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Sump Pumps: the numbers

Everything below is computed from the 10 curated sump pumps we track - no estimates, no third-party data.

10Curated models
6Brands
★ 4.5Average Amazon rating
40,636Amazon ratings

How Amazon buyers rate them

The average Amazon rating across the category is ★ 4.5. Low-rated products with meaningful rating volume are dropped during curation, so the spread below reflects the survivors.

★ 4.6-5.0
5
★ 4.3-4.5
4
★ 4.0-4.2
1
Below ★ 4.0
0

Brand share of the curated catalog

Wayne
3 · 30%
Zoeller
2 · 20%
Little Giant
2 · 20%
Superior Pump
1 · 10%
Liberty Pumps
1 · 10%
Basement Watchdog
1 · 10%

Most-rated models

Where these numbers come from

Counts, ratings, and rating totals are pulled from the curated sump pumps catalog on every build - the same data behind the Sump Pumps category page. Junk listings and no-name brands are filtered out before anything is counted. Product data: updated 7 days ago.