Google Nest Protect (Battery) vs X-Sense SC07-MR Smart Smoke & CO Alarm comparison

Updated August 2026

Data from Amazon and official Google and X-Sense sites.

2026 verdict

Google Nest Protect (Battery) has the better all-around case than X-Sense SC07-MR Smart Smoke & CO Alarm in 2026, starting with connectivity, integrations, and sensors. It has the clearer edge on connectivity, integrations, and sensors, and it stays ahead on Built-in light and tests itself. X-Sense SC07-MR Smart Smoke & CO Alarm still makes sense if rating, warranty, and battery life are your priority, but most buyers should still lean toward Google Nest Protect (Battery). That is why Google Nest Protect (Battery) wins the verdict here.

Winner

Google

Google Nest Protect (Battery)

$400.00

Buy on Amazon USA

X-Sense

X-Sense SC07-MR Smart Smoke & CO Alarm

Price unavailable right now

Buy on Amazon Italy

Price alerts

Smoke & CO Detector prices change while you decide

We check the price of every Smoke & CO Detector in the catalog daily and email you the drops, whichever one you pick.

Your subscription could not be saved. Please try again.

Your subscription has been successful.

Feature	Google Nest Protect (Battery)	X-Sense SC07-MR Smart Smoke & CO Alarm	Winner
Rating	4.4	4.6	X-Sense SC07-MR Smart Smoke & CO Alarm
Warranty	2 years	5 years	X-Sense SC07-MR Smart Smoke & CO Alarm
Battery Life	2 years	5 years	X-Sense SC07-MR Smart Smoke & CO Alarm
Connectivity	2.4 GHz WiFi, Bluetooth, Other	2.4 GHz WiFi, Other	Google Nest Protect (Battery)
Integrations	Google Home, Home Assistant	Home Assistant	Google Nest Protect (Battery)
Screen	NO	YES	X-Sense SC07-MR Smart Smoke & CO Alarm
Sensors	Smoke, CO, Occupancy, Temperature, Humidity, Ambient Light, Motion	Smoke, CO	Google Nest Protect (Battery)
Built-in Light	YES	NO	Google Nest Protect (Battery)
Tests Itself	YES	NO	Google Nest Protect (Battery)
Pathlight	YES	NO	Google Nest Protect (Battery)
Steam Check	YES	NO	Google Nest Protect (Battery)
Alerts	Fire Alerts, CO Alerts, Low Battery Alerts	Fire Alerts, CO Alerts, Low Battery Alerts	Tie

Winner

Google

Google Nest Protect (Battery)

$400.00

Buy on Amazon USA

+ Connectivity: 2.4 GHz WiFi, Bluetooth, Other
+ Integrations: Google Home, Home Assistant
+ Sensors: Smoke, CO, Occupancy, Temperature, Humidity, Ambient Light, Motion
- Rating: 4.4 vs 4.6
- Warranty: 2 years vs 5 years

X-Sense

X-Sense SC07-MR Smart Smoke & CO Alarm

Price unavailable right now

Buy on Amazon Italy

+ Rating: 4.6
+ Warranty: 5 years
+ Battery Life: 5 years
- Connectivity: 2.4 GHz WiFi, Other vs 2.4 GHz WiFi, Bluetooth, Other
- Integrations: Home Assistant vs Google Home, Home Assistant

Frequently Asked Questions

Which is better overall: Google Nest Protect (Battery) or X-Sense SC07-MR Smart Smoke & CO Alarm?

Google Nest Protect (Battery) has the stronger overall profile in this comparison, especially for connectivity, integrations, and sensors.

What is the biggest difference between Google Nest Protect (Battery) and X-Sense SC07-MR Smart Smoke & CO Alarm?

Rating is one of the clearest differences: Google Nest Protect (Battery) lists 4.4, while X-Sense SC07-MR Smart Smoke & CO Alarm lists 4.6.

Who should buy Google Nest Protect (Battery)?

Choose Google Nest Protect (Battery) if your priority is connectivity and integrations and that matters more than rating.

Who should buy X-Sense SC07-MR Smart Smoke & CO Alarm?

Choose X-Sense SC07-MR Smart Smoke & CO Alarm if your priority is rating and warranty and that matters more than connectivity.

Full comparison table

Compare all 19 Smoke & CO Detectors side by side

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