“Nest Protect has been the best smart smoke detector for years — substantially better sensing and the most useful app of any detector we've tested”
Is the Google Nest Protect (Wired) worth it?
The Google Nest Protect (Wired) ($119-$139) is a top pick with a 9.2/10 consensus score across 12 expert reviews. Experts highlight split-spectrum sensor detects both fast-burning and smoldering fires and pre-alarm voice warning before full siren — 30-60 second advance notice. Wirecutter says: "Nest Protect has been the best smart smoke detector for years — substantially be..." Best for: Whole-home coverage, Families with children, Safety-first households.

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Google Nest Protect (Wired)
Smoke Detectors
SmartHomeExplorer proprietary rating
12 expert sources
The Google Nest Protect (Wired) earns a SHE Score of 6.8/10, driven by strong value (9.4/10) with room to improve in future-proofing (5/10). Based on 12 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 9.2/10 across 12 sources
Updated 1 week ago“Nest Protect has been the best smart smoke detector for years — substantially better sensing and the most useful app of any detector we've tested”
Key Features
- ✓ Split-spectrum sensing
- ✓ Pre-alarm warning
- ✓ Daily self-test
- ✓ Path light
Best For
Google Nest Protect (Wired) vs. the alternatives
How the Google Nest Protect (Wired) stacks up against other Security options on price, expert consensus, and our proprietary SHE Score.
| Product | Price | Consensus | SHE Score | Works With | Verdict |
|---|---|---|---|---|---|
| Google Nest Protect (Wired)This page | $119-$139 | 9.2/10 | 6.8/10 | major smart home platforms | Must Buy |
| First Alert Onelink Safe+Sound | $99-$120 | 8.2/10 | 6.3/10 | Amazon Alexa | Recommended |
| Kidde RemoteLync Smart Detector | $40-$60 | 7.6/10 | 6.1/10 | major smart home platforms | Good Value |
The Google Nest Protect (Wired) ($119-$139) earns a 9.2/10 expert consensus and a 6.8/10 SHE Score across 12 sources, versus the Eufy Security S330 Video Doorbell at $98.99 (8.7/10 consensus).
What Experts Agree On
What Experts Love
- ✓ Split-spectrum sensor detects both fast-burning and smoldering fires
- ✓ Pre-alarm voice warning before full siren — 30-60 second advance notice
- ✓ Daily self-testing with automatic diagnostics
- ✓ Path light activates at night when motion detected
- ✓ Wave-to-hush cancels false alarms without removing from ceiling
- ✓ No subscription required for full feature set
Common Criticisms
- ✗ Most expensive single-unit smart detector at $139
- ✗ Hardwired version requires existing smoke detector wiring
- ✗ Google ecosystem — limited Alexa and HomeKit support
Tap any pick to check its live July 4th price on Amazon.

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What The Experts Say
“The split-spectrum sensing and pre-alarm voice announcement are features no other consumer detector offers at this price”
“If you only buy one smart home safety device, make it the Nest Protect — no close second exists”
Ready to buy the Google Nest Protect (Wired)?
Check Price on Amazon$119-$139 · 12 expert sources · 9.2/10 consensus
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Frequently Asked Questions
Is the Google Nest Protect (Wired) worth it?
The Google Nest Protect (Wired) earns a 9.2/10 consensus score across 12 expert sources and is rated "Must Buy". At $119-$139, it is best for Whole-home coverage. Wirecutter notes: "Nest Protect has been the best smart smoke detector for years — substantially better sensing and the most useful app of any detect..."
How much does the Google Nest Protect (Wired) cost?
The Google Nest Protect (Wired) is priced at $119-$139. With a 9.2/10 score from 12 expert reviews and a "Must Buy" rating, that price represents strong value relative to the ~7.5/10 average for Security products. Prices shift often, so check the live figure before buying.
Who is the Google Nest Protect (Wired) best for?
The Google Nest Protect (Wired) is best for Whole-home coverage, Families with children, Safety-first households. Experts rate it "Must Buy" with a 9.2/10 consensus across 12 sources.
How does the Google Nest Protect (Wired) compare to other Security options?
Among the Security products we have aggregated, the Google Nest Protect (Wired) ranks above average with a 9.2/10 score. CNET adds: "The split-spectrum sensing and pre-alarm voice announcement are features no other consumer detector offers at this price"
What smart home systems does the Google Nest Protect (Wired) work with?
The Google Nest Protect (Wired) works with major smart home platforms. Check the compatibility notes above for any hub dependencies or setup requirements before you buy.
Does the Google Nest Protect (Wired) need a hub or a subscription?
No mandatory subscription — the core features work without a monthly fee.
What are the best alternatives to the Google Nest Protect (Wired)?
If the Google Nest Protect (Wired) ($119-$139, 9.2/10) is not the right fit, the closest alternatives in Security are First Alert Onelink Safe+Sound, Kidde RemoteLync Smart Detector, X-Sense Smart Smoke Detector. Compare them on price, ecosystem support, and expert consensus to find your match.
What are the pros and cons of the Google Nest Protect (Wired)?
The main strengths of the Google Nest Protect (Wired) are split-spectrum sensor detects both fast-burning and smoldering fires and pre-alarm voice warning before full siren — 30-60 second advance notice. The most-cited downside is most expensive single-unit smart detector at $139. Overall, 12 expert sources rate it "Must Buy" with a 9.2/10 consensus score.
Sources & Methodology
This review aggregates 12 independent expert reviews into a single consensus score. See how we build consensus scores and the SHE Score methodology.
Expert review sources cited on this page:
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 12 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.



