Wireless Temperature & Humidity Sensor with 24/7 Data Logger vs RuuviTag Pro 3in1 Wireless Bluetooth Sensor

Overall winner: RuuviTag Pro 3in1 Wireless Bluetooth Sensor

Key Differences

tempi.fi's sensor (A) offers 24/7 data logging and phone alerts and sits at a more affordable price tier, while Ruuvi's RuuviTag Pro (B) adds motion detection and explicit C/F temperature readout, but is based on far fewer user reviews

Wireless Temperature & Humidity Sensor with 24/7 Data Logger

Wireless Temperature & Humidity Sensor with 24/7 Data Logger

tempi.fi • ★ 4.0/5 • Mid-Range

Wireless temperature and humidity monitor with automatic minute readings and phone alerts. Useful for refrigerators, freezers, and greenhouses; users report easy setup and accurate readings

Pros

  • automatic minute-by-minute readings
  • phone alerts to multiple phones
  • unlimited data storage
  • premium Swiss components for accuracy

Cons

  • bluetooth-only connectivity may affect range
  • some connectivity issues reported
Check current price on Amazon →
RuuviTag Pro 3in1 Wireless Bluetooth Sensor

RuuviTag Pro 3in1 Wireless Bluetooth Sensor

Ruuvi • ★ 3.6/5 • Mid-Range

Wireless Bluetooth sensor measuring temperature (C/F), air humidity, and motion with alerts and history. Easy to use with replaceable battery and high-accuracy temperature sensing. Customer note: versatile for monitoring environments

Pros

  • measures temperature, humidity, and motion
  • high-accuracy temperature sensor (TMP117)
  • easy to use with replaceable battery
  • integrates with smart home platforms

Cons

  • no explicit price or availability data
  • no detailed battery life info
  • customer feedback not provided
Check current price on Amazon →

Head-to-Head

CriteriaWinner
Price tempi.fi
Durability Tie
Versatility Ruuvi
User Reviews tempi.fi