toilet

Best One Piece Toilets 2020: Reviews & Buyer’s Guide

1. Toto2. WOODRIDGE3.  American Standard
Toto UltraMax II One-Piece Toilet Best One Piece ToiletWOODBRIDGE T-0019 Cotton White ToiletAmerican Standard Colony One-Piece Toilet
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The general population being more aware of the environment these days, many people are following eco-friendly lifestyles, and this type of toilets have become quite the rage.

These toilets, unlike the conventional ones, have the bowl and the tank built into a single unit.

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They prefer these toilets for their low profile and sleek design, and also because they are so easy to clean. People are on the lookout for the best one piece toilet that could add a modern look to their bathrooms.

Because of their increasing popularity, several companies are manufacturing one piece toilets these days, and it’s tough to find the right one when you face so many choices.

Since there are so many brands selling models with different specifications, think twice before making your final decision. To help you with the decision-making process, we have compiled a list of products here along with their pros and cons.

Top 10 Best One Piece Toilets 2020

1. Toto UltraMax II One-Piece Toilet

Toto UltraMax II One-Piece Toilet Best One Piece Toilet

Many folks consider the UltraMax II to be the best one piece toilet because of its Tornado Flush System that allows you to save a lot of water. This toilet uses only 1.28 gallons of water with each flush, thus offering high efficiency. The company applies CEFIONTECT glaze on this toilet, which prevents waste matter, limescale, and mold building upon it.

For its universal height, anyone can sit comfortably on this toilet, no matter their physical stature. This feature is hard to find with other models, and it is one reason this product receives good reviews online. The SoftClose hinge system is another impressive feature of this toilet. Because of this, there is no noise when you lower the toilet seat down.

You can be assured of the quality offered by this product, because it complies with CalGreen, CEC, ADA, and WaterSense. When the product meets so many quality standards, you can rest easy knowing it will last you for a long time.

If you have always found the loud noise of the toilet flushing somewhat irritating, this product is right for you, as it has a silent flushing system that produces little or no noise.

It takes just a few seconds for the water to refill the tank so you can use the flush again if needed. The Double Cyclone Flush technology is an outstanding feature that cleans the rim and the bowl thoroughly by creating a centrifugal force.

Pros

  • CEFIONTECT glaze prevents dirt build-up
  • Toilet seat closes silently
  • Water fills up in the tank faster

Cons

  • Not possible to use a plunger with this model
  • A little water splashes out while flushing
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2. WOODBRIDGE T-0019 Cotton White Toilet

WOODBRIDGE T-0019 Cotton White Toilet

The T-0019 from Woodbridge has a compact and sleek design that goes with all kinds of bathroom decor. With its 1.28-gallon water tank, it does not take up much space, and people who intend to build a minimalistic and compact bathroom often consider this to be the best one piece toilet.

This one piece toilet features a siphon flushing mechanism that prevents it from getting clogged or leaking, and although the flush does not create much noise, it is powerful and efficient. So if you are using the toilet at night, you won’t wake anyone up with the flushing noise.

With this product, you get installation instructions, wax ring, floor bolts, a toilet seat that is pre-installed, and toilet unit. This means it is a breeze to set up the toilet, and you know which components to buy in case you need replacement parts. Everything you need comes with this product and you just need a hose for water supply.

They make the hinge of the toilet seat of stainless steel, which is durable and resistant to rust. The skirted tramway of this toilet makes it easy to clean while giving it a modern and sleek look that goes well with your bathroom decor. This toilet also has a small water tank and a dual flush system which allows it to save water. Also, owing to the siphon design, you can use the flush even with a little amount of water.

Pros

  • Compact and sleek design
  • Does not leak or clog
  • Powerful flushing mechanism

Cons

  • Hard to install the floor bolts
  • The unit is a bit heavy
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3. American Standard Colony One-Piece Toilet

American Standard Colony One-Piece Toilet

If you are looking to buy the best one piece toilet for your bathroom that fits your limited budget, this product from American Standard might be a good choice for you. The Colony model is ideal for a small bathroom and provides great value for money. They fit it with a 2-inch tramway so you can make all the waste go away with one simple flush.

The flushing mechanism of this toilet is good, as it covers the entire bowl, leaving it free from smears. While the flushing isn’t as silent as some other models, it is not super-loud either, which is a blessing.

If you have a bathroom with not too much space, then every inch matters. With this toilet, you get a compact design without compromising with performance.

The front of the toilet is round-shaped, which allows you to save some space. Despite its size, it is durable and doesn’t damage easily, so even a heavy and large person can use it comfortably. The height of the toilet is approximately 14.5 inches, which makes it ideal for females, smaller adults, and kids.

This toilet also saves you water and that the US Environmental Protection Agency has given it the WaterSense label acts as a testimony. The toilet only uses 1.6 gallons of water with every flush, which lets you save on your water bills.

Pros

  • Durable and compact construction
  • Lets you save water
  • Can be installed easily without the help of a plumber

Cons

  • Wax ring kit not included
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4. Swiss Madison SM-1T256 Carré One Piece Toilet

Swiss Madison SM-1T256 Carré One Piece Toilet

Your search for the best one piece toilet might end with this model from Swiss Madison that combines comfort, water-efficiency, and elegance effortlessly.

Its dual flush system makes the Carré an eco-friendly toilet, and it uses just 0.8 to 1.28 gallons of water with every flush. This helps you save on your water bills. The bowl is square elongated with gives you a lot of room to sit, improving comfort and the overall look of the toilet.

The 15-inch height of the toilet makes it ideal for children and adults. It also has a soft-close seat that does not cause noise when you put it down. The ceramic exterior is fully glazed and hence, it gathers no dirt or grime on the surface. There are chrome push buttons on the tank lid, and the flush system uses the power of gravity to flush out the waste efficiently.

With this product, you get a 1-year warranty, side bolt cover, wax ring, and toilet bolts. You will find this toilet easy to install since the tank and the bowl are connected. The water in the tank fills up quickly, so you need not wait too long for a second flush. The toilet bowl can be cleaned quite easily.

Pros

  • Dual flush system
  • Tank fills up with water pretty fast
  • Comfortable 15-inch height
  • Soft closing seat that closes gently

Cons

  • Toilet seat is not that sturdy
  • The lid doesn’t align well with the toilet bowl
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5. WOODBRIDGE T-0032 Elongated Toilet

WOODBRIDGE T-0032 Elongated Toilet

Woodbridge is a good company to opt for buying the best one piece toilet, as it is a trusted brand that doesn’t compromise on quality. It has a modern design with a skirted tramway that conceals all water connections from sight. It has a stylish design, making your bathroom look modern and luxurious. The exteriors are easy to clean.

Coming to one of the most important features, the flushing system on this toilet is something worth discussing. With its siphon flush system, it clears all waste noiselessly. With this powerful flush, you don’t have to worry about your toilet leaking or getting clogged.

Since it is a dual flush toilet, it delivers more power without using too much water. The high-quality seat is another great feature of the T-0032. They make the hinges of durable stainless steel that does not rust and makes the lid close softly. So you can easily remove the seat whenever you need it. This also makes it possible to deep clean the toilet.

Sometimes toilets have tricky grooves and corners hard to reach while cleaning, but not this one. Its convenient design makes it easy to clean. While cleaning, you can reach every nook and crannies, making your toilet shine.

Toilet installation is something that takes up a lot of time and no one wants to deal with a toilet that takes hours to install. Because this one has a skirted tramway, it is a tricky job installing this toilet, but with the help of a plumber, you can get it done within 30 minutes.

Pros

  • Siphon flushing system eliminates clogging risk
  • No need to buy other equipment
  • Comfortable seat
  • Easy to clean and ideal for small spaces

Cons

  • A bit heavy
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6. American Standard Boulevard RH Flowise Toilet

American Standard Boulevard RH Flowise Toilet

If you are looking for a minimalistic toilet for your bathroom that will give you a hassle-free performance without taking up much space, this model by American Standard could be the best one piece toilet for you. This one has no bends or twists where dirt could accumulate.

This toilet has a dual flush system, which you can engage by pressing the two buttons on the cistern lid. By pressing the buttons, you can get 1.1 gallons of water with a partial flush, and 1.6 gallons with the main flush. You can be assured of the high-performance of this flush as it satisfies EPA Water Sense criteria.

You can easily clean the Boulevard owing to the slow close seat equipped with re-fit and easy lift-off features. The toilet seat design is state-of-the-art and anyone can sit comfortably on it.

The material of the toilet unit is vitreous china and this along with the strong flush system makes sure the entire bowl is cleaned and no stains remain.

The dual flush that comes with this toilet is highly efficient. The water enters the toilet through a valve that is 3 inches wide. The surface material of the toilet prevents the growth of bacteria causing odor and stains. Mildew and mold do not grow easily on the toilet surface.

The initial installation part will require at least two people so that the waste pipe can be connected properly. But other than that, the installation process is standard.

Pros

  • The seat can be easily removed during cleaning
  • Comes with a 10-year warranty
  • Dual flush system
  • The consumption of water is low

Cons

  • Requires at least two people for installation
  • Can block existing water valve owing to its enclosed design
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7. American Standard Cadet 3 Triangle Toilet

American Standard Cadet 3 Triangle Toilet

While searching for the best one piece toilet, you will come across the Cadet 3 from American Standard. It is one of the top-rated toilets available today and provides several features at an affordable rate.

First, the sleek design of the toilet will catch your eye. The elongated bowl offers you comfort every single time, and it is suitable for disabled people.

The toilet bowl is located at a height of 17.5 inches, which means elderly or disabled people, and even extremely tall people can use it effortlessly. The SoftClose seat is also a nice feature, as it prevents the loud slamming noise when you put the seat down. The surface is specially made to resist mildew, mold, and bacteria. Because of this, it is easy to clean the toilet.

Every toilet needs a good flushing system, and this one has a 3-inch flushing valve that makes the flushing force powerful. The rim is pressurized so that every time you press the flush, the toilet bowl also gets cleaned. You need not flush the toilet, again and again, allowing you to save a lot of water.

This toilet scores points in the water-saving department. It offers 1.28 gallons of water with each flush, which is significantly less than that offered by most toilets. The installation process also doesn’t take too long once you possess all the components.

Pros

  • Comfort height and elongated bowl
  • Efficient flushing mechanism
  • Uses only 1.28 gallons of water per flush
  • Easy to install
  • It always has a clear antimicrobial surface
  • Easy to use and durable

Cons

  • Seat might get loose
  • Water tank and toilet bowl may arrive separately
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8. Kohler 3810 NY Santa Rosa Toilet

Kohler 3810 NY Santa Rosa Toilet

Many consider this toilet with its powerful flushing system to be the best one piece toilet in the market. With 1.28 GPF, it lets you save a large amount of water, and the shooting and boost mechanism enhances the water force with each flush. It has a glazed tramway which makes it easy to clean and also prevents clogging.

The Santa Rosa has a unique design that makes your bathroom look trendy and modern. The elongated bowl makes for comfortable seating, and the optimum height makes it suitable for people of all ages.

Although it is elongated, the corners are round and this makes it possible to reach the tight corners containing bacteria, mildew, and mold. With its shiny surface and trip lever, it goes well with the rest of the bathroom.

The sophisticated flushing mechanism of this toilet lets you save on your water bills every month. This toilet is even EPA Water Sense certified, which means you are eligible to get discounts on your water bill. Since this model is a single unit, installing it is no big deal.

It also comes with an instruction manual and you need not be a skilled plumber to install this toilet. This toilet also has the AquaPiston technology that forces water into the toilet bowl, clearing out all the waste. They make the external cleaning easy thanks to the round structure of the bowl and the smooth surface.

Pros

  • 1-year warranty
  • EPA Water Sense certified
  • Seat is included
  • Durable and Leak-free

Cons

  • The lid is not so durable
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9. American Standard Champion-4 One-Piece Toilet

American Standard Champion-4 One-Piece Toilet

The Champion 4 model from American Standard has long been considered the best one piece toilet by customers who have benefited from it. The smooth surface of the toilet resists the growth of mildew, mold, and bacteria, so you can use a clean toilet for a longer time.

It has a high-pressure piston 4 inches wide which can deliver a powerful flush that consumes only 1.6 gallons of water.

The rim of the toilet is situated at a height of 16.5 inches, which makes it suitable for larger people. It has a single flush system and a tramway that allows water to pass smoothly into the drainage system. With such a flush system, you can get rid of 2.2 lbs of waste material by flushing the toilet once.

The Ever Clean surface and the powerful flushing system make sure this toilet gets rid of all the waste with just one flush. The toilet meets all Federal specifications in relation to toilet flushes so you can rest easy knowing it will give you a reliable performance. However, you don’t get a discount on your water bill as the flush is 1.6 GPF.

Pros

  • Toilet can be cleaned with a single flush
  • Stains do not form on the surface
  • 10-yer warranty
  • It has a clean antimicrobial surface
  • Easy to clean, without wasting water

Cons

  • EPA Water Sense requirements not met
  • Lid doesn’t fit all the way down
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10. Eco Ultramax Elongated One Piece Toilet from TOTO

If you are looking for the best one piece toilet, the TOTO Eco Ultramax is a decent choice. It offers value for money, having great features like the soft close lid. This is a convenient seat comfortable to sit on.

Since they design the seat to adjust to the contours of the human body, sitting on it for some time won’t make you uncomfortable. Made of high-quality polypropylene, the seat is durable and can resist impact and cleaning solutions.

The flushing system of the Ultramax is extremely powerful, shooting water through a 3-inch diameter flush valve. This gives it greater capacity and the flush response is rapid. All the waste in the bowl is carried away effortlessly.

The glazed tramway is another great feature because this prevents the waste passage from getting clogged. By using just 1.28 gallons of water per flush, it lets you save on your water bill. The flush operation is quiet, and this combined with the toilet seat makes going to the bathroom a subtle experience.

10. TOTO Eco Ultramax One Piece Toilet

TOTO Eco Ultramax One Piece Toilet

If you are looking for the best one piece toilet, the TOTO Eco Ultramax is a decent choice. It offers value for money, having great features like the soft close lid. This is a convenient seat comfortable to sit on.

Since they design the seat to adjust to the contours of the human body, sitting on it for some time won’t make you uncomfortable. Made of high-quality polypropylene, the seat is durable and can resist impact and cleaning solutions.

The flushing system of the Ultramax is extremely powerful, shooting water through a 3-inch diameter flush valve. This gives it greater capacity and the flush response is rapid. All the waste in the bowl is carried away effortlessly.

The glazed tramway is another great feature because this prevents the waste passage from getting clogged. By using just 1.28 gallons of water per flush, it lets you save on your water bill. The flush operation is quiet, and this combined with the toilet seat makes going to the bathroom a subtle experience.

Pros

  • Water saving flus4h
  • Low noise operation
  • Smooth ceramic surface
  • Premium quality and provides greater comfort

Cons

  • Tank is a bit angular and boxy
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FAQs on One Piece Toilets

Q1. Which Is Better One Piece, Or Two Piece Toilet?

One piece toilets are easy to clean when compared to two piece toilets as they lack gaps between the tank and the bowl. One piece toilets are comparatively more hygienic.

Q2. Are Comfort Height Toilets Bad For You?

The comfort height in regards to toilets is between 17 and 19 inches. But smaller people and children might find this design uncomfortable.

Q3. Why Are Black Toilets More Expensive?

They usually make toilets of porcelain, having a natural white color. Painting it black costs extra.

Q4. How Can You Benefit From Dual-Flush Toilets?

A dual-flush toilet is an excellent choice to conserve water, and it also saves money. It saves a considerable amount of water each year per person. If you have a large family consider this option.

Q5. What Are The Factors You Should Consider Before Buying A One-Piece Toilet?

The most important factors that you should consider are the shape of the bowl, the type of flushing system, size of the toilet, water efficiency, and accessibility to ADA –complaint toilet. The shape and the size of the toilet are important to fit in the available space in the bathroom, complementing its décor.

Dual flush toilet is ideal to save water and provide a high flush performance. Finally, an accessible toilet feature a toilet bowl height of 16-18” rather than the standard 14.5” inches. That is comfortable for all kinds of customers.

Q6. Which Style Is Better Round Or Elongated Bowl Shape?

Round bowl shapes are the traditional toilets that are very popular and elongated shape is more contemporary. The choice rests on the space in the bathroom. If it is small, an elongated bowl can cause a problem in the bathroom use. Whereas, round bowl is more suitable for small bathrooms, or those bathrooms having similar shaped toilets.