Best One-Piece Toilets of 2025

Howard Chester Avatar
Howard Chester
Last Updated: Jan 16, 2025

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One-piece toilets are a popular choice for homeowners and contractors alike due to their sleek and modern design. Unlike two-piece toilets, these toilets are constructed as a single unit with a seamless tank and bowl. This not only makes them easier to clean, but also provides a more streamlined appearance that can enhance the look of any bathroom. Additionally, one-piece toilets often have a more powerful flush and can be more water-efficient than their two-piece counterparts. With a variety of styles and features available, one-piece toilets are a great option for anyone looking to upgrade their bathroom.

At a Glance: Our Top Picks

HOROW T0338W Elongated One Piece Toilet Cover #TOP 1
HOROW T0338W Elongated One Piece Toilet
ftb score rating icon 9.9
DeerValley Elongated One-Piece Toilet Cover #TOP 2
DeerValley Elongated One-Piece Toilet
ftb score rating icon 9.8
DeerValley DV-1F026 Ally Dual Flush Toilet Cover #TOP 3
DeerValley DV-1F026 Ally Dual Flush Toilet
ftb score rating icon 9.6

Top 10 One-Piece Toilets

HOROW T0338W Elongated One Piece Toilet

T0338W
12" Rough-in
HOROW T0338W Elongated One Piece Toilet Cover
HOROW T0338W Compact One Piece Toilet with Comfort Chair Seat ADA Height 17.3", Elongated Dual Flush 0.8/1.28 GPF and MAP 1000g, Standard White Toilet Bowl

The HOROW T0338W Elongated One Piece Toilet is a luxurious and modern toilet with an ADA compliant height design. It features a chair height of 17.3" from the floor to the seat, making it comfortable to use. It has a powerful and water-saving MAP flush score of 1000 grams and a dual flush of 0.8/1.28 GPF. It is made of 100% ceramics and is easy to install with two big opening holes on the side. It comes with a one-year limited warranty on flushing mechanism and soft-closing toilet seat lid.

What We Like
Comfortable height
Easy installation
Great flushing power
Stylish design
Water-saving features
What We Don't Like
Wiggly toilet seat reported
Tricky dual flush setup
#TOP 2

DeerValley Elongated One-Piece Toilet

Deer Valley
DV-1F52102
White
Elongated
DeerValley Elongated One-Piece Toilet Cover
DeerValley Toilet, Elongated One Piece Toilet for Bathrooms, Comfortable Chair Seat Height 17", Dual Power Flush Toilet 1.1/1.6 GPF and MAP 900g, 12'' Rough-In Toilet Bowl

The DeerValley One-Piece Toilet is designed for luxury and comfort in your bathroom. Its elongated shape and chair-height seat make it easy for you to sit down and stand up. Cleaning is a breeze with its seamless design and concealed trapway, allowing you to wipe it down effortlessly. You will appreciate the powerful siphon flush that offers two options, ensuring a strong flush every time without clogs. Plus, the soft-closing seat prevents noise and the quick-release feature allows for easy removal, making maintenance simple and convenient.

What We Like
Easy installation
Comfortable and sleek design
Powerful, quiet flush
Good water pressure
Attractive for small spaces
What We Don't Like
Inside stains easily
Missing screws reported
#TOP 3

DeerValley DV-1F026 Ally Dual Flush Toilet

Deer Valley
DV-1F026
12" Rough In
DeerValley DV-1F026 Ally Dual Flush Toilet Cover
DeerValley DV-1F026 Elongated One Piece Toilet, Dual Flush 0.8/1.28 GPF Toilet with Comfortable Seat Height, Powerful & Quiet Modern Standard Toilet for Bathroom, 12" Rough-In

The DeerValley DV-1F026 Ally Dual Flush Elongated Standard One Piece Toilet is a modern and stylish addition to any bathroom. It features a sleek ADA height design, a self-cleaning glazed surface, a highly efficient dual flush system, and an easy to install design. Customers love the easy-clean sides, soft close seat, and dual flush, but some have experienced issues with the seat hinge breaking after a year.

What We Like
Easy installation
Comfortable chair height
Quiet flushing mechanism
Attractive design
Low maintenance
What We Don't Like
Requires ample space for installation
Potential weak flush for some users
#TOP 4

Swiss Madison SM-1T257 Sublime II Compact One-Piece Toilet

SM-1T257
Glossy White
Dual Flush
Swiss Madison SM-1T257 Sublime II Compact One-Piece Toilet Cover
Swiss Madison SM-1T257 Sublime II Compact 24" Length One Piece Toilet Dual Flush 1.1/1.6 GPF with Side Holes, Glossy White

The Swiss Madison SM-1T257 Sublime II Compact One-Piece Toilet is a seamless porcelain one-piece with an easy-to-clean design that features dual flush with high-performance gravity 1.1 / 1.6 gallon per flush (gpf). Its compact bowl ensures plenty of room for comfort in small spaces while the soft closing seat closes gently and quietly. Additionally, the quick-release seat can be unlatched from the toilet for easy removal and convenient cleaning without the need for tools.

What We Like
Compact design for small spaces
Efficient water conservation
Easy to install
Strong flushing performance
Modern aesthetic appeal
What We Don't Like
Seat comfort issues
Tricky installation in older bathrooms
#TOP 5

Swiss Madison St. Tropez One Piece Elongated Toilet

SM-1T253
Glossy White
12" Rough-in
Swiss Madison St. Tropez One Piece Elongated Toilet Cover
Swiss Madison St. Tropez One Piece Elongated Toilet (Side Flush) - Glossy White

The Swiss Madison St. Tropez One Piece Elongated Toilet features a high-performance Vortex 1.28 gallons per flush, a durable ceramic material elongated bowl, a soft-close and quick-release toilet seat. It is also ADA height compliant for residential installations and comes with a MaP Flush score of 1000 grams for maximum flushing power. This toilet includes a tank, bowl, seat, wax ring, bolt kit and cover caps, making it easy to install and convenient to use.

What We Like
Beautiful modern design
Effective dual flush system
Easy installation
Sturdy and innovative seat
Compact for small spaces
What We Don't Like
Occasional installation difficulties
Narrow and uncomfortable seat

SOTOMO Compact One Piece Toilet MY-2133

MY-2133
White
SOTOMO Compact One Piece Toilet MY-2133 Cover
Compact One Piece Toilet for Bathroom, Space-Saving Powerful Dual Flush Round Small Toilet, Average 1.28 GPF, Skirted Toilet with Upgraded UF Quiet & Soft Close Seat (12" Rough-in Toilet)

Upgrade your bathroom with the SOTOMO Compact Toilet MY-2133. This modern one-piece toilet is perfect for small spaces, featuring a powerful dual-flush system that saves water and prevents clogging. The upgraded UF seat is durable and scratch-resistant, maintaining a premium look. With its easy-to-clean design and human-centered installation features, this toilet offers convenience and elegance. Enjoy a comfortable seating experience without compromising on space.

What We Like
Timely delivery
Easy installation
Attractive, modern design
Efficient water conservation
Responsive customer service
What We Don't Like
Installation can be tricky
Size may not fit all
#TOP 7

LEIVI T181 Smart Toilet

T181
White
LEIVI T181 Smart Toilet Cover
LEIVI Smart Toilet with Built-in Heated Seat, Tankless Toilet with Auto Flushing, Adjustable Seat Temp, Flush Remote Control, Elongated

The LEIVI Smart Toilet offers a modern bathroom experience with its high-efficiency automatic flushing system. Imagine never worrying about forgetting to flush again, as it activates automatically after you leave the seat. Plus, the built-in LED nightlight makes nighttime visits easier and safer, ensuring you won’t stumble in the dark. The soft-close lid and seat design also enhances comfort by preventing loud slams. With the included remote control and side buttons, you can easily adjust the seat temperature and flush settings to your liking, adding convenience to your daily routine.

What We Like
Modern, stylish design
Heated toilet seat
Auto-flush functionality
Excellent customer support
Easy installation
What We Don't Like
Scratches easily
Power surges reported
#TOP 8

DeerValley Elongated One Piece Toilet

Deer Valley
DV-1F52102
White
Elongated
DeerValley Elongated One Piece Toilet Cover
DeerValley Elongated One Piece Toilet with Comfortable Chair Seat Height 17", Dual Power Flush Toilet 1.1/1.6 GPF and 12'' Rough-In Toilet Bowl DV-1F52102

Introducing the DeerValley Elongated Toilet, a luxurious and convenient addition to any bathroom. This one-piece toilet features an elongated comfort height bowl, providing you with ultimate comfort during use. With its powerful Siphonic Flushing technology, this smart toilet offers two flush options - a full flush of 1.6 Gpf and a light flush of 1.1 Gpf. Say goodbye to clogs with its great performance flush score of 900 grams and fully-glazed 2" trapway. The soft closing PP seat ensures a quiet and gentle closing, while the quick-release design allows for easy cleaning. With its concealed trapway and seamless one-piece design, this toilet is not only easy to clean but also offers a sleek and modern look. Installation is a breeze with the two big installation access on the side. The DeerValley Elongated Toilet comes complete with a soft closing toilet seat, high-quality wax ring, pre-installed flush valve, floor bolts, and installation instructions. Get ready to experience luxury and convenience with the DeerValley Elongated Toilet.

What We Like
Beautiful design
Powerful flush
Comfortable seating
Efficient low-volume flush
Good fit for small spaces
What We Don't Like
Installation can be challenging
Flush mechanism support issues
#TOP 9

DeerValley DV-1F52508 Symmetry One Piece Toilet

Deer Valley
DV-1F52508
White
DeerValley DV-1F52508 Symmetry One Piece Toilet Cover
DeerValley Symmetry One Piece Toilet, Dual Flush 1.1/1.6 GPF Elongated Standard Toilet for Bathroom, Toilets with Comfortable Seat Height (Seat Included) (White)

The DeerValley DV-1F52508 Symmetry One Piece Toilet is a modern and sleek addition to any bathroom. With its dual flush system and powerful siphonic flushing technology, this toilet is both quiet and efficient. It also boasts a MaP rating of 1000 grams, ensuring that it can handle even the toughest waste. The one-piece construction with concealed trapway makes for easy cleaning and a seamless look. The package includes everything you need for installation, including a pre-installed soft closing toilet seat. DeerValley offers a one-year warranty on defects and a lifetime of after-sale service.

What We Like
Well-packaged for shipping
Compact and stylish design
Quick and thorough flush
Easy to install
Low water usage
What We Don't Like
Interior components feel flimsy
Hidden bolts complicate installation
#TOP 10

WOODBRIDGE One Piece Toilet B0940-F-MB

B0940-F-MB
White/Matte Black
WOODBRIDGE One Piece Toilet B0940-F-MB Cover
WOODBRIDGEE One Piece Toilet with Soft Closing Seat, Chair Height, 1.28 GPF Dual, Water Sensed, 1000 Gram MaP Flushing Score Toilet with Mattle Black, White,B0940-F-MB

The WOODBRIDGE One Piece Toilet offers a chair-height design, making it easier for taller individuals and those with mobility issues to sit down and stand up comfortably. Its smooth, easy-to-clean surface, along with a concealed trap-way, ensures that dirt and dust have no place to hide. You will also appreciate the sophisticated matte black button that adds a touch of elegance and pairs well with various home decor styles. Plus, the powerful flushing system operates quietly and efficiently, eliminating clogs and leaks for a hassle-free experience.

What We Like
Elegant one-piece design
Comfortable chair height
Powerful flush performance
Easy to clean
Soft-closing toilet seat
What We Don't Like
Challenging installation
Seat material feels cheap
Buying Guide Image

Decide Which One-Piece Toilets Are Best for You

Introduction

One-piece toilets are a popular choice for many homeowners because of their sleek and modern design. However, with so many options on the market, it can be difficult to know which one is the best fit for your bathroom. In this article, we will discuss some important factors to consider when choosing a one-piece toilet, as well as some of the top options currently available.

Considerations

When choosing a one-piece toilet, there are a few key factors to consider. The first and most important is the size of the toilet. One-piece toilets are generally larger and more spacious than two-piece models, so they are a good choice for larger bathrooms or for people who need extra space to move around.

Another important consideration is the flushing system. One-piece toilets typically come with either a gravity-fed or pressure-assisted flushing system. Gravity-fed systems use the force of gravity to move waste through the toilet, while pressure-assisted systems use compressed air to create a powerful flush. Pressure-assisted systems are generally more powerful and effective, but they can be louder and more expensive.

Another factor to consider is the height of the toilet. Standard toilet heights range from 14 to 17 inches, but some one-piece toilets are available in "comfort height" models that are taller and easier to sit on and stand up from. Comfort height toilets are a good choice for taller individuals or for people with mobility issues.

Top One-Piece Toilet Options

  1. TOTO Ultramax II One-Piece Toilet: This toilet features a sleek and modern design, and it comes with TOTO's powerful and efficient G-Max flushing system. It is available in both standard and comfort height models, and it has a seat height of 17 inches.

  2. American Standard Cadet 3 One-Piece Toilet: This toilet has a sleek and modern design, and it comes with American Standard's powerful and efficient EverClean flushing system. It is available in both standard and comfort height models, and it has a seat height of 16.5 inches.

  3. Kohler Wellworth One-Piece Toilet: This toilet has a classic design and it comes with Kohler's powerful and efficient Class Five flushing system. It is available in both standard and comfort height models, and it has a seat height of 16.5 inches.

Conclusion

Choosing the right one-piece toilet for your bathroom can be a daunting task, but by considering factors such as size, flushing system, and height, you can find the perfect option for your needs. The TOTO Ultramax II, American Standard Cadet 3, and Kohler Wellworth are all excellent choices, and they are sure to provide years of reliable performance and stylish design.

Frequently Asked Questions (FAQs)

1. Are there any disadvantages to a one piece toilet?

One-piece toilets do have some disadvantages. They tend to be more expensive compared to two-piece toilets, and their installation can be more challenging due to their heavier weight. One-piece toilets integrate the toilet and tank into a single unit, which can make them more difficult to handle during installation.

2. Are one-piece toilets better?

One-piece toilets offer certain advantages. They are generally more durable than two-piece toilets since they are made of one solid piece of ceramic and have fewer exposed plumbing or flushing elements. This makes them a popular choice for bathrooms with limited space.

3. Which is better dual flush or single flush?

Dual flush toilets are a better option for those looking for an eco-friendly and water-saving plumbing solution. With dual flush toilets, users have the flexibility to choose between a full flush and a half flush, depending on the type of waste. This allows for more efficient water allocation and can result in significant savings on water bills.

4. Are higher or lower toilets better?

The preference for higher or lower toilets may vary among individuals. Some experts argue that lower toilets mimic the natural squatting position preferred by our bodies. Higher seat heights may lead to discomfort or reduced circulation if the feet don't touch the ground. Additionally, comfort height toilets can be challenging for kids, especially little boys.

Editor's Notes

During our one-piece toilet research, we found 24 one-piece toilet products and shortlisted 10 quality products. We collected and analyzed 25,208 customer reviews through our big data system to write the one-piece toilets list. We found that most customers choose one-piece toilets with an average price of $279.87.

The one-piece toilets are available for purchase. We have researched hundreds of brands and picked the top brands of one-piece toilets, including HOROW, Deer Valley, Swiss Madison, SOTOMO, LEIVI. The seller of top 1 product has received honest feedback from 130 consumers with an average rating of 4.6.

Written by
Howard Chester Avatar

Howard Chester is an architect from New York who holds a master's degree in architectural design, his passions for interior design and home improvement contribute to his extensive knowledge of all things furniture and home goods. Howard Chester Specializes in various architectural and interior design projects. He often publishes articles related to decoration on key websites and interior design magazines.

One-Piece Toilets Comparison Table

#TOP1
#TOP2
#TOP3
#TOP4
#TOP5
#TOP6
#TOP7
#TOP8
#TOP9
#TOP10
Brand HOROW Deer Valley Deer Valley Swiss Madison Swiss Madison SOTOMO LEIVI Deer Valley Deer Valley WOODBRIDGE
Color White with Chrome Button White 12"Rough In with Chrome Button Glossy White Glossy White White White White White White/Matte Black
Material Ceramic Ceramic Ceramic Ceramic Ceramic Ceramic Polypropylene, Ceramic Ceramic Ceramic Porcelain
Item Weight 99.2 Pounds 97 Pounds 99 Pounds 83.7 Pounds 108 Pounds 86 Pounds 86.8 Pounds 98 Pounds 97 Pounds -
FTB Score
ftb score rating icon 9.9
ftb score rating icon 9.8
ftb score rating icon 9.6
ftb score rating icon 9.6
ftb score rating icon 9.6
ftb score rating icon 9.6
ftb score rating icon 9.6
ftb score rating icon 9.5
ftb score rating icon 9.5
ftb score rating icon 9.5
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