Side-by-side reliability

Kidde KN-COSM-IBA vs Aqara Hub M2

Compare reliability signal, data confidence, common failures, typical age, and reported repair cost. Warranty window reference: 12–12 months depending on category.

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Model A

Kidde KN-COSM-IBA

Reliability signal — · Early signal · data confidence Low

9 failure reports · Early signal · Low confidence

Most common failure: Overheating
Typical failure age: 11.5 mo
Median repair cost: —
Highest reported repair: —

Median months

11.5

% mfr warranty

—

After warranty reports

Avg repair cost

—

Top failure categories

Overheating6
Fire / ignition2
Carbon Monoxide Detectors (712)1

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Model B

Aqara Hub M2

Reliability signal — · Insufficient data · data confidence Very Low

0 failure reports · Insufficient data · Very Low confidence

Most common failure: —
Typical failure age: —
Median repair cost: —
Highest reported repair: —