Aranet Aranet4 Home vs Awair Element: Which Should You Buy?
A spec-by-spec comparison of the Aranet Aranet4 Home ($200) and the Awair Element ($200) — accuracy, sensors, connectivity, and which one fits your situation.
Quick Verdict
The two are closely priced; the Aranet Aranet4 Home has the tighter stated CO2 accuracy (±50 ppm); the Awair Element tracks more parameters (5 vs 4); only the Awair Element offers WiFi for remote monitoring; the Aranet Aranet4 Home is the portable option.
Choose the Aranet Aranet4 Home if measurement accuracy is your priority, or you will carry it between rooms or when travelling.
Choose the Awair Element if you want the fuller picture (CO2, Temperature, Humidity, VOC, PM2.5), or you need remote access and history in an app.
Specs Side by Side
| Feature | Aranet Aranet4 Home | Awair Element |
|---|---|---|
| Price | $200 | $200 |
| Sensors | CO2, Temperature, Humidity, Atmospheric Pressure | CO2, Temperature, Humidity, VOC, PM2.5 |
| Sensor Type | NDIR | NDIR |
| CO2 Accuracy | ±50 ppm | ±75 ppm |
| CO2 Range | 0-9999 ppm | 400-5000 ppm |
| Connectivity | Bluetooth | WiFi, Bluetooth |
| Display | Yes | Yes |
| Portable | Yes | No |
| Battery Life | 2+ years | USB powered |
Green highlights the stronger spec where there is a clear winner.
Frequently Asked Questions
Which is better, the Aranet Aranet4 Home or the Awair Element?+
The two are closely priced; the Aranet Aranet4 Home has the tighter stated CO2 accuracy (±50 ppm); the Awair Element tracks more parameters (5 vs 4); only the Awair Element offers WiFi for remote monitoring; the Aranet Aranet4 Home is the portable option. Choose the Aranet Aranet4 Home if measurement accuracy is your priority, or you will carry it between rooms or when travelling. Choose the Awair Element if you want the fuller picture (CO2, Temperature, Humidity, VOC, PM2.5), or you need remote access and history in an app.
Is the Aranet Aranet4 Home or Awair Element cheaper?+
The Aranet Aranet4 Home is the more affordable option at $200, versus $200 for the Awair Element.
Do both use real CO2 sensors?+
The Aranet Aranet4 Home uses a NDIR sensor; the Awair Element uses a NDIR sensor. NDIR and photoacoustic sensors measure CO2 directly, unlike eCO2 estimators.
Which measures more air quality parameters?+
The Awair Element tracks more, with 5 parameters (CO2, Temperature, Humidity, VOC, PM2.5), compared with 4 for the Aranet Aranet4 Home.
Neither One Quite Right? Consider These
Other monitors in the same class, ranked on sensor accuracy first.
AirGradient ONE
$150NDIR sensor · ±50 ppm · Built-in display
Research-grade ±50 ppm accuracy and tracks 6 metrics in one unit.
Airthings View Plus
$300NDIR sensor · ±50 ppm · Built-in display
Research-grade ±50 ppm accuracy and tracks 7 metrics in one unit.
Aranet Aranet4 Pro
$250NDIR sensor · ±30 ppm · Built-in display
The tightest accuracy in this list and runs 2+ years on a charge.
Browse the full monitor directory →
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