Side-by-side reliability

Roborock S7 Max Ultra vs Bissell Little Green 1400B

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

Roborock S7 Max Ultra

Reliability signal — · Insufficient data · data confidence Very Low

1 failure reports · Insufficient data · Very Low confidence

Most common failure: Robot stopped working with Error 13 at exactly 24 months
Typical failure age: 2 yr
Median repair cost: —
Highest reported repair: —

Median months

% mfr warranty

After warranty reports

Avg repair cost

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Top failure categories