Elongated, 1.5 to 1.6 GPF
+Elongated bowl gives extra seating length
+Uses 1.5 to 1.6 gallons per flush
−Elongated bowl takes up more floor space than round
$424.31
as of 11/03/2026 23:47 PST - DetailsProduct details
Kohler K-3978-96 Wellworth Elongated 1.6 gpf Toilet, Biscuit
$424.31as of 11/03/2026 23:47 PST - Details
View on AmazonPros
+Elongated bowl gives extra seating length
+Uses 1.5 to 1.6 gallons per flush
Cons−Elongated bowl takes up more floor space than round
Compared with the 1 toilets on this page−1.5 to 1.6 GPF: 14 of the 15 here have a lower gallons per flush
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