Top 5 Best One Piece Toilets Reviews in 2020

​Below is what I found and I should mention that there were a ton of one piece toilets out there, so it took many, many hours of comparing to find the most decent ones. I did try to list some of the one piece toilets by “category” to get a more complete list that appealed to a broader audience. Hope this helps!

Top 5 Best One Piece Toilets Reviews

1.​ First, Is The Best One Piece Dual Flush Toilet

The TOTO MS854114S#01 Ultramax is an efficient one-piece toilet with an elegant sleek design. This commode boasts of commercial-grade flushing while using very little water – a feature attested by buyers.

Thanks to its G-Max’s extra-wide 3-Inch flush valve and wide 2-1/8-Inch, computer-designed glazed trapway – this enables rapid flow of water to forcefully push loads down while cleaning the bowl’s surface.

With just one push of its chrome plated lever, the extra large and superior siphon jet makes sure that all waste is pushed down and stays down. You will never have to be inconvenienced with the major hassle brought by clogging. This unit uses 1.6 gallons of water per flushing – standard water usage that ensures you will never have to do double-flush while scouring clean the surface of the bowl with each flush. It does all this quietly and spares you from embarrassing loud flushing noise.

Another exemplary feature of this unit is the SoftClose seat, which is the latest innovative smart seat technology according to the manufacturer. It is made of solid, high-impact plastic that prevents injury as well eliminate loud thud when closing the seat. Further, it has a comfortable ergonomic design, molded bumpers, and high gloss polypropylene that resist chemicals and cleansing agents to make it last longer.

This elongated toilet has a comfortable bowl rim height of 14-5/8-inch, perfect fit for average adults. It measures 28 x 17 x 28 inches.

2.​ Up Next, The Best Value One Piece Toilet

The TOTO CT705EN#01 is an economical and highly efficient pick suitable for any bathroom.

Users have attested to its efficient flushing system with some describing it as having a “very good suction power” and “flushes like a beast”. You can be assured that you won’t experience the major hassle of dealing with clogs with its siphon jet flushing action, which is not only efficient but also quiet and discreet.

With the aid of a high-efficiency Flushometer valve (sold separately), this toilet utilizes only 1.28 gallons of water per flush – 20% less than the standard yet delivering equal if not better performance. The bowl has an elongated shape, which provides ample space. The seating height is suitable for standard size people.

This toilet bowl is attractive with its gleaming porcelain surface that comes in three nice neutral shades: Cotton, Bone, and Sedona Beige. Installation is quick and easy because all necessary parts are provided except for the wax ring. To save you from future worries, the manufacturer provides a limited 3-year warranty on flush-valve and one year on the toilet.

3.​ Third On The List, The Best Flushing One Piece Toilet

The KOHLER 3810-0 Santa Rosa is a one-piece toilet that marries the tank and bowl into a sleek, seamless design. This feature can easily make any bathroom look modern and contemporary.

Further, it removes the possibility of tank seal leakage and makes cleaning very easy since you won’t have to deal with the hard to reach areas between the tank and bowl.

This commode has a compact elongated bowl that saves space while providing added comfort. You will feel as though you are sitting on a chair with its height that will enable you to sit down and stand up easily. Conserving water while providing high-efficiency flush is also an exemplary feature of this unit. It utilizes only 1.28 gallons of water per flush, which allows you to save about 16,500 gallons of water per year according to the manufacturer.

The Kohler Santa Rosa’s canister flush valve works like a vacuum – sucking powerfully to eliminate waste and prevent clogs with minimal water usage. This unit is easy to install – many users have installed it themselves in 1-2 hours. This unit already includes seat and lid. You can also choose from a palette of Kohler colors to complement your bath’s look.

4.​​ Next, The Best Rated One Piece Toilet

The TOTO MS604114CEFG#01 Ultramax II is a high profile one-piece toilet that gleams with elegance and superior in flushing efficiency.

It features the Double Cyclone flushing system that is equipped with two powerful nozzles – this provides a forceful centrifugal motion that scours clean every inch of the rim and bowl with each flushing. You’ll be sure to save on water for it only utilizes 1.28 gallons of water with each powerful yet quiet flush.

This one-piece commode has an elegant style – sleek, solid, and streamlined – it can enhance the appearance of any bath. It also gleams with its patented, super-smooth SanaGloss that keeps its surface cleaner longer. SanaGloss provides a super-smooth surface that inhibits dirt and bacteria from clinging to the ceramic.

The height of the Ultramax II is universal to provide maximum comfort when seated. It also has a wide, spacious basin with large backsplash for comfortable use. The package includes everything you need to have your Ultramax II ready for use: tank cover, fittings, chrome plated trip lever, and SoftClose seat.

5. ​And Last, The Best Compact One Piece Toilet

The WoodBridge One-Piece provides a luxurious look to your bathroom while delivering excellent performance. It has a sleek high-end look that can suit different styles like contemporary, craftsman, and traditional.

The skirted trap way design is also specially made for your convenience when cleaning the unit. You will not have to deal with corners and grooves and hard to reach areas allowing you clean faster and save time.

This unit has a dual flush system – you can opt for the 1.0 or 1.6 gallons per flush (gpf) that averages to 1.28 gpf. With this minimal water usage, it is able to efficiently perform through its siphon flushing design. The flush system is fully glazed allowing a discreet yet powerful flushing – no more clogs and leaks. Repeat flushing will also be a thing of the past.

Sitting on the WoodBridge feels exactly like sitting on a chair with perfect height suitable for standard size people. You will get the entire package with this commode so you can start using it in no time — pre-installed soft closing toilet seat, high-quality wax ring, floor bolts, and installation instruction. It also includes a special hand wrench tool to allow you to easily tighten the bolts. The unit measures 28.5″ L x 14.5″ W x 27.5″ H.