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Temperature & Humidity Sensors · Head to head

Nest Temperature Sensor (2nd gen) vs Shelly H&T Gen3

Full Smart Temperature/Humidity Sensors comparison in 2026

Updated September 2026
Data from Amazon and official Google and Shelly sites.
2026 verdict
Shelly H&T Gen3 is the more complete option versus Nest Temperature Sensor (2nd gen) in 2026, helped most by warranty, connectivity, and screen.
Shelly H&T Gen3
Winner
Shelly H&T Gen3
$40.99
Buy on Amazon USACheck price
The main reason it wins is warranty, connectivity, and screen, and integrations and sensors strengthen that case. Nest Temperature Sensor (2nd gen) still makes sense if price, rating, and battery life are your priority, but most buyers should still lean toward Shelly H&T Gen3. For the average buyer, Shelly H&T Gen3 is the safer choice.
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FeatureNest Temperature Sensor (2nd gen)Shelly H&T Gen3Winner
Price$39.98$40.99Nest Temperature Sensor (2nd gen)
Rating4.43.5Nest Temperature Sensor (2nd gen)
Warranty1 year3 yearsShelly H&T Gen3
Battery Life3 years1 yearNest Temperature Sensor (2nd gen)
ConnectivityNone2.4 GHz WiFi, BluetoothShelly H&T Gen3
ScreenNOYESShelly H&T Gen3
IntegrationsGoogle HomeGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterShelly H&T Gen3
SensorsTemperatureTemperature, HumidityShelly H&T Gen3
AlertsNoneTemperature Alerts, Humidity AlertsShelly H&T Gen3

Frequently Asked Questions

Which is better overall: Nest Temperature Sensor (2nd gen) or Shelly H&T Gen3?

Shelly H&T Gen3 has the stronger overall profile in this comparison, especially for warranty, connectivity, and screen.

What is the biggest difference between Nest Temperature Sensor (2nd gen) and Shelly H&T Gen3?

Price is one of the clearest differences: Nest Temperature Sensor (2nd gen) lists $39.98, while Shelly H&T Gen3 lists $40.99.

Which one looks better on price?

Nest Temperature Sensor (2nd gen) is listed at $39.98, while Shelly H&T Gen3 is listed at $40.99. Nest Temperature Sensor (2nd gen) (better spec).

Who should buy Nest Temperature Sensor (2nd gen)?

Choose Nest Temperature Sensor (2nd gen) if your priority is price and rating and that matters more than warranty.

Who should buy Shelly H&T Gen3?

Choose Shelly H&T Gen3 if your priority is warranty and connectivity and that matters more than price.

Full comparison table

Compare all 34 Temperature & Humidity Sensors side by side

You are looking at two of them. The full table lines up all Temperature & Humidity Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 34 Temperature & Humidity Sensors
  • 43 specs compared
  • 39 filters
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