Ecobee SmartSensor vs Nest Temperature Sensor (2nd gen) comparison

Updated July 2026

Data from Amazon and official Ecobee and Google sites.

2026 verdict

Ecobee SmartSensor wins the 2026 matchup against Nest Temperature Sensor (2nd gen), mainly on rating, warranty, and battery life. Its biggest wins come from rating, warranty, and battery life, and integrations and sensors adds more confidence to the verdict. You should still consider Nest Temperature Sensor (2nd gen) if price matters more than raw overall balance. That makes Ecobee SmartSensor the clearer recommendation in 2026.

Winner

Ecobee

Ecobee SmartSensor

$99.99

Buy on Amazon USA Buy on Amazon Canada

Google

Nest Temperature Sensor (2nd gen)

$39.98

Buy on Amazon USA Buy on Amazon Canada

Feature	Ecobee SmartSensor	Nest Temperature Sensor (2nd gen)	Winner
Price	$99.99	$39.98	Nest Temperature Sensor (2nd gen)
Rating	4.6	4.5	Ecobee SmartSensor
Warranty	3 years	1 year	Ecobee SmartSensor
Battery Life	5 years	3 years	Ecobee SmartSensor
Integrations	Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTT	Google Home	Ecobee SmartSensor
Sensors	Temperature, Occupancy	Temperature	Ecobee SmartSensor
Alerts	Temperature Alerts	None	Ecobee SmartSensor
Screen	NO	NO	Tie

Winner

Ecobee

Ecobee SmartSensor

$99.99

Buy on Amazon USA Buy on Amazon Canada

+ Rating: 4.6
+ Warranty: 3 years
+ Battery Life: 5 years
- Price: $99.99 vs $39.98

Google

Nest Temperature Sensor (2nd gen)

$39.98

Buy on Amazon USA Buy on Amazon Canada

+ Price: $39.98
- Rating: 4.5 vs 4.6
- Warranty: 1 year vs 3 years

Frequently Asked Questions

Which is better overall: Ecobee SmartSensor or Nest Temperature Sensor (2nd gen)?

Ecobee SmartSensor has the stronger overall profile in this comparison, especially for rating, warranty, and battery life.

What is the biggest difference between Ecobee SmartSensor and Nest Temperature Sensor (2nd gen)?

Price is one of the clearest differences: Ecobee SmartSensor lists $99.99, while Nest Temperature Sensor (2nd gen) lists $39.98.

Which one looks better on price?

Ecobee SmartSensor is listed at $99.99, while Nest Temperature Sensor (2nd gen) is listed at $39.98. Nest Temperature Sensor (2nd gen) (better spec).

Who should buy Ecobee SmartSensor?

Choose Ecobee SmartSensor if your priority is rating and warranty and that matters more than price.

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

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

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