The Smart Device Compare comparison

Cielo Breez Max vs Meross MTS300 Smart Thermostat

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Cielo Breez Max and Meross MTS300 Smart Thermostat

A summary of selected recorded differences between these thermostats. Check the full specification table below for details and conditions.

Feature differences among your selected devices

Bluetooth (connectivity): Cielo Breez Max — Yes (The device carries a Bluetooth indicator on its display and pairs with the phone over Bluetooth during registration, per the Breez Max user manual.); Meross MTS300 Smart Thermostat — No.
Trim Plate (included accessories): Cielo Breez Max — No (The box holds the Breez Max, a backplate, a table stand, mounting screws with drywall anchors, a 5V DC USB adapter with cable and the manual. The backplate is the wall mount, not a cover plate for an older thermostat's footprint.); Meross MTS300 Smart Thermostat — Yes.
Apple Home (integrations): Cielo Breez Max — No (Cielo supports Siri Shortcuts ("Add to Siri"), which runs app shortcuts rather than exposing the device to the Apple Home app. There is no HomeKit profile and no Matter path, so the thermostat does not appear as an Apple Home accessory.); Meross MTS300 Smart Thermostat — Yes.
Matter (integrations): Cielo Breez Max — No (No Cielo product appears in the CSA certified-products database, and neither the product page nor the submittal sheet claims Matter.); Meross MTS300 Smart Thermostat — Yes.

Specifications to check side by side

Screen Type (display): Cielo Breez Max — LCD; Meross MTS300 Smart Thermostat — LED.
External Temperature Sensors Selection (features): Cielo Breez Max — No; Meross MTS300 Smart Thermostat — Sold separately.
External Temperature Sensors (integrations): Cielo Breez Max — No (The built-in sensors are the only ones it reads. Follow Me makes the air conditioner track the Breez Max's own temperature sensor instead of the one inside the indoor unit; Cielo sells no remote sensor for it.); Meross MTS300 Smart Thermostat — Sold separately (Meross MS130 or MS100F sensors, Meross Smart Hub required).

Information still to confirm

4 of 43 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
Check the full table and manufacturer documentation before ruling out a device.

These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.

Compare capabilities, compatibility and setup requirements.

Option 1 · Cielo

Cielo Breez Max

Last updated October 2026

View full device profile

Option 2 · Meross

Meross MTS300 Smart Thermostat

Catalog update date not recorded

View full device profile

What the catalog tells us

Understand the tradeoffs.

These counts describe the available data, not a quality score. More features do not automatically make a better device.

7differences with recorded values for every device

4rows with missing or unspecified information

Consider your setup

Apple Home

Cielo Breez MaxNo
Meross MTS300 Smart ThermostatYes

Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.

Inspect the specifications

Consider your setup

Matter

Cielo Breez MaxNo
Meross MTS300 Smart ThermostatYes

Confirm the exact device type and the features exposed in your chosen platform. Protocol support does not establish feature parity across apps.

Inspect the specifications

Your priorities, side by side

Focus on what changes.

Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.

Differences onlyMy priorities (0)

Showing 43 of 43 rows. “Not recorded” does not mean “No”.

Reading layout

Alerts

Air Quality Alerts

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Fire Alerts

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Intrude Alerts

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Temperature Alerts

Cielo Breez Max: Not recorded
Meross MTS300 Smart Thermostat: No

Connectivity

2.4 GHz Wi-Fi

Cielo Breez Max: Yes
Catalog note
Radio parameters on the official submittal sheet: 2.412 to 2.484 GHz, IEEE 802.11 b/g/n, WLAN channels 1 to 11.
Meross MTS300 Smart Thermostat: Yes

5 GHz Wi-Fi

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Bluetooth

Cielo Breez Max: Yes
Catalog note
The device carries a Bluetooth indicator on its display and pairs with the phone over Bluetooth during registration, per the Breez Max user manual.
Meross MTS300 Smart Thermostat: No

Thread

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Z Wave

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Zigbee

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Display

Color Screen

Cielo Breez Max: No
Catalog note
Cielo describes it as a sharp LCD segment display; the full color touchscreen belongs to the Breez Edge Pro.
Meross MTS300 Smart Thermostat: No

Screen

Cielo Breez Max: Yes
Meross MTS300 Smart Thermostat: Yes

Screen Resolution

Cielo Breez Max: Not applicable / unspecified
Meross MTS300 Smart Thermostat: Not recorded

Screen Size

Cielo Breez Max: Not recorded
Meross MTS300 Smart Thermostat: Not recorded

Screen Type

Cielo Breez Max: LCD
Meross MTS300 Smart Thermostat: LED

Touch Screen

Cielo Breez Max: Yes
Catalog note
The front panel carries touch controls for menu, up, down, power and presets, and the manual works through them by touching and holding combinations.
Meross MTS300 Smart Thermostat: Yes

Features

Display Temperature

Cielo Breez Max: Yes
Catalog note
The display shows the set point, the room temperature and the room humidity at once.
Meross MTS300 Smart Thermostat: Yes

Display Time

Cielo Breez Max: Yes
Meross MTS300 Smart Thermostat: Not recorded

Display Weather

Cielo Breez Max: No
Catalog note
Cielo's own model comparison grants the live weather display to the Breez Edge Pro only.
Meross MTS300 Smart Thermostat: No

Energy Savings

Cielo Breez Max: Yes
Catalog note
ENERGY STAR certified, with usage history, temperature range lock and the Comfy Max mode that stops the air conditioner overcooling or overheating the room.
Meross MTS300 Smart Thermostat: Yes

External Temperature Sensors Selection

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: Sold separately

Speaker

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

System Health Monitor

Cielo Breez Max: Yes
Catalog note
AC Filter Status tracks runtime and raises an alert when the air conditioner's filter needs cleaning.
Meross MTS300 Smart Thermostat: Yes
Catalog note
Filter life and system malfunction alerts

Voice Control

Cielo Breez Max: Yes
Catalog note
Amazon Alexa, Google Assistant and Siri Shortcuts.
Meross MTS300 Smart Thermostat: Yes

Included Accessories

Temperature Sensor

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Trim Plate

Cielo Breez Max: No
Catalog note
The box holds the Breez Max, a backplate, a table stand, mounting screws with drywall anchors, a 5V DC USB adapter with cable and the manual. The backplate is the wall mount, not a cover plate for an older thermostat's footprint.
Meross MTS300 Smart Thermostat: Yes

Integrations

Alexa

Cielo Breez Max: Yes
Catalog note
The official submittal sheet carries the "Just ask Alexa" badge.
Meross MTS300 Smart Thermostat: Yes

Apple Home

Cielo Breez Max: No
Catalog note
Cielo supports Siri Shortcuts ("Add to Siri"), which runs app shortcuts rather than exposing the device to the Apple Home app. There is no HomeKit profile and no Matter path, so the thermostat does not appear as an Apple Home accessory.
Meross MTS300 Smart Thermostat: Yes

External Temperature Sensors

Cielo Breez Max: No
Catalog note
The built-in sensors are the only ones it reads. Follow Me makes the air conditioner track the Breez Max's own temperature sensor instead of the one inside the indoor unit; Cielo sells no remote sensor for it.
Meross MTS300 Smart Thermostat: Sold separately
Catalog note
Meross MS130 or MS100F sensors, Meross Smart Hub required

Google Home

Cielo Breez Max: Yes
Catalog note
The official submittal sheet carries the "works with Hey Google" badge.
Meross MTS300 Smart Thermostat: Yes

Home Assistant

Cielo Breez Max: Yes
Catalog note
The official Home Assistant Cielo Home integration names this exact model in its supported devices list, connecting through the cloud-based Cielo Connect API.
Meross MTS300 Smart Thermostat: Yes
Catalog note
Local control over Matter

Matter

Cielo Breez Max

Catalog note

No Cielo product appears in the CSA certified-products database, and neither the product page nor the submittal sheet claims Matter.

Meross MTS300 Smart Thermostat

Yes

Manufacturer source

Matter integration is specified.

Meross MTS300 Smart Thermostat manufacturer product page →

Source section: Product description
Model: Meross MTS300 Smart Thermostat
Region: Manufacturer product page; no universal regional compatibility implied
Firmware: Not specified by this source
Checked: 2026-10-04

North America version. A C wire or compatible adapter is required; use the manufacturer HVAC compatibility check.

Document check only; not a hands-on test or verification of every regional or firmware variant.

SmartThings

Cielo Breez Max: Yes
Catalog note
The official submittal sheet carries the "Works with SmartThings" badge.
Meross MTS300 Smart Thermostat: Yes

Scheduling

Automatically

Cielo Breez Max: Yes
Catalog note
Comfy Max holds the room at the chosen temperature on its own, and Comfy Mode, geofencing and Freeze Protection each drive the air conditioner without input.
Meross MTS300 Smart Thermostat: Yes
Catalog note
7x24 schedule with up to 12 periods per day

Manually

Cielo Breez Max

Yes

Catalog note

Weekly schedules, one-time or repeating, keep running on the device even if the internet connection drops.

Meross MTS300 Smart Thermostat

Yes

Manufacturer source

Users can configure a weekly schedule.

Meross MTS300 Smart Thermostat manufacturer product page →

Source section: Product description
Model: Meross MTS300 Smart Thermostat
Region: Manufacturer product page; no universal regional compatibility implied
Firmware: Not specified by this source
Checked: 2026-10-04

North America version. A C wire or compatible adapter is required; use the manufacturer HVAC compatibility check.

Document check only; not a hands-on test or verification of every regional or firmware variant.

Suggestions

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Sensors

Ambient Light

Cielo Breez Max: No
Catalog note
The submittal sheet lists only a temperature sensor and a humidity sensor as built in.
Meross MTS300 Smart Thermostat: No

CO₂

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Humidity

Cielo Breez Max: Yes
Catalog note
Built-in humidity sensor; room humidity is shown on the device display and in the app.
Meross MTS300 Smart Thermostat: Yes
Catalog note
Accuracy of 10% RH

Occupancy

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Proximity Motion

Cielo Breez Max: No
Catalog note
Cielo's own model comparison grants the proximity sensor to the Breez Edge Pro only.
Meross MTS300 Smart Thermostat: No

Temperature

Cielo Breez Max: Yes
Catalog note
Built-in temperature sensor, calibratable from the app, with a stated static accuracy of 1.0 F.
Meross MTS300 Smart Thermostat: Yes
Catalog note
Accuracy of 0.5 °C

TVOC

Cielo Breez Max: No
Meross MTS300 Smart Thermostat: No

Specifications for Cielo Breez Max versus Meross MTS300 Smart Thermostat
Specification	Cielo Breez Max	Meross MTS300 Smart Thermostat
Alerts
Air Quality Alerts	No	No
Fire Alerts	No	No
Intrude Alerts	No	No
Temperature Alerts	Not recorded	No
Connectivity
2.4 GHz Wi-Fi	Yes Catalog note Radio parameters on the official submittal sheet: 2.412 to 2.484 GHz, IEEE 802.11 b/g/n, WLAN channels 1 to 11.	Yes
5 GHz Wi-Fi	No	No
Bluetooth	Yes Catalog note The device carries a Bluetooth indicator on its display and pairs with the phone over Bluetooth during registration, per the Breez Max user manual.	No
Thread	No	No
Z Wave	No	No
Zigbee	No	No
Display
Color Screen	No Catalog note Cielo describes it as a sharp LCD segment display; the full color touchscreen belongs to the Breez Edge Pro.	No
Screen	Yes	Yes
Screen Resolution	Not applicable / unspecified	Not recorded
Screen Size	Not recorded	Not recorded
Screen Type	LCD	LED
Touch Screen	Yes Catalog note The front panel carries touch controls for menu, up, down, power and presets, and the manual works through them by touching and holding combinations.	Yes
Features
Display Temperature	Yes Catalog note The display shows the set point, the room temperature and the room humidity at once.	Yes
Display Time	Yes	Not recorded
Display Weather	No Catalog note Cielo's own model comparison grants the live weather display to the Breez Edge Pro only.	No
Energy Savings	Yes Catalog note ENERGY STAR certified, with usage history, temperature range lock and the Comfy Max mode that stops the air conditioner overcooling or overheating the room.	Yes
External Temperature Sensors Selection	No	Sold separately
Speaker	No	No
System Health Monitor	Yes Catalog note AC Filter Status tracks runtime and raises an alert when the air conditioner's filter needs cleaning.	Yes Catalog note Filter life and system malfunction alerts
Voice Control	Yes Catalog note Amazon Alexa, Google Assistant and Siri Shortcuts.	Yes
Included Accessories
Temperature Sensor	No	No
Trim Plate	No Catalog note The box holds the Breez Max, a backplate, a table stand, mounting screws with drywall anchors, a 5V DC USB adapter with cable and the manual. The backplate is the wall mount, not a cover plate for an older thermostat's footprint.	Yes
Integrations
Alexa	Yes Catalog note The official submittal sheet carries the "Just ask Alexa" badge.	Yes
Apple Home	No Catalog note Cielo supports Siri Shortcuts ("Add to Siri"), which runs app shortcuts rather than exposing the device to the Apple Home app. There is no HomeKit profile and no Matter path, so the thermostat does not appear as an Apple Home accessory.	Yes
External Temperature Sensors	No Catalog note The built-in sensors are the only ones it reads. Follow Me makes the air conditioner track the Breez Max's own temperature sensor instead of the one inside the indoor unit; Cielo sells no remote sensor for it.	Sold separately Catalog note Meross MS130 or MS100F sensors, Meross Smart Hub required
Google Home	Yes Catalog note The official submittal sheet carries the "works with Hey Google" badge.	Yes
Home Assistant	Yes Catalog note The official Home Assistant Cielo Home integration names this exact model in its supported devices list, connecting through the cloud-based Cielo Connect API.	Yes Catalog note Local control over Matter
Matter	No Catalog note No Cielo product appears in the CSA certified-products database, and neither the product page nor the submittal sheet claims Matter.	Yes Manufacturer source Matter integration is specified. Meross MTS300 Smart Thermostat manufacturer product page → Source section Product description Model Meross MTS300 Smart Thermostat Region Manufacturer product page; no universal regional compatibility implied Firmware Not specified by this source Checked 2026-10-04 North America version. A C wire or compatible adapter is required; use the manufacturer HVAC compatibility check. Document check only; not a hands-on test or verification of every regional or firmware variant.
SmartThings	Yes Catalog note The official submittal sheet carries the "Works with SmartThings" badge.	Yes
Scheduling
Automatically	Yes Catalog note Comfy Max holds the room at the chosen temperature on its own, and Comfy Mode, geofencing and Freeze Protection each drive the air conditioner without input.	Yes Catalog note 7x24 schedule with up to 12 periods per day
Manually	Yes Catalog note Weekly schedules, one-time or repeating, keep running on the device even if the internet connection drops.	Yes Manufacturer source Users can configure a weekly schedule. Meross MTS300 Smart Thermostat manufacturer product page → Source section Product description Model Meross MTS300 Smart Thermostat Region Manufacturer product page; no universal regional compatibility implied Firmware Not specified by this source Checked 2026-10-04 North America version. A C wire or compatible adapter is required; use the manufacturer HVAC compatibility check. Document check only; not a hands-on test or verification of every regional or firmware variant.
Suggestions	No	No
Sensors
Ambient Light	No Catalog note The submittal sheet lists only a temperature sensor and a humidity sensor as built in.	No
CO₂	No	No
Humidity	Yes Catalog note Built-in humidity sensor; room humidity is shown on the device display and in the app.	Yes Catalog note Accuracy of 10% RH
Occupancy	No	No
Proximity Motion	No Catalog note Cielo's own model comparison grants the proximity sensor to the Breez Edge Pro only.	No
Temperature	Yes Catalog note Built-in temperature sensor, calibratable from the app, with a stated static accuracy of 1.0 F.	Yes Catalog note Accuracy of 0.5 °C
TVOC	No	No

Know what’s behind the comparison.

The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.

Read our comparison methodology