Smoke & CO Detectors · Head to head

Kidde Smart Smoke Alarm (P4010ACS-WF) vs YoLink Photoelectric Smoke Alarm

Full Smart Smoke & CO Detectors comparison in 2026

Updated October 2026
Data from Amazon and official Kidde and YoLink sites.
2026 verdict
Kidde Smart Smoke Alarm (P4010ACS-WF) is the more complete option versus YoLink Photoelectric Smoke Alarm in 2026, helped most by warranty, battery life, and integrations.
Kidde Smart Smoke Alarm (P4010ACS-WF)
Winner
Kidde Smart Smoke Alarm (P4010ACS-WF)

Last recorded priceOct 10, 2026$89.99

Currently unavailable on Amazon USA
See on Amazon USA
It separates itself most clearly on warranty, battery life, and integrations, while still looking better on its broader overall balance. Pick YoLink Photoelectric Smoke Alarm only when rating is the deciding factor for your setup. That makes Kidde Smart Smoke Alarm (P4010ACS-WF) the clearer recommendation in 2026.
vs
Deals by email

Smoke & CO Detector prices change while you decide

We follow prices across the catalog and email you the best deals we find.

Smart home deals and news, straight to your inbox

Price drops, new releases and the smart home news worth knowing.

No spam. Unsubscribe in one click.

Your subscription could not be saved. Please try again.
Please enter a valid email address.
Tick the box above to finish signing up.
We couldn't verify you're human. Please try again.
Too many attempts. Please try again in an hour.
Your subscription has been successful.
FeatureKidde Smart Smoke Alarm (P4010ACS-WF)YoLink Photoelectric Smoke AlarmWinner
Rating3.25.0YoLink Photoelectric Smoke Alarm
Warranty10 years2 yearsKidde Smart Smoke Alarm (P4010ACS-WF)
Battery Life10 years5 yearsKidde Smart Smoke Alarm (P4010ACS-WF)
IntegrationsGoogle Home, Home AssistantHome AssistantKidde Smart Smoke Alarm (P4010ACS-WF)
Connectivity2.4 GHz WiFiOtherTie
ScreenNONOTie
SensorsSmokeSmokeTie
AlertsFire Alerts, Low Battery AlertsFire Alerts, Low Battery AlertsTie
Built-in SirenYESYESTie
Built-in LightNONOTie
PathlightNONOTie
Steam CheckNONOTie

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Kidde Smart Smoke Alarm (P4010ACS-WF)
  • YoLink Photoelectric Smoke Alarm

Loading price history...

Frequently Asked Questions

Which is better overall: Kidde Smart Smoke Alarm (P4010ACS-WF) or YoLink Photoelectric Smoke Alarm?

Kidde Smart Smoke Alarm (P4010ACS-WF) has the stronger overall profile in this comparison, especially for warranty, battery life, and integrations.

What is the biggest difference between Kidde Smart Smoke Alarm (P4010ACS-WF) and YoLink Photoelectric Smoke Alarm?

Rating is one of the clearest differences: Kidde Smart Smoke Alarm (P4010ACS-WF) lists 3.2, while YoLink Photoelectric Smoke Alarm lists 5.0.

Who should buy Kidde Smart Smoke Alarm (P4010ACS-WF)?

Choose Kidde Smart Smoke Alarm (P4010ACS-WF) if your priority is warranty and battery life and that matters more than rating.

Who should buy YoLink Photoelectric Smoke Alarm?

Choose YoLink Photoelectric Smoke Alarm if your priority is rating and that matters more than warranty.

Full comparison table

Compare all 25 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.

  • 25 Smoke & CO Detectors
  • 44 specs compared
  • 41 filters
Open the full comparison
More Smoke & CO Detectors

Top Smoke & CO Detectors to compare next

25 smart smoke and CO detectors from 9 brands compared: X-Sense, First Alert, Kidde, Google Nest and more. Sensor types, interlink and alerts.

All Smoke & CO Detectors
Kidde

More Kidde products

A sharper look at other Kidde products worth comparing.

Explore Kidde
YoLink

More YoLink products

A sharper look at other YoLink products worth comparing.

Explore YoLink
Price alert

Get an email when the price drops

How much should it drop?

Cancel anytime from the email.

Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search