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Toilets under 1.2 GPF

All toilets

24 toilets under 1.2 GPF from TOTO, Casta Diva, Los Flexi and more. Most cost $240 to $1,770, and half cost less than $630.

Top brands: TOTO (14)

Casta Diva

Under 1.2 GPF

+Under 1.2 GPF: the lowest gallons per flush of the 24 here
$629.98-21%List: $799.99
as of 11/03/2026 22:20 PST - Details
Casta Diva

One-piece, Elongated, Under 1.2 GPF, Chair height

+Uses under 1.2 GPF for water-saving flushing
+Elongated bowl for added seating room
+Chair height seat for easier sitting and standing
−Single flush design without a dual flush option
$249.99-17%List: $299.99
as of 11/03/2026 22:20 PST - Details
Horow

One-piece, Under 1.2 GPF, Chair height, 12 in

+Under 1.2 GPF flush uses less water than typical toilets
+One-piece design with no separate tank to clean
+Chair height suits taller users and easier sitting
−Auto flush depends on batteries for operation
−Non-electric design lacks heated seat and warm water features
$369.00-8%List: $398.99
as of 11/03/2026 23:27 PST - Details
Casta Diva

Elongated, Under 1.2 GPF, Chair height

+Uses under 1.2 GPF for water-saving flushing
+Elongated bowl for added seating room
+Chair height seat for easier sitting and standing
−Non-electric, so no smart features built in
$379.00-5%List: $399.00
as of 11/03/2026 22:20 PST - Details
Los Flexi

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Pressure assisted flush using under 1.2 GPF
+Elongated bowl for more seating space
+Chair height at 18.8 inches for easier sitting
−Two-piece design has a separate tank to clean
$399.99
as of 11/04/2026 00:44 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF

+Under 1.2 GPF flush for water savings
+Elongated bowl for added seating comfort
+Two-piece design with a separate tank
−Two-piece design has a tank that sits on the bowl
No price recorded yet.
EcoFlush

Two-piece, Under 1.2 GPF, Chair height, 12 in

+Comfort chair height for easier sitting and standing
+Standard 12 inch rough-in fits common bathroom layouts
+Bottom inlet design
−Two-piece design has a seam between tank and bowl
No price recorded yet.
Los Flexi

One-piece, Elongated, Under 1.2 GPF, Chair height

+Under 1.2 GPF flush volume for water savings
+Elongated bowl for added seating comfort
+One-piece design with no seam between tank and bowl
−Non-electric, so no bidet or smart features
$239.99
as of 11/04/2026 00:03 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Under 1.2 GPF flush uses less water per flush
+Elongated bowl with chair height
+Two-piece design is simpler to transport
−Two-piece design has a seam at the tank joint
$576.59
as of 11/04/2026 06:35 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Under 1.2 GPF flush uses less water per flush
+Elongated bowl for added seating comfort
+Two-piece design with chair height
−Two-piece design has a seam at the tank joint
$882.91
as of 11/04/2026 06:35 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Under 1.2 GPF flush uses less water per flush
+WASHLET+ bidet function built in
+Elongated bowl with chair height
−Smart features add electrical setup requirements
$1,653.00
as of 11/04/2026 06:35 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Under 1.2 GPF flush uses less water per flush
+WASHLET+ bidet function built in
+Elongated bowl with chair height
−Smart features add electrical setup requirements
$1,697.26
as of 11/04/2026 06:35 PST - Details
TOTO

One-piece, Elongated, Under 1.2 GPF, Chair height

+One-piece design has no seam at the tank joint
+WASHLET+ bidet function built in
+Under 1.2 GPF flush uses less water per flush
−Smart features add electrical setup requirements
$1,399.00
as of 11/04/2026 06:35 PST - Details
TOTO

One-piece, Elongated, Under 1.2 GPF, Chair height

+One-piece design has no seam at the tank joint
+WASHLET+ bidet function built in
+Under 1.2 GPF flush uses less water per flush
−Smart features add electrical setup requirements
$1,515.00
as of 11/04/2026 06:35 PST - Details
TOTO

One-piece, Elongated, Under 1.2 GPF, Chair height

+One-piece design has no seam at the tank joint
+WASHLET+ bidet function built in
+Under 1.2 GPF flush uses less water per flush
−Smart features add electrical setup requirements
$1,770.00
as of 11/04/2026 06:35 PST - Details
TOTO

One-piece, Elongated, Under 1.2 GPF, Chair height

+Uses under 1.2 GPF per flush
+One-piece design with no joint between tank and bowl
+Smart WASHLET+ bidet features built in
−Requires a WASHLET-compatible setup to use bidet features
$1,825.00
as of 11/04/2026 06:35 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF

+Under 1.2 GPF flush for water savings
+Elongated bowl for added seating comfort
+Two-piece design with a separate tank
−Two-piece design has a tank that sits on the bowl
No price recorded yet.
TOTO

Two-piece, Elongated, Under 1.2 GPF, Chair height

+Uses under 1.2 GPF per flush
+Elongated bowl for added seating space
+Chair height suits taller users and easier sitting and standing
No price recorded yet.
American Standard

Two-piece, Elongated, Under 1.2 GPF, 12 in

+Pressure assist flushing
+Under 1.2 GPF for water savings
+12-inch rough-in fits standard setups
No price recorded yet.
TOTO

Dual flush, Under 1.2 GPF

+Under 1.2 GPF flush for water savings
+Dual flush option for water savings
+Integrated bidet seat built into the toilet
$3,907.00
as of 11/04/2026 06:35 PST - Details
TOTO

Two-piece, Elongated, Under 1.2 GPF

+Two-piece design with a separate tank
+Smart bidet seat included with the toilet
+Ultra-low 1.0 GPF flush uses less water per flush
No price recorded yet.
TOTO

Two-piece, Elongated, Under 1.2 GPF

+Two-piece design with a separate tank
+Smart bidet seat included with the toilet
+Ultra-low 1.0 GPF flush uses less water per flush
No price recorded yet.
Horow

Two-piece, Elongated, Single flush, Under 1.2 GPF

+Under 1.2 GPF: the lowest gallons per flush of the 24 here
$179.00
as of 11/03/2026 23:26 PST - Details

Compare specs

toiletPiecesBowl shapeGallons per flushSeat heightSpec scorePrice
Under 1.2 GPFn/a$629.98
as of 11/03/2026 22:20 PST - Details
One-pieceElongatedUnder 1.2 GPFChair heightn/a$249.99
as of 11/03/2026 22:20 PST - Details
One-pieceUnder 1.2 GPFChair heightn/a$369.00
as of 11/03/2026 23:27 PST - Details
ElongatedUnder 1.2 GPFChair heightn/a$379.00
as of 11/03/2026 22:20 PST - Details
Two-pieceElongatedUnder 1.2 GPFChair heightn/a$399.99
as of 11/04/2026 00:44 PST - Details
Two-pieceElongatedUnder 1.2 GPFChair heightn/a$159.99
as of 11/03/2026 23:26 PST - Details
Two-pieceElongatedUnder 1.2 GPFn/aNo current price
Two-pieceUnder 1.2 GPFChair heightn/aNo current price
One-pieceElongatedUnder 1.2 GPFChair heightn/a$239.99
as of 11/04/2026 00:03 PST - Details
Two-pieceElongatedUnder 1.2 GPFChair heightn/a$576.59
as of 11/04/2026 06:35 PST - Details

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.