Smoke & CO Detectors · Head to head

Google Nest Protect (Battery) vs Google Nest Protect (Wired)

Full Smart Smoke & CO Detectors comparison in 2026

Updated July 2026
Data from Amazon and official Google site.
2026 verdict
Between Google Nest Protect (Battery) and Google Nest Protect (Wired), Google Nest Protect (Battery) is the better overall pick in 2026, leading on price. The main reason it wins is price, and its broader overall balance strengthens that case. Google Nest Protect (Wired) is still relevant if you care most about its specific feature mix, but Google Nest Protect (Battery) is the stronger recommendation overall. That is enough to make Google Nest Protect (Battery) the better pick for most buyers.
vs
FeatureGoogle Nest Protect (Battery)Google Nest Protect (Wired)Winner
Price$158.29$399.99Google Nest Protect (Battery)
Rating4.64.6Tie
Warranty2 years2 yearsTie
Connectivity2.4 GHz WiFi, Bluetooth2.4 GHz WiFi, BluetoothTie
IntegrationsGoogle Home, Home AssistantGoogle Home, Home AssistantTie
ScreenNONOTie
SensorsSmoke, CO, Occupancy, Temperature, Humidity, Ambient Light, MotionSmoke, CO, Occupancy, Temperature, Humidity, Ambient Light, MotionTie
AlertsFire Alerts, CO Alerts, Low Battery AlertsFire Alerts, CO Alerts, Low Battery AlertsTie
Built-in SirenYESYESTie
Built-in LightYESYESTie
Tests ItselfYESYESTie
PathlightYESYESTie

Frequently Asked Questions

Which is better overall: Google Nest Protect (Battery) or Google Nest Protect (Wired)?

Google Nest Protect (Battery) has the stronger overall profile in this comparison, especially for price.

What is the biggest difference between Google Nest Protect (Battery) and Google Nest Protect (Wired)?

Price is one of the clearest differences: Google Nest Protect (Battery) lists $158.29, while Google Nest Protect (Wired) lists $399.99.

Which one looks better on price?

Google Nest Protect (Battery) is listed at $158.29, while Google Nest Protect (Wired) is listed at $399.99. Google Nest Protect (Battery) (better spec).

Who should buy Google Nest Protect (Battery)?

Choose Google Nest Protect (Battery) if your priority is price and that matters more than the competing advantages.

Who should buy Google Nest Protect (Wired)?

Choose Google Nest Protect (Wired) if your priority is its specific strengths and that matters more than price.

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