The Smart Device Compare comparison

Aranet4 HOME vs Third Reality Smart Air Quality Sensor

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Aranet4 HOME and Third Reality Smart Air Quality Sensor

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

Feature differences among your selected devices

Bluetooth (connectivity): Aranet4 HOME — Yes; Third Reality Smart Air Quality Sensor — No.
Screen (display): Aranet4 HOME — Yes; Third Reality Smart Air Quality Sensor — No (No display: readings are only visible in the hub app. The front carries a single pairing button and the sensor intake grille.).
Alexa (integrations): Aranet4 HOME — No (Aranet sensors are Bluetooth instruments read by the Aranet app or the Aranet PRO base station, with no Alexa skill); Third Reality Smart Air Quality Sensor — Yes (Pairs straight to Echo devices with a built-in Zigbee hub, including Echo (4th Gen), Echo Plus (1st and 2nd Gen), Echo Studio, Echo Show 8 (3rd Gen), Echo Show 10 (2nd and 3rd Gen), Echo Hub, Eero 6 and Eero Pro 6.).
SmartThings (integrations): Aranet4 HOME — No; Third Reality Smart Air Quality Sensor — Yes (Directly compatible with SmartThings (2015/2018) hubs and the Aeotec Smart Home Hub, per the manufacturer's compatibility chart.).

Specifications to check side by side

Zigbee (connectivity): Aranet4 HOME — No; Third Reality Smart Air Quality Sensor — Zigbee Hub required (Zigbee 3.0 end device. THIRDREALITY lists Home Assistant (ZHA and Zigbee2MQTT), SmartThings (2015/2018), Aeotec, Hubitat, Homey Bridge and Pro, the Third Reality Hub Gen2 Plus and Echo devices with a built-in Zigbee hub as the coordinators it pairs with.).
Apple Home (integrations): Aranet4 HOME — No; Third Reality Smart Air Quality Sensor — Smart Bridge MZ1 required (Not a HomeKit or Matter endpoint on its own. THIRDREALITY's compatibility chart for this sensor reaches Apple Home (HomePod, HomePod mini, Apple TV) through its own Smart Bridge MZ1, the Zigbee to Matter bridge it sells separately.).
Google Home (integrations): Aranet4 HOME — No; Third Reality Smart Air Quality Sensor — Smart Bridge MZ1 required (Google Home has no Zigbee radio. THIRDREALITY's compatibility chart for this sensor puts Google Home (Nest Mini, Nest Hub, Nest Wifi Pro) behind its own Smart Bridge MZ1, sold separately.).
Matter (integrations): Aranet4 HOME — No; Third Reality Smart Air Quality Sensor — Smart Bridge MZ1 required (The sensor speaks Zigbee 3.0, not Matter. THIRDREALITY publishes its Matter path as the Smart Bridge MZ1 (sold separately), which republishes its Zigbee devices to Matter controllers such as Apple Home and Google Home.).

Information still to confirm

8 of 46 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 · Aranet

Aranet4 HOME

Last updated October 2026

View full device profile

Option 2 · Third Reality

Third Reality Smart Air Quality Sensor

Last updated October 2026

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.

11differences with recorded values for every device

8rows with missing or unspecified information

Consider your setup

Apple Home

Aranet4 HOMENo
Third Reality Smart Air Quality SensorSmart Bridge MZ1 required

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

Aranet4 HOMENo
Third Reality Smart Air Quality SensorSmart Bridge MZ1 required

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 46 of 46 rows. “Not recorded” does not mean “No”.

Reading layout

Alerts

Air Quality Alerts

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
THIRDREALITY documents CO2 and VOC thresholds set in the hub, for example starting an exhaust fan above 1000 ppm or ramping a purifier when VOC spikes.

Humidity Alerts

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
THIRDREALITY documents humidity thresholds set in the hub, for example running a dehumidifier when humidity drifts too high.

Low Battery Alerts

Aranet4 HOME: Yes
Catalog note
The Aranet Home app notifies when the battery is low on battery-powered devices.
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Temperature Alerts

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
The sensor has no buzzer or app of its own: alerts are thresholds you set in the hub, which can act on any of the four readings it reports.

Connectivity

2.4 GHz Wi-Fi

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

5 GHz Wi-Fi

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Bluetooth

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: No

Ethernet

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Other

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Thread

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Z Wave

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Zigbee

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Zigbee Hub required
Catalog note
Zigbee 3.0 end device. THIRDREALITY lists Home Assistant (ZHA and Zigbee2MQTT), SmartThings (2015/2018), Aeotec, Hubitat, Homey Bridge and Pro, the Third Reality Hub Gen2 Plus and Echo devices with a built-in Zigbee hub as the coordinators it pairs with.

Display

Color Screen

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Screen

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: No
Catalog note
No display: readings are only visible in the hub app. The front carries a single pairing button and the sensor intake grille.

Screen Resolution

Aranet4 HOME: Not recorded
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Screen Size

Aranet4 HOME: Not recorded
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Screen Type

Aranet4 HOME: E-Ink
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Touch Screen

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Features

Automations

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Automations run in the hub with no cloud routing, which is what THIRDREALITY calls Automatic Air Rules.

History Records

Aranet4 HOME: Yes
Catalog note
Store up to 90-day measurement history
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Nothing is logged on the device itself: history belongs to the hub app. THIRDREALITY's own gallery shows the sensor in a hub app with Controls, Routines and History tabs, and Home Assistant records every reading it reports.

Integrations

Alexa

Aranet4 HOME: No
Catalog note
Aranet sensors are Bluetooth instruments read by the Aranet app or the Aranet PRO base station, with no Alexa skill
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Pairs straight to Echo devices with a built-in Zigbee hub, including Echo (4th Gen), Echo Plus (1st and 2nd Gen), Echo Studio, Echo Show 8 (3rd Gen), Echo Show 10 (2nd and 3rd Gen), Echo Hub, Eero 6 and Eero Pro 6.

Apple Home

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Smart Bridge MZ1 required
Catalog note
Not a HomeKit or Matter endpoint on its own. THIRDREALITY's compatibility chart for this sensor reaches Apple Home (HomePod, HomePod mini, Apple TV) through its own Smart Bridge MZ1, the Zigbee to Matter bridge it sells separately.

Google Home

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Smart Bridge MZ1 required
Catalog note
Google Home has no Zigbee radio. THIRDREALITY's compatibility chart for this sensor puts Google Home (Nest Mini, Nest Hub, Nest Wifi Pro) behind its own Smart Bridge MZ1, sold separately.

Home Assistant

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Directly compatible through ZHA and Zigbee2MQTT, which ships a converter for this exact model (3RAQ1096Z) exposing temperature, humidity, CO2 and VOC Index.

Matter

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Smart Bridge MZ1 required
Catalog note
The sensor speaks Zigbee 3.0, not Matter. THIRDREALITY publishes its Matter path as the Smart Bridge MZ1 (sold separately), which republishes its Zigbee devices to Matter controllers such as Apple Home and Google Home.

SmartThings

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Directly compatible with SmartThings (2015/2018) hubs and the Aeotec Smart Home Hub, per the manufacturer's compatibility chart.

Power

Battery Life

Aranet4 HOME: 4 years
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Battery Type

Aranet4 HOME: 2x AA
Third Reality Smart Air Quality Sensor: Not applicable / unspecified

Wired

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: USB
Catalog note
Runs from the included THIRDREALITY USB power adapter for 24/7 monitoring, with reporting intervals configurable between 30 and 300 seconds.

Sensors

Ambient Light

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Ambient Noise

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Atmospheric Pressure

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: No

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

CO₂

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Sensirion CO2 sensor with a 400 to 5000 ppm range.

Humidity

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Stated accuracy of ±1% RH.

Nox

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Occupancy

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Pm01

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Pm03

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Pm1

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Pm10

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

PM2.5

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Radon

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Temperature

Aranet4 HOME: Yes
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Stated accuracy of ±0.1°C.

TVOC

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: Yes
Catalog note
Sensirion VOC Index, reported on a 0 to 500 scale.

Aranet4 HOME: No
Third Reality Smart Air Quality Sensor: No

Specifications for Aranet4 HOME versus Third Reality Smart Air Quality Sensor
Specification	Aranet4 HOME	Third Reality Smart Air Quality Sensor
Alerts
Air Quality Alerts	Yes	Yes Catalog note THIRDREALITY documents CO2 and VOC thresholds set in the hub, for example starting an exhaust fan above 1000 ppm or ramping a purifier when VOC spikes.
Humidity Alerts	Yes	Yes Catalog note THIRDREALITY documents humidity thresholds set in the hub, for example running a dehumidifier when humidity drifts too high.
Low Battery Alerts	Yes Catalog note The Aranet Home app notifies when the battery is low on battery-powered devices.	Not applicable / unspecified
Temperature Alerts	Yes	Yes Catalog note The sensor has no buzzer or app of its own: alerts are thresholds you set in the hub, which can act on any of the four readings it reports.
Connectivity
2.4 GHz Wi-Fi	No	No
5 GHz Wi-Fi	No	No
Bluetooth	Yes	No
Ethernet	No	No
Other	No	No
Thread	No	No
Z Wave	No	No
Zigbee	No	Zigbee Hub required Catalog note Zigbee 3.0 end device. THIRDREALITY lists Home Assistant (ZHA and Zigbee2MQTT), SmartThings (2015/2018), Aeotec, Hubitat, Homey Bridge and Pro, the Third Reality Hub Gen2 Plus and Echo devices with a built-in Zigbee hub as the coordinators it pairs with.
Display
Color Screen	No	Not applicable / unspecified
Screen	Yes	No Catalog note No display: readings are only visible in the hub app. The front carries a single pairing button and the sensor intake grille.
Screen Resolution	Not recorded	Not applicable / unspecified
Screen Size	Not recorded	Not applicable / unspecified
Screen Type	E-Ink	Not applicable / unspecified
Touch Screen	No	Not applicable / unspecified
Features
Automations	Yes	Yes Catalog note Automations run in the hub with no cloud routing, which is what THIRDREALITY calls Automatic Air Rules.
History Records	Yes Catalog note Store up to 90-day measurement history	Yes Catalog note Nothing is logged on the device itself: history belongs to the hub app. THIRDREALITY's own gallery shows the sensor in a hub app with Controls, Routines and History tabs, and Home Assistant records every reading it reports.
Integrations
Alexa	No Catalog note Aranet sensors are Bluetooth instruments read by the Aranet app or the Aranet PRO base station, with no Alexa skill	Yes Catalog note Pairs straight to Echo devices with a built-in Zigbee hub, including Echo (4th Gen), Echo Plus (1st and 2nd Gen), Echo Studio, Echo Show 8 (3rd Gen), Echo Show 10 (2nd and 3rd Gen), Echo Hub, Eero 6 and Eero Pro 6.
Apple Home	No	Smart Bridge MZ1 required Catalog note Not a HomeKit or Matter endpoint on its own. THIRDREALITY's compatibility chart for this sensor reaches Apple Home (HomePod, HomePod mini, Apple TV) through its own Smart Bridge MZ1, the Zigbee to Matter bridge it sells separately.
Google Home	No	Smart Bridge MZ1 required Catalog note Google Home has no Zigbee radio. THIRDREALITY's compatibility chart for this sensor puts Google Home (Nest Mini, Nest Hub, Nest Wifi Pro) behind its own Smart Bridge MZ1, sold separately.
Home Assistant	Yes	Yes Catalog note Directly compatible through ZHA and Zigbee2MQTT, which ships a converter for this exact model (3RAQ1096Z) exposing temperature, humidity, CO2 and VOC Index.
Matter	No	Smart Bridge MZ1 required Catalog note The sensor speaks Zigbee 3.0, not Matter. THIRDREALITY publishes its Matter path as the Smart Bridge MZ1 (sold separately), which republishes its Zigbee devices to Matter controllers such as Apple Home and Google Home.
SmartThings	No	Yes Catalog note Directly compatible with SmartThings (2015/2018) hubs and the Aeotec Smart Home Hub, per the manufacturer's compatibility chart.
Power
Battery Life	4 years	Not applicable / unspecified
Battery Type	2x AA	Not applicable / unspecified
Wired	No	USB Catalog note Runs from the included THIRDREALITY USB power adapter for 24/7 monitoring, with reporting intervals configurable between 30 and 300 seconds.
Sensors
Ambient Light	No	No
Ambient Noise	No	No
Atmospheric Pressure	Yes	No
Co	No	No
CO₂	Yes	Yes Catalog note Sensirion CO2 sensor with a 400 to 5000 ppm range.
Humidity	Yes	Yes Catalog note Stated accuracy of ±1% RH.
Nox	No	No
Occupancy	No	No
Pm01	No	No
Pm03	No	No
Pm1	No	No
Pm10	No	No
PM2.5	No	No
Radon	No	No
Temperature	Yes	Yes Catalog note Stated accuracy of ±0.1°C.
TVOC	No	Yes Catalog note Sensirion VOC Index, reported on a 0 to 500 scale.
Uv	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