Aranet Aranet4 Home vs Aranet Aranet4 Pro: Which Should You Buy?
A spec-by-spec comparison of the Aranet Aranet4 Home ($200) and the Aranet Aranet4 Pro ($250) — accuracy, sensors, connectivity, and which one fits your situation.
Quick Verdict
The Aranet Aranet4 Home is $50 cheaper; the Aranet Aranet4 Pro has the tighter stated CO2 accuracy (±30 ppm).
Choose the Aranet Aranet4 Home if you want to spend less.
Choose the Aranet Aranet4 Pro if measurement accuracy is your priority.
Specs Side by Side
| Feature | Aranet Aranet4 Home | Aranet Aranet4 Pro |
|---|---|---|
| Price | $200 | $250 |
| Sensors | CO2, Temperature, Humidity, Atmospheric Pressure | CO2, Temperature, Humidity, Atmospheric Pressure |
| Sensor Type | NDIR | NDIR |
| CO2 Accuracy | ±50 ppm | ±30 ppm |
| CO2 Range | 0-9999 ppm | 0-9999 ppm |
| Connectivity | Bluetooth | Bluetooth |
| Display | Yes | Yes |
| Portable | Yes | Yes |
| Battery Life | 2+ years | 2+ years |
Green highlights the stronger spec where there is a clear winner.
Frequently Asked Questions
Which is better, the Aranet Aranet4 Home or the Aranet Aranet4 Pro?+
The Aranet Aranet4 Home is $50 cheaper; the Aranet Aranet4 Pro has the tighter stated CO2 accuracy (±30 ppm). Choose the Aranet Aranet4 Home if you want to spend less. Choose the Aranet Aranet4 Pro if measurement accuracy is your priority.
Is the Aranet Aranet4 Home or Aranet Aranet4 Pro cheaper?+
The Aranet Aranet4 Home is the more affordable option at $200, versus $250 for the Aranet Aranet4 Pro.
Do both use real CO2 sensors?+
The Aranet Aranet4 Home uses a NDIR sensor; the Aranet Aranet4 Pro uses a NDIR sensor. NDIR and photoacoustic sensors measure CO2 directly, unlike eCO2 estimators.
Which measures more air quality parameters?+
Both track 4 parameters: the Aranet Aranet4 Home covers CO2, Temperature, Humidity, Atmospheric Pressure, while the Aranet Aranet4 Pro covers CO2, Temperature, Humidity, Atmospheric Pressure.
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