“Kidde Smart Detect is the best budget smart smoke detector — phone alerts and CO detection at $55 with no subscription”
The Kidde Smart Detect ($55) is worth considering with a 7.6/10 consensus score across 8 expert reviews. Experts highlight no subscription required — phone alerts included free and battery-powered — no wiring needed. Tom's Guide says: "Kidde Smart Detect is the best budget smart smoke detector — phone alerts and CO..." Best for: Budget smart home upgrades, First-time smart detector buyers, Renters.

Kidde Smart Detect
Smoke & CO
SmartHomeExplorer proprietary rating
8 expert sources
The Kidde Smart Detect earns a SHE Score of 6.2/10, driven by strong value (9.6/10) with room to improve in future-proofing (5/10). Based on 8 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 7.6/10 across 8 sources
Last verified:“Kidde Smart Detect is the best budget smart smoke detector — phone alerts and CO detection at $55 with no subscription”
Key Features
- ✓ $55 price
- ✓ No subscription
- ✓ Battery powered
- ✓ Phone alerts
Best For
What Experts Agree On
What Experts Love
- ✓ No subscription required — phone alerts included free
- ✓ Battery-powered — no wiring needed
- ✓ Combination smoke and CO detection at budget price
- ✓ App notifications for remote monitoring
Common Criticisms
- ✗ Photoelectric only — no split-spectrum sensing
- ✗ No audio interconnect between units
- ✗ 0.8 false alarms per year — higher than Nest Protect
- ✗ Basic app compared to Google Home integration
What The Experts Say
“A solid step up from traditional detectors at a price that makes whole-home replacement financially practical”
Frequently Asked Questions
Is the Kidde Smart Detect worth it?
Kidde Smart Detect earns a 7.6/10 consensus score across our 12 expert sources. It is rated "Good Value" — Budget smart home upgrades. At $55, Kidde Smart Detect is the best budget smart smoke detector — phone alerts and CO detection at $55 with no subscription
Who is the Kidde Smart Detect best for?
Kidde Smart Detect is best for: Budget smart home upgrades, First-time smart detector buyers, Renters. Experts rate it "Good Value" overall.
How does the Kidde Smart Detect compare to other Security options?
Among the Security products we have reviewed, Kidde Smart Detect ranks above average with a 7.6/10 score. A solid step up from traditional detectors at a price that makes whole-home replacement financially practical
What smart home systems does the Kidde Smart Detect work with?
Kidde Smart Detect works with major smart home platforms. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the Kidde Smart Detect?
The main pros of the Kidde Smart Detect are no subscription required — phone alerts included free and battery-powered — no wiring needed. The main downside is photoelectric only — no split-spectrum sensing. Overall, experts rate it "Good Value" with a 7.6/10 consensus score.
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 8 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.

