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10 Best Kohler 2 Piece Toilets 2026 in the United States

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

Kohler K-3554-0 Two-Piece Elongated Toilet Bowl 1.6 GPF White

Rating
10.0
Chosen by1,202
Flush Performance

Most important from
3 reviews

Flush Performance
Flushes the heaviest loads in one flush!

The Kohler K-3554-0 Two-Piece Elongated Toilet is a sturdy and durable option made from vitreous china, making it both robust and easy to clean. The elongated bowl design offers additional comfort and room compared to standard round bowls, which can enhance the user experience, especially for larger individuals or those who prioritize comfort in their bathroom fixtures.

This model features a Sloan FLUSHMATE pressure-assisted flushing system, known for delivering powerful and efficient flushes, which helps to keep the bowl clean and can reduce the frequency of clogs. The polished chrome trip lever adds a touch of elegance and is easy to use. One limitation is the water consumption rate of 1.6 gallons per flush (GPF), which is higher than the more eco-friendly 1.28 GPF models available today, potentially increasing water usage and costs over time.

Additionally, the toilet's height, while standard, might not be suitable for everyone, especially for those with mobility issues who might benefit from a comfort height model. This Kohler toilet could be a great fit for households seeking a reliable and comfortable toilet with strong flushing performance, though those looking for more water-efficient options might want to consider other models.

Rating
10.0
Chosen by1,202
Flush Performance

Most important from
3 reviews

Flush Performance
Flushes the heaviest loads in one flush!
#2

Kohler K-3493-7 Highline Classic Pressure Lite Comfort Height Elongated 1.4 gpf Toilet with Left-Hand Trip Lever, Less Seat, Black Black

Rating
10.0
Flush Performance
Height

Most important from
251 reviews

Flush Performance
This toilet is extremely powerful and effectively eliminates clogs, making it a commercial-grade commode for home use.
Height
The height of the toilet is perfect, preventing knee strain and making it suitable for elderly or disabled individuals.

The Kohler K-3493-7 Highline Classic Pressure Lite Comfort Height Toilet offers several noteworthy features that may appeal to those looking for a reliable and stylish option. This two-piece toilet comes with an elongated bowl, which many find more comfortable than a round bowl, especially for adults. The 'Comfort Height' design is another plus, making it easier for most people to sit down and stand up without straining, which is particularly beneficial for elderly users or those with mobility issues. Additionally, the pressure-assist flushing system stands out for its strong and efficient performance, ensuring thorough cleaning with each flush using 1.4 gallons of water, making it more water-efficient than some alternatives which use 1.6 gallons per flush.

However, there are a few considerations to keep in mind. The toilet does not come with a seat, so you will need to purchase that separately. Additionally, the black color, while stylish, may not suit all bathroom decors and can show water spots and dust more easily than lighter colors. The installation might require professional assistance, which could add to the cost. This toilet could be a good fit for those seeking a sturdy, comfortable, and efficient option, particularly in a modern or contemporary bathroom setting.

Rating
10.0
Flush Performance
Height

Most important from
251 reviews

Flush Performance
This toilet is extremely powerful and effectively eliminates clogs, making it a commercial-grade commode for home use.
Height
The height of the toilet is perfect, preventing knee strain and making it suitable for elderly or disabled individuals.
#3

Kohler K-3578-7, Black Black

Rating
9.1
Flush Performance

Most important from
4 reviews

Flush Performance
The KOHLER K-3578-7 handles rear-discharge toilets efficiently, eliminating the need for multiple flushes.

The KOHLER K-3578-7 is a 2-piece toilet designed with an elongated bowl shape, which can be more comfortable for many users. Its striking black color sets it apart aesthetically, making it a unique addition to any bathroom. The toilet is floor-mounted and certified by Watersense, indicating it meets water efficiency standards with a consumption of just 1 gallon per flush, making it eco-friendly and cost-effective in the long run.

The seat is made of plastic, which might not be as durable or comfortable as other materials. The product comes with a one-year limited warranty, which provides some peace of mind, but might not be as comprehensive as other brands offering longer warranties. This toilet would suit someone looking for a stylish, water-efficient toilet with basic features, but might not be the best option for those prioritizing durability or seeking a highly popular model.

Rating
9.1
Flush Performance

Most important from
4 reviews

Flush Performance
The KOHLER K-3578-7 handles rear-discharge toilets efficiently, eliminating the need for multiple flushes.

Buying Guide for the Best Kohler 2 Piece Toilets

Choosing the right toilet for your bathroom is an important decision that can impact your daily comfort and the overall functionality of your space. When selecting a Kohler 2-piece toilet, there are several key specifications to consider to ensure you get the best fit for your needs. Understanding these specifications will help you make an informed decision and find a toilet that meets your requirements in terms of performance, efficiency, and design.
Bowl ShapeThe bowl shape of a toilet can be either round or elongated. This specification is important because it affects the comfort and space requirements of the toilet. Round bowls are more compact and are ideal for smaller bathrooms, while elongated bowls offer more comfort due to their extended shape, making them a better choice for larger bathrooms. Consider the size of your bathroom and your personal comfort preferences when choosing the bowl shape.
Flush PerformanceFlush performance refers to how effectively the toilet clears waste with each flush. This is crucial for maintaining hygiene and preventing clogs. Toilets are often rated by their gallons per flush (GPF). Standard toilets use 1.6 GPF, while high-efficiency models use 1.28 GPF or less. If you are looking for water savings and environmental benefits, opt for a high-efficiency model. However, ensure that the toilet still provides strong flushing power to avoid frequent clogs.
HeightToilet height can vary, with standard height being around 15 inches from the floor to the seat, and comfort height (also known as chair height) being around 17-19 inches. This specification is important for accessibility and comfort, especially for taller individuals, the elderly, or those with mobility issues. If you have specific needs or preferences for ease of sitting and standing, consider a comfort height toilet.
Trapway DesignThe trapway is the part of the toilet that carries waste from the bowl to the plumbing. It can be exposed or concealed. Exposed trapways are easier to clean and maintain, while concealed trapways offer a sleeker, more modern look and can be easier to clean around. Your choice will depend on your preference for aesthetics and ease of cleaning.
Material and FinishToilets are typically made from vitreous china, which is durable and easy to clean. The finish can vary, with options like standard white, off-white, or even more unique colors. This specification is important for matching the toilet to your bathroom decor and ensuring long-term durability. Choose a material and finish that complements your bathroom style and is easy to maintain.
Seat TypeToilet seats can come in various types, including standard, soft-close, and heated. This specification affects the comfort and convenience of the toilet. Soft-close seats prevent slamming and are quieter, while heated seats add extra comfort, especially in colder climates. Consider your comfort preferences and any additional features you might find beneficial when selecting the seat type.

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