Best One Piece Toilets That Are Worth Your Money!

Best One Piece Toilet

Every one of us wishes for a comfortable toilet that we can look forward to using instead of dreading, isn’t it? When it comes to comfort and easy cleaning one piece toilets are one step ahead compared to two-piece toilets. But, choosing the best one piece toilet for yourself is a pretty daunting task. 

In this article, we will discuss the 5 Best One Piece Toilets and provide you with important factors to consider before buying one. Let’s get started!

What is a One Piece Toilet?

A one piece toilet is a toilet where the tank and bowl are integrated into one unit, providing a seamless, sleek design with no seam or joint between them. One-piece toilets are generally easier to clean and maintain than two-piece toilets

Best One Piece Toilets

While there are many one piece toilets out there to buy, it can be challenging to find the one that’s just right for you. But don’t worry, we’ve done the hard work and found the best one piece toilets that are worth your money.

Let’s look at the 5 Best One Piece Toilets starting with Woodbridge.


Woodbridge One piece toilet

Woodbridge for sure deserves the top position in this list of best one piece toilets. This one piece toilet solely focuses on providing a comfortable along with luxurious experience. Apart from increasing the comfort level, Woodbridge will elevate the overall aesthetics of your bathroom with its sleek design.

In addition to that, Woodbridge features no grooves or corners which in turn add up to the ease of cleaning this toilet. The premium quality soft seat that comes along with Woodbridge ensures complete silence along with preventing any damage due to collision.

Woodbridge is equipped with a powerful siphon flushing system that will make sure your toilet remains squeaky clean at all times with just a single flush.

One can calculate the credibility of Woodbridge through plenty of certifications. This toilet comes under the list of CSA & US & Canada UPC-certified products.

Related: Woodbridge Toilet Reviews


Material: Porcelain

Height: 28 inches 

GPF: 1.1 and 1.6

Bowl Shape: Elongated 


Premium quality soft closing seat 

Controlled temperatures 

Highly durable seat

Beautiful sleek design

UPC certified


The flush mechanism is moderately powerful but worth it

Swiss Madison

Swiss madison toilet for small bathroom

Swiss Madison is equipped with the latest dual flush technology that enables it to make use of 0.8-1.28 gallons per flush. Two distinct flushing options enable you to use water effectively according to your requirements as compared to regular toilets.

This toilet features a seamless sleek design that is best for compact spaces. Additionally, Swiss Madison is constructed in such a way that it doesn’t feature any corners and grooves making it super easy to clean and maintain. 

The soft and slender closing seat that comes along with this toilet ensures no noise nuisance is created whenever someone uses it to give a comfortable experience like never before. The height of Swiss Madison is perfect for use for a wide range of ages, that is to say, anyone can comfortably make use of this best one piece toilet.


Material: Porcelain

Height: 27.31 inches 

GPF: 0.8 and 1.28

Bowl Shape: Elongated 


Flawless modern design 

Glossing finish for aesthetics 

A quick-release seat that easily comes off for smooth cleaning 

Ideal height for all users

Two distinct flushing system for ultimate convenience


Costly option on our list

American Standard

American Standard Champion 4 one piece toilet

When it comes to high efficiency within a limited budget American Standard toilet definitely tops the list as the best one piece toilet. Although it is equipped with mainly basic features, however, these features work wonders in terms of providing an ultimate comfort experience.

First of all, the American Standard champion 4 has an optimum height which makes it perfect for anyone to use. Furthermore, the elongated bowl shape of this toilet doesn’t only provide you with comfort but it gives additional space to both men and women.

The cherry on top, American Standard, is equipped with a powerful siphon jet-flushing system that makes use of 1.6 gallons per flush to effectively clean your toilet.

With this toilet, you no longer have to worry about gross stains or unbearable smells because American Standard features an exceptionally clean surface that keeps the bacteria at bay. Lastly, this toilet features a soft closing seat to ensure a quieter and more peaceful environment.

Related: American Standard Cadet 3 Review


Material: Vitreous China 

Height: 29.5 inches

GPF: 1.6

Bowl Shape: Elongated 


Compact design perfect for small spaces

Most hygienic option 

The perfect option for budget buyers

Its sleek design will look good in most bathrooms


Hard to install

Kohler Santa Rosa

Kohler 3810 0 Santa Rosa Best Toilet

Kohler is the most popular and widely known brand in the plumbing sector. Likewise, when it comes to toilets, Kohler has taken the entire game up by ten folds. Over the years Kohler has released some of the best one piece toilets in the market.

Like all Kohler toilets the Santa Rose won’t disappoint you. With its insane built-in quality and sleek design the Santa Rosa provides its users with ultimate comfort level along with super-easy cleaning.

The most prominent feature of the Santa series from Kohler is their comfort height which makes this toilet perfect for use for all age groups. Furthermore, the reduced water flush feature in Kohler toilets conserves tons of water.

However, a reduced water flush doesn’t mean ineffective flushing capabilities for Kohler toilets. Santa Rosa is equipped with an AquaPiston Canister flush that enables it to effectively eradicate waste even with less amount of water.

Related: Tall toilets for elderly


Material: China

Height: 29 inches

GPF: 1.6

Bowl Shape: Elongated


Inclusion of comfort-height seat 

Easy to clean

Ideal toilet for all ages

Powerful AquaPiston canister flushing mechanism


No cons for this toilet

Toto Promenade

TOTO Promenade One Piece Toilet

Toto Promenade toilets have always stood out due to their exceptional tornado flushing system that makes use of centrifugal rinse to wipe away all the waste. The flushing system of Toto Promenade is considerably quiet, however, it is among the most powerful flushing mechanisms. 

Apart from remarkable flushing capabilities, Toto Promenade has proved to be a highly durable toilet that can stand the test of time. Once you have this toilet installed in your residence, you can easily go on for 15-20 years without having to worry about another toilet.

The premium quality vitreous china used to construct Toto Promenade can be credited for its higher durability. Additionally, this toilet is super easy to clean as it doesn’t feature any corners externally that will give a chance for mold to grow.

Related: Best Toto Toilets


Material: Vitreous China

Height: 29.25 inches

GPF: 1.28

Bowl Shape: Elongated 


Highly durable design that will be your partner for years to come

Ensures water conservation 

Super easy to clean resulting in a higher level of hygiene


Installation can be tedious

What to Consider Before Buying One Piece Toilet?

One-piece toilets are designed with a seamless tank and bowl, providing a sleek and modern look while also being easier to clean. However, with so many options available, it can be overwhelming to choose the best one for your needs. 

In this buying guide, we’ll explore the key factors to consider when buying the best one-piece toilet, so you can make an informed decision and find the perfect toilet for your bathroom.

Comfort Height

Regular toilets generally come at a standard height of 17 inches however, one-piece toilets usually come at a standard height of 15 inches. This is what makes them ideal for use by all age groups ranging from adults to children.

Hence, whenever you set out to purchase a one piece toilet for yourself make sure to check out the comfort height to pick out the best one piece toilet for yourself.

Related: Toto Drake Vs Drake II

Bowl Shape

One piece toilets usually come in two distinct shapes that are elongated and round. It is essential to consider the toilet shape in order to select a toilet that best meets your requirements.

Flushing System 

Preferably flushing systems should be powerful and quiet at the same time so you don’t have to go through the hassle of re-flushing along with bearing a raucous. Some toilets are equipped with a hands-free option which works great for many people.

Hence, make sure to carefully access the flushing systems in available options while picking out the best one-piece toilet.

Related: Quietest flushing toilets

Water Efficiency 

Water conservation is an essential element that everyone needs to consider in today’s world where water is an already depleting source. Likewise, you need to select a one piece toilet that works best with limited water.

Apart from preventing water wastage, a water-efficient toilet will help you significantly cut down on your water bill.

Easy Installation

Lastly, a key factor that you should consider while selecting the best one piece toilet is the installation mechanism. Many people like doing all installations by themselves hence, they are advised to select a toilet that weighs less in order to easily install it.

How We Selected

One-piece toilets are a deal breaker when it comes to comfort and luxury. However, with the variety of one piece toilets currently available in the market, one finds it truly difficult to pick out the best one piece toilet for themselves. This is exactly why we carried out extensive research, we read hundreds of authentic reviews and personally tested each aforementioned toilet in order to come up with this comprehensive guide regarding the best one-piece toilets for every space and budget.

Frequently Asked Questions

Here we’ve compiled a list of frequently asked questions about one piece toilets to help you make an informed decision before making a purchase. From their advantages and disadvantages to their installation process, we’ve got you covered.

Read on to find out more about one-piece toilets.

What are the advantages of one piece toilet over two piece toilet?

One-piece toilets offer several advantages over two-piece toilets. They have a streamlined, integrated design that looks sleek and modern in any bathroom. They are easier to clean, more water-efficient, and often have a more powerful flushing mechanism than two-piece toilets.

Are one piece toilets more expensive than two-piece toilets?

Yes, one-piece toilets are more expensive than two piece toilets due to the higher cost of manufacturing and materials. However, the cost difference can vary depending on the brand, model, and features of the toilet.

What are the different types of flush mechanisms for one-piece toilets?

One piece toilets typically have either gravity-fed or pressure-assisted flushing mechanisms. Gravity-fed systems rely on the force of gravity to flush the toilet, while pressure-assisted systems use compressed air to force water out of the bowl.

Can I install a one piece toilet myself, or do I need a professional plumber?

While it’s possible to install a one-piece toilet yourself if you have experience with plumbing, I would recommended to hire a professional plumber to ensure proper installation and avoid any leaks or damage. Installing a one-piece toilet can be more difficult than installing a two-piece toilet due to the weight and size of the unit.

How do I choose the right size of one piece toilet for my bathroom?

To choose the right size of one-piece toilet for your bathroom, you’ll need to measure the rough-in distance, which is the distance from the wall behind the toilet to the center of the drainpipe. This distance is typically either 10 inches or 12 inches. Make sure to choose a one-piece toilet with a rough-in distance that matches your bathroom’s existing plumbing.

What should I do if my one piece toilet is leaking?

If you notice a leak from your one piece toilet, turn off the water supply and contact a professional plumber to diagnose and fix the issue. Do not attempt to repair yourself, it can cause more damage to the toilet.

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