Two-piece, Elongated, Under 1.2 GPF, Chair height
Toilets under 1.2 GPF
14 toilets under 1.2 GPF from TOTO, Casta Diva, Los Flexi and more. Most cost $179 to $1,653, and half cost less than $577.
Top brands: TOTO (9)
+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 - DetailsProduct details
Pressure Assisted Toilet with 18.8" Comfort Tall Height, Los Flexi Two Piece Toilet With Powerful Flush, ADA &
$399.99as of 11/04/2026 00:44 PST - Details
View on AmazonPros
+Pressure assisted flush using under 1.2 GPF
+Elongated bowl for more seating space
+Chair height at 18.8 inches for easier sitting
+12 inch rough-in fits a standard bathroom layout
Cons−Two-piece design has a separate tank to clean
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
Two-piece, Elongated, Single flush, Under 1.2 GPF
+Elongated bowl for added seating comfort
+Chair height eases sitting and standing
+Single flush uses under 1.2 GPF
−Single flush offers only one flush setting
$159.99
as of 11/03/2026 23:26 PST - DetailsProduct details
HOMLYLINK 18 Inch Elongated Tall Toilet for Seniors, ADA High Toilet for Bathroom, Two-Piece Water Save Single Flush
$159.99as of 11/03/2026 23:26 PST - Details
View on AmazonPros
+Elongated bowl for added seating comfort
+Chair height eases sitting and standing
+Single flush uses under 1.2 GPF
+Standard 12 inch rough-in fits most bathrooms
Cons−Single flush offers only one flush setting
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
TOTO® WASHLET+® Drake® II 1G® Two-Piece Elongated 1.0 GPF Toilet and WASHLET+® S2 Bidet Seat, Cotton White -No price recorded yet.View on Amazon
Pros
+Under 1.2 GPF flush for water savings
+Elongated bowl for added seating comfort
+Two-piece design with a separate tank
+Smart bidet seat included
Cons−Two-piece design has a tank that sits on the bowl
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
Ecoflush 17 Inch High Two Piece Pressure Assisted Toilet, 1.1 GPF, White | Toilet equipped with a bottom inlet,No price recorded yet.View on Amazon
Pros
+Comfort chair height for easier sitting and standing
+Standard 12 inch rough-in fits common bathroom layouts
+Bottom inlet design
Cons−Two-piece design has a seam between tank and bowl
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
American Standard 2462100.020 Cadet Two-Piece Pressure Assist Toilet with 12-In Rough-In, Elongated Front, White, 1.1No price recorded yet.View on Amazon
Pros
+Pressure assist flushing
+Under 1.2 GPF for water savings
+12-inch rough-in fits standard setups
+Elongated bowl for more seating room
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
TOTO® Promenade® II 1G® Two-Piece Elongated 1.0 GPF Universal Height Toilet with CEFIONTECT, Cotton White -
$576.59as of 11/04/2026 06:35 PST - Details
View on AmazonPros
+Under 1.2 GPF flush uses less water per flush
+Elongated bowl with chair height
+Two-piece design is simpler to transport
Cons−Two-piece design has a seam at the tank joint
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
TOTO® Glaston™ 1G® Two-Piece Elongated 1.0 GPF Universal Height Toilet with Right-Hand Trip Lever and CEFIONTECT®,
$882.91as of 11/04/2026 06:35 PST - Details
View on AmazonPros
+Under 1.2 GPF flush uses less water per flush
+Elongated bowl for added seating comfort
+Two-piece design with chair height
Cons−Two-piece design has a seam at the tank joint
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
TOTO® Glaston™ WASHLET®+ S2 Two-Piece Elongated 1.0 GPF Universal Height Toilet with CEFIONTECT®, Cotton White -
$1,653.00as of 11/04/2026 06:35 PST - Details
View on AmazonPros
+Under 1.2 GPF flush uses less water per flush
+WASHLET+ bidet function built in
+Elongated bowl with chair height
Cons−Smart features add electrical setup requirements
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
TOTO® Glaston™ WASHLET®+ S5 Two-Piece Elongated 1.0 GPF Universal Height Toilet with CEFIONTECT®, Cotton White -
$1,697.26as of 11/04/2026 06:35 PST - Details
View on AmazonPros
+Under 1.2 GPF flush uses less water per flush
+WASHLET+ bidet function built in
+Elongated bowl with chair height
Cons−Smart features add electrical setup requirements
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
TOTO® WASHLET+® Drake® II 1G® Two-Piece Elongated 1.0 GPF Toilet and WASHLET+® S5 Bidet Seat, Cotton White -No price recorded yet.View on Amazon
Pros
+Under 1.2 GPF flush for water savings
+Elongated bowl for added seating comfort
+Two-piece design with a separate tank
+Smart bidet seat included
Cons−Two-piece design has a tank that sits on the bowl
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
TOTO Drake II 1G Two-Piece Elongated 1.0 GPF Universal Height Toilet with CEFIONTECT, Cotton White - CST454CUFG#01No price recorded yet.View on Amazon
Pros
+Uses under 1.2 GPF per flush
+Elongated bowl for added seating space
+Chair height suits taller users and easier sitting and standing
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
TOTO® WASHLET+® Vespin® II 1G® Two-Piece Elongated 1.0 GPF Toilet and WASHLET+® S2 Bidet Seat, Cotton White -No price recorded yet.View on Amazon
Pros
+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
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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.
Product details
TOTO® WASHLET+® Vespin® II 1G® Two-Piece Elongated 1.0 GPF Toilet and WASHLET+® S5 Bidet Seat, Cotton White -No price recorded yet.View on Amazon
Pros
+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
Compared with the 14 toilets on this page+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
HOROW 17 Inch High Elongated Toilet with ADA Chair Height, Two Piece Toilet with Ultra Saving 1.0 GPF Single Flush, MAP
$179.00as of 11/03/2026 23:26 PST - Details
View on AmazonCompared with the 14 toilets on this pagePros
+Under 1.2 GPF: the lowest gallons per flush of the 24 here
How pros and cons are picked (About: Disclaimer)About this product
Compare specs
| toilet | Pieces | Bowl shape | Gallons per flush | Seat height | Spec score | Price |
|---|---|---|---|---|---|---|
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $399.99 as of 11/04/2026 00:44 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $159.99 as of 11/03/2026 23:26 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | n/a | No current price | ||
| Two-piece | Under 1.2 GPF | Chair height | n/a | No current price | ||
| Two-piece | Elongated | Under 1.2 GPF | n/a | No current price | ||
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $576.59 as of 11/04/2026 06:35 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $882.91 as of 11/04/2026 06:35 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $1,653.00 as of 11/04/2026 06:35 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | Chair height | n/a | $1,697.26 as of 11/04/2026 06:35 PST - Details | |
| Two-piece | Elongated | Under 1.2 GPF | n/a | No current price |
Before you buy
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