X-Sense WiFi Smoke & CO Detector vs YoLink Photoelectric Smoke Alarm

Updated September 2026

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

2026 verdict

X-Sense WiFi Smoke & CO Detector edges out YoLink Photoelectric Smoke Alarm in 2026, led by warranty, screen, and sensors.

Winner

X-Sense WiFi Smoke & CO Detector

Buy on Amazon UK

The main reason it wins is warranty, screen, and sensors, and alerts and Built-in light strengthen that case. YoLink Photoelectric Smoke Alarm can still be the right pick, but only if rating, integrations, and tests itself outweigh the wider strengths of X-Sense WiFi Smoke & CO Detector. That is why X-Sense WiFi Smoke & CO Detector wins the verdict here.

Winner

X-Sense

X-Sense WiFi Smoke & CO Detector

Price unavailable right now

Buy on Amazon UK

YoLink

YoLink Photoelectric Smoke Alarm

$49.99

Buy on Amazon USA

Price alerts

Smoke & CO Detector prices change while you decide

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Feature	X-Sense WiFi Smoke & CO Detector	YoLink Photoelectric Smoke Alarm	Winner
Rating	4.5	5.0	YoLink Photoelectric Smoke Alarm
Warranty	5 years	2 years	X-Sense WiFi Smoke & CO Detector
Integrations	Home Assistant	Alexa, Home Assistant	YoLink Photoelectric Smoke Alarm
Screen	YES	NO	X-Sense WiFi Smoke & CO Detector
Sensors	Smoke, CO	Smoke	X-Sense WiFi Smoke & CO Detector
Alerts	Fire Alerts, CO Alerts, Low Battery Alerts	Fire Alerts, Low Battery Alerts	X-Sense WiFi Smoke & CO Detector
Built-in Light	YES	NO	X-Sense WiFi Smoke & CO Detector
Tests Itself	NO	YES	YoLink Photoelectric Smoke Alarm
Connectivity	2.4 GHz WiFi	Other	Tie
Built-in Siren	YES	YES	Tie
Pathlight	NO	NO	Tie
Steam Check	NO	NO	Tie

Winner

X-Sense

X-Sense WiFi Smoke & CO Detector

Price unavailable right now

Buy on Amazon UK

+ Warranty: 5 years
+ Screen: YES
+ Sensors: Smoke, CO
- Rating: 4.5 vs 5.0
- Integrations: Home Assistant vs Alexa, Home Assistant

YoLink

YoLink Photoelectric Smoke Alarm

$49.99

Buy on Amazon USA

+ Rating: 5.0
+ Integrations: Alexa, Home Assistant
+ Tests Itself: YES
- Warranty: 2 years vs 5 years
- Screen: NO vs YES

Frequently Asked Questions

Which is better overall: X-Sense WiFi Smoke & CO Detector or YoLink Photoelectric Smoke Alarm?

X-Sense WiFi Smoke & CO Detector has the stronger overall profile in this comparison, especially for warranty, screen, and sensors.

What is the biggest difference between X-Sense WiFi Smoke & CO Detector and YoLink Photoelectric Smoke Alarm?

Rating is one of the clearest differences: X-Sense WiFi Smoke & CO Detector lists 4.5, while YoLink Photoelectric Smoke Alarm lists 5.0.

Who should buy X-Sense WiFi Smoke & CO Detector?

Choose X-Sense WiFi Smoke & CO Detector if your priority is warranty and screen and that matters more than rating.

Who should buy YoLink Photoelectric Smoke Alarm?

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

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.