Indoor air quality monitors / Comparison

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Consumer monitoring packages for US buyers. These comparisons do not certify indoor safety, diagnose health conditions or replace dedicated smoke/CO alarms or professional testing.

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Documented specifications and exact purchase packages
Compare the details	Aranet4 HOME (US selection)
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US purchase package	Aranet4 HOME, US destination; not PRO. Product & sources One standard consumer monitor in the specified US selection. Optional hubs, extra sensors and commercial services are not assumed included. Sources · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.Aranet: Aranet4 HOME app and export FAQChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Where to buy	Select: Aranet4 HOME, US destination; not PRO. View at Aranet — Aranet4 HOME (US selection); opens in a new tab The link may open several packages. Check current price and availability with the seller. Opens in a new tab.
Direct CO2 sensing Whether a dedicated CO2 sensing method is documented. Do not substitute derived eCO2 from another gas sensor for a direct CO2 measurement.	Yes Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
CO2 method and revision The manufacturer-described CO2 sensing technology. The method alone does not establish calibrated accuracy or identical behavior between revisions.	NDIR CO2 sensing. Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
PM2.5 sensing Whether a particle sensor for PM2.5 is documented. CO2, particles and gases are different quantities. One sensor does not measure all of them.	No Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Radon sensing Whether the product includes a documented radon sensor. Keep sensor presence separate from professional test certification, local rules and interpretation of results.	No Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
VOC signal type The documented VOC-related output or its absence. A relative index, total-VOC estimate and compound-specific concentration are not interchangeable.	No VOC sensing in the documented CO2, temperature, humidity and pressure sensor set. Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Temperature and humidity Whether both temperature and relative humidity sensing are documented. Use the placement and operating conditions in the manual; a shared room does not imply identical readings.	Yes Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Numeric display on the device Whether the device itself displays numeric readings. A coloured indicator is not a numeric display. App readings are a separate viewing route.	Yes Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Data connection The documented local or internet connection path. Bluetooth synchronization does not by itself provide remote access from outside the home.	Bluetooth to the Aranet Home app; local readings do not need Wi-Fi. Sources · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.Aranet: Aranet4 HOME app and export FAQChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Power and included equipment Power source and relevant package equipment. A supplied USB cable does not establish a supplied wall adapter. Battery life depends on usage and settings.	Battery-operated device; confirm the current US box and replacement-battery requirements. Source · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
History, export and service conditions Documented ways to view or retain data and the applicable service limits. Local readings, a cloud dashboard, export and commercial API rights are different entitlements.	Nearby app synchronization and export are documented. HOME is not the PRO/base-station product. Sources · 2026-10-11 Aranet: Aranet4 HOME product and measured quantitiesChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.Aranet: Aranet4 HOME app and export FAQChecked 2026-10-11. We reviewed the official page text on the check date. Checkout options were not verified.
Questions to check before buying	Read the source notes for the exact package and operating conditions.

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