Side-by-side reliability

Google Nest Nest Hello (1st gen) vs Google Nest Temperature sensor

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

Model A

Google Nest Nest Hello (1st gen)

Reliability signal — · Insufficient data · data confidence Very Low

1 failure reports · Insufficient data · Very Low confidence

Most common failure: Internal doorbell battery end-of-life after ~8 years
Typical failure age: 8 yr
Median repair cost: —
Highest reported repair: —

Median months

% mfr warranty

After warranty reports

Avg repair cost

—

Top failure categories

Internal doorbell battery end-of-life after ~8 years1

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Model B

Google Nest Temperature sensor