Cons

  • Requires a c-wire for heat, cool, and heat pump systems
  • No built-in display mentioned in specifications
  • Limited to Wi-Fi connectivity without Bluetooth

Good fit if

  • You want a simple Wi-Fi thermostat with broad smart home compatibility
  • You need a device that supports Apple HomeKit
  • You prefer a thermostat that saves energy with basic scheduling

Skip if

  • You do not have a c-wire available for your HVAC system
  • You need a thermostat with a color display
  • You require Bluetooth connectivity for local control

Verdict: Sensi Smart Thermostat Wi-Fi is a practical choice for users who need reliable Wi-Fi control and broad smart home integration without complex features. It fits buyers who have a c-wire and value straightforward scheduling and energy reporting.

Also great

Google Nest Smart Wi-Fi Thermostat

Best for: Google Home users seeking automated energy savings

Wiring Requirement
Works without C wire in most homes
Smart Home Compatibility
Google Assistant, Matter
Programmability
Programmable
Connectivity
Wi-Fi
Dimensions
3.31 × 3.31 × 1.07 inches
Weight
4.96 ounces

View on Amazon: Google Nest Smart Wi-Fi Thermostat Affiliate link

The Google Nest Thermostat is a programmable Wi-Fi unit designed to help you save energy. It works without a C wire in most homes, though some systems like heat pumps may need one. You control it via the Google Home app on iOS or Android. It includes HVAC monitoring to alert you to system issues. The device supports voice control through Google Assistant and Matter-certified assistants.

Pros

  • Works without a C wire in most homes
  • HVAC monitoring sends alerts for system issues
  • Compatible with Google Assistant and Matter
  • Savings Finder suggests schedule tweaks

Cons

  • Requires Google Home app for full functionality
  • C wire needed for some HVAC systems
  • No display for manual local adjustments

Good fit if

  • You use Google Assistant or Matter devices
  • You want HVAC system health monitoring
  • You prefer app-based scheduling over manual input

Skip if

  • You need a C wire for your system
  • You rely on non-Google smart home platforms
  • You want a thermostat with a built-in display

Verdict: The Google Nest Thermostat Sand is a practical choice for users already in the Google ecosystem who value automated energy savings and system monitoring. It fits best if you are comfortable managing your home comfort through a smartphone app.

Honeywell Home Smart Color Touchscreen Thermostat

Best for: homes needing a customizable color display

System Compatibility
Forced air, hot water, steam, heat pump
Wiring Requirement
C-Wire Required
Smart Home Compatibility
Amazon Alexa, Google Assistant, Cortana
Programmability
Programmable
Display Type
Color touchscreen
Sensor Support
Humidity

View on Amazon: Honeywell Home Smart Color Touchscreen Thermostat Affiliate link

This Honeywell Home thermostat features a customizable color touchscreen and Wi-Fi connectivity. It is Energy Star certified and supports humidity sensing. You can control it via app or voice assistants like Alexa and Google Assistant. The unit requires a C-wire and works with forced air, steam, and heat pump systems. It displays indoor and outdoor weather data. This model suits users who want a bright, interactive display for central HVAC control.

Pros

  • Customizable high-definition color touchscreen display
  • Shows indoor and outdoor humidity and temperature
  • Compatible with Amazon Alexa and Google Assistant
  • Energy Star certified for energy tracking
  • Includes wall plate and wire labels for installation

Cons

  • Requires a C-wire for power
  • Incompatible with 120-240V electric baseboard heat
  • No built-in occupancy sensor listed

Good fit if

  • You want a customizable color display for your HVAC system
  • You need humidity monitoring on the main screen
  • You already have a C-wire installed

Skip if

  • You only have electric baseboard heating
  • Your system lacks a C-wire
  • You prefer a non-touch interface

Verdict: Honeywell Home RTH9600WF Color Smart Thermostat is a solid choice for homes with forced air or heat pumps that need a vivid, interactive display. It fits users who prioritize screen customization and weather visibility over compact design.

Best premium

Ecobee Smart Thermostat Essential Wi-Fi

Best for: Users needing Apple HomeKit and color display

System Compatibility
24 VAC HVAC equipment
Voltage
24 VAC
Wiring Requirement
PEK for no C-wire (sold separately)
Smart Home Compatibility
Apple HomeKit, Google Assistant, Alexa
Programmability
Programmable
Display Type
Color touchscreen

View on Amazon: Ecobee Smart Thermostat Essential Wi-Fi Affiliate link

The ecobee Smart Thermostat Essential is a Wi-Fi device with a color touchscreen. It supports Apple HomeKit, Google Assistant, and Alexa. It works with most 24 VAC HVAC systems. You can control it via the app or the display. The unit measures 3.62 inches square. It is Energy Star Certified. This thermostat suits users who want broad smart home integration and a visual interface.

Pros

  • Color touchscreen display
  • Works with Apple HomeKit, Google Assistant, and Alexa
  • Energy Star Certified
  • Compatible with most 24 VAC HVAC systems

Cons

  • Power Extender Kit sold separately for homes without a C-Wire
  • SmartSensor sold separately
  • No built-in remote sensor

Good fit if

  • You need Apple HomeKit compatibility
  • You prefer a color touchscreen interface
  • You want Alexa and Google Assistant support

Skip if

  • You require a built-in remote sensor
  • You cannot purchase a separate Power Extender Kit
  • You need a thermostat with a smaller footprint

Verdict: The ecobee Smart Thermostat Essential offers broad smart home compatibility and a color touchscreen. It fits users who value visual control and multi-platform support.

Specifications side by side

Spec Cielo Breez Eco Smart Thermostat Sensi Wi-Fi Smart Thermostat Ecobee Smart Thermostat Essential Sensi Wi-Fi Smart Thermostat Google Nest Smart Wi-Fi Thermostat Honeywell Home Smart Color Touchscreen Thermostat Ecobee Smart Thermostat Essential Wi-Fi
System Compatibility 24V HVAC systems not stated not stated not stated not stated Forced air, hot water, steam, heat pump 24 VAC HVAC equipment
Voltage 24V not stated not stated not stated not stated not stated 24 VAC
Wiring Requirement C-Wire adapter C-wire not required not stated C-wire required for heat/cool/heat pump Works without C wire in most homes C-Wire Required PEK for no C-wire (sold separately)
Smart Home Compatibility Alexa, Google Alexa Siri, Alexa, Google Assistant Alexa, Google Assistant, Apple HomeKit Google Assistant, Matter Amazon Alexa, Google Assistant, Cortana Apple HomeKit, Google Assistant, Alexa
Programmability Smart Scheduling Flexible scheduling Programmable 7-day flexible scheduling Programmable Programmable Programmable
Display Type not stated not stated not stated not stated not stated Color touchscreen Color touchscreen
Sensor Support not stated not stated not stated not stated not stated Humidity SmartSensor, humidity detection
Certification Energy Star Certified Energy Star Certified Energy Star Certified Energy Star Certified not stated Energy Star Certified Energy Star Certified
Connectivity not stated Wi-Fi Wi-Fi Wi-Fi Wi-Fi Wi-Fi Wi-Fi
Dimensions 1.02 × 3.94 × 3.94 inches 3.75 × 5.88 × 1 inches 0.91 × 3.62 × 3.62 inches 3.75 × 5.88 × 1 inches 3.31 × 3.31 × 1.07 inches 4.5 × 0.88 × 3.5 inches 0.91 × 3.62 × 3.62 inches
Weight 6.4 ounces 13.6 ounces 3.2 ounces not stated 4.96 ounces 11.2 ounces 3.2 ounces
Size 1.02" x 3.94" x 3.94" No Size not stated not stated 1.07 x 3.31 x 3.31 Inches 1 1-Pack
Color White White White White Sand White 1 White
Model TE101WA ST55 not stated 1F87U-42WF GA02082-US RTH9600WF2022 EB-STATE7-01

Frequently asked questions

Which alternative has the smallest footprint?

The Cielo Breez Eco Smart Thermostat has the smallest footprint at 1.02 by 3.94 inches. The Ecobee Smart Thermostat Essential is a close second at 0.91 by 3.62 inches. Both devices are designed for users who prioritize a compact profile over large physical displays.

Do these thermostats require a C-wire?

The Honeywell Home Smart Color Touchscreen Thermostat explicitly requires a C-wire. Other listed models, including the Sensi and Ecobee options, do not list this requirement in their specifications. You should check your existing wiring before purchasing any model to ensure compatibility.

Which options work with Alexa?

The Sensi Wi-Fi Smart Thermostat, Ecobee Smart Thermostat Essential, and Honeywell Home Smart Color Touchscreen Thermostat all list Alexa compatibility. These models allow you to control temperature settings using voice commands through Amazon devices. Other models do not specify this integration in their data.

Are these thermostats Energy Star certified?

Yes, the Cielo Breez Eco, Sensi Wi-Fi Smart Thermostat, Ecobee Smart Thermostat Essential, and Honeywell Home Smart Color Touchscreen Thermostat are all Energy Star certified. This certification indicates they meet specific energy efficiency guidelines set by the EPA for residential HVAC controls.

Which thermostat has a color touchscreen?

The Honeywell Home Smart Color Touchscreen Thermostat features a customizable color display. It is designed for users who want vivid visual feedback and weather visibility. Other listed models, such as the Cielo Breez Eco, rely on app-based control without a large physical screen.

Which is best for Google Home users?

The Google Nest Smart Wi-Fi Thermostat is the best choice for Google Home users. It offers automated energy savings and system monitoring within the Google ecosystem. It is not listed as compatible with Alexa, making it ideal for those already using Google Assistant devices.

How heavy are these smart thermostats?

Weights vary significantly across these models. The Honeywell Home unit is the heaviest at 11.2 ounces. The Ecobee Smart Thermostat Essential is the lightest at 3.2 ounces. The Cielo Breez Eco weighs 6.4 ounces, while the Google Nest Thermostat weighs 4.96 ounces.

See also