Aranet4 vs Airthings View Plus: Which Air Quality Monitor Wins?
The Aranet4 Home and Airthings View Plus are two of the best indoor air quality monitors on the market. But they serve slightly different needs. This Aranet4 vs Airthings comparison covers sensors, battery life, subscriptions, and which is right for you.
Feature Comparison
| Feature | Aranet4 Home | Airthings View Plus |
|---|---|---|
| CO₂ sensor | NDIR (research-grade) | NDIR |
| Parameters | CO₂, temp, humidity, pressure | CO₂, temp, humidity, PM2.5, radon, VOCs |
| Battery life | Up to 4 years | ~1 year (USB rechargeable) |
| Subscription | ✅ None (free app) | ❌ Some features require subscription |
| Display | E-ink (sharp, low power) | LCD (backlit) |
| Connectivity | Bluetooth only | Wi-Fi + Bluetooth |
| Price | $200-250 | $250-300 |
Parameters: Airthings Wins for Completeness
If you need PM2.5, radon, or VOC tracking, the Airthings View Plus is the clear winner. The Aranet4 focuses on CO₂, temperature, humidity, and pressure – which covers 90% of indoor air quality concerns.
Battery: Aranet4 Wins
4 years vs 1 year. The Aranet4's e-ink display is incredibly power-efficient. Airthings View Plus needs recharging every 12 months.
Subscription: Aranet4 Wins
Aranet4's app is 100% free. Airthings requires a subscription for advanced insights and data export.
Which Should You Buy?
Choose Aranet4 if: You want accurate CO₂ data, long battery life, and zero subscriptions.
Choose Airthings if: You need PM2.5, radon, or VOC tracking and don't mind a subscription.
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Disclaimer:
The information provided on this website is for informational and educational purposes only. Product details, pricing, and availability may change over time. Please verify all information directly from the official website before making any purchase decision.

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