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Patio, Lawn & Garden

Smartpool WWNC71 Nitro Wall Climber Scrubber 60 Robotic Pool Cleaner (Available with a Swivel)

Patio, Lawn & Garden4.0· 2,252 Amazon ratings

Bias-adjusted across 2,252 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Patio, Lawn & Garden.

9.8%
Percentile · Global
9.7%
Percentile · Cohort
Patio, Lawn & Garden
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Smartpool WWNC71 Nitro Wall Climber Scrubber 60 Robotic Pool Cleaner (Available with a Swivel)

How the score was built

Amazon ratings
2,252

used for the Bayesian percentile

Raw star average
4.0 / 5

unadjusted Amazon mean

Bayesian avg
4.01

raw rating shrunk to the category prior

Reviewer-graph z
-0.707

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Patio, Lawn & Garden

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