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10 Best Kohler Toilets 2026 in the United States

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Our Top Picks

#1

Winner

KOHLER 3940-96 Kathryn Comfort Height Elongated One-Piece 1.28 GPF Toilet with AquaPiston Flush Technology, Concealed Trapway, and Left-Hand Trip Lever, Biscuit

Rating
10.0
Chosen by1,479
Flush Type
Water Consumption
Height

Most important from
8 reviews

Flush Type
Flushing performance is awesome, especially with very low water usage.
Water Consumption
Flushing performance is awesome, especially with very low water usage.
Height
The seat height is perfect and it has nice lines.
Style and Design
The seat height is perfect and it has nice lines.

The KOHLER 3940-96 Kathryn Comfort Height Elongated Toilet is designed for those who prefer a stylish and functional bathroom fixture. Its one-piece construction offers a seamless look that's easy to clean, making it ideal for busy households. The Comfort Height feature is particularly beneficial for older adults or anyone who may struggle with lower toilet heights, providing added convenience. With a water consumption rate of 1.28 gallons per flush, it is WaterSense certified, promoting water efficiency without sacrificing performance.

One of the standout aspects of this model is the AquaPiston flush technology, which allows water to flow into the bowl from all sides, resulting in a powerful and effective flush. This is complemented by a durable canister design that reduces the risk of leaks compared to traditional flapper systems.

There are some considerations to keep in mind. Weighing in at 105 pounds, installation may require assistance due to its considerable weight. Additionally, while it's classified as a one-piece toilet, its size may not suit every bathroom layout, especially smaller spaces. The color, Biscuit, might limit compatibility with other design choices in your bathroom. This KOHLER toilet is a solid choice for those looking for a comfortable, efficient, and stylish option, though careful consideration of your bathroom's space and color scheme is recommended.

Rating
10.0
Chosen by1,479
Flush Type
Water Consumption
Height

Most important from
8 reviews

Flush Type
Flushing performance is awesome, especially with very low water usage.
Water Consumption
Flushing performance is awesome, especially with very low water usage.
Height
The seat height is perfect and it has nice lines.
Style and Design
The seat height is perfect and it has nice lines.
#2

Kohler K-6424-0 Memoirs Classic Comfort Height Skirted One-Piece Compact Elongated 1.28 GPF Toilet with AquaPiston Flush Technology and Left-Hand Trip Lever, White, 28.25 x 18.00 x 27.75 inches

Rating
9.4
Bowl Shape
Flush Type
Noise Level

Most important from
10 reviews

Bowl Shape
The elongated bowl and comfortable seat enhance the overall comfort during use.
Flush Type
The AquaPiston flush technology delivers powerful and efficient flushing with minimal water usage.
Noise Level
The quiet-close seat adds a touch of convenience and refinement.
Style and Design
The fully skirted design offers a clean, sleek look while making the base easier to clean.

The Kohler K-6424-0 Memoirs Classic is a one-piece, compact elongated toilet designed with comfort and efficiency in mind. Its elongated bowl shape offers more seating comfort compared to traditional round bowls, while maintaining a compact size suitable for smaller bathrooms. The comfort height makes sitting and standing easier for most adults, which is a nice bonus if you prefer a chair-height toilet.

It uses Kohler’s AquaPiston flush technology, which flushes powerfully and effectively with just 1.28 gallons per flush, helping to save water without sacrificing performance. The gravity flush system is quiet and reliable, and the design reduces the chance of leaks thanks to a durable canister with less exposed seal material. The toilet comes with a polished chrome left-hand trip lever and a quiet-close seat. Made of porcelain and ceramic, it has a clean white finish and a skirted design that hides the trapway for a sleek look and easier cleaning. At about 27.75 inches tall and weighing 50 pounds, it’s a solid and stable unit.

Some users might find the price a bit higher than basic models, and installation could be more involved due to its one-piece design. This toilet is a good fit if you want a blend of comfort, stylish design, and water-saving flush technology in a compact footprint.

Rating
9.4
Bowl Shape
Flush Type
Noise Level

Most important from
10 reviews

Bowl Shape
The elongated bowl and comfortable seat enhance the overall comfort during use.
Flush Type
The AquaPiston flush technology delivers powerful and efficient flushing with minimal water usage.
Noise Level
The quiet-close seat adds a touch of convenience and refinement.
Style and Design
The fully skirted design offers a clean, sleek look while making the base easier to clean.
#3

KOHLER K-6428-0 Memoirs Stately Comfort Height Skirted One-Piece Compact Elongated 1.28 GPF Toilet with AquaPiston Flush Technology and Left-Hand Trip Lever, White

Rating
9.1
Flush Type
Style and Design

Most important from
15 reviews

Flush Type
Great sucking power makes it highly effective, especially in households with high usage.
Style and Design
Clean lines and a compact profile give this toilet an elegant look, and the invisible floor attachment system adds to its sleek design.

The KOHLER K-6428-0 Memoirs Stately Comfort Height Toilet is designed for those seeking both style and comfort in a compact toilet. Its elongated bowl offers a comfortable seating experience while maintaining a space-efficient design similar to a round bowl. The comfort height feature makes it easier for adults to sit down and stand up, which is particularly beneficial for those with mobility concerns.

One of the standout features is its AquaPiston flush technology. This design allows water to flow into the bowl from all sides, making each flush more powerful and effective. With a water consumption rate of 1.28 gallons per flush, it also meets WaterSense criteria, promoting water efficiency. Furthermore, the durable canister system minimizes the risk of leaks, offering reliable performance over time. In terms of design, the toilet has a classic white finish that can blend well with various bathroom decors. However, its one-piece construction may limit customization options in terms of style. This model is particularly ideal for spaces where comfort and efficiency are priorities, especially in homes with older adults or anyone needing a bit more support in the bathroom.

Rating
9.1
Flush Type
Style and Design

Most important from
15 reviews

Flush Type
Great sucking power makes it highly effective, especially in households with high usage.
Style and Design
Clean lines and a compact profile give this toilet an elegant look, and the invisible floor attachment system adds to its sleek design.

Buying Guide for the Best Kohler Toilets

Choosing the right toilet can significantly impact your bathroom experience. When selecting a Kohler toilet, it's essential to consider various specifications to ensure it meets your needs in terms of comfort, efficiency, and style. Here are some key specifications to help you make an informed decision.
Bowl ShapeThe bowl shape of a toilet can affect both comfort and space utilization. There are generally two types: round and elongated. 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 comfort preferences when choosing the bowl shape.
Flush TypeThe flush type determines how the toilet disposes of waste. There are gravity-fed, pressure-assisted, and dual-flush systems. Gravity-fed toilets use the weight of the water to create a flushing action, which is quiet and effective for most households. Pressure-assisted toilets use pressurized air to force water into the bowl, providing a powerful flush but can be noisier. Dual-flush toilets offer two flush options: a low-volume flush for liquid waste and a full-volume flush for solid waste, which can save water. Choose based on your preference for water efficiency and noise level.
Water ConsumptionWater consumption is measured in gallons per flush (GPF). Standard toilets use 1.6 GPF, but high-efficiency toilets (HET) use 1.28 GPF or less, which can save water and reduce utility bills. If you are environmentally conscious or looking to save on water costs, opt for a high-efficiency model. Ensure the toilet meets your local regulations for water usage.
HeightToilet height can affect comfort, especially for taller individuals or those with mobility issues. Standard height toilets are around 15 inches from the floor to the seat, while comfort height (or chair height) toilets are about 17-19 inches, making it easier to sit down and stand up. Consider who will be using the toilet most frequently and choose a height that will be comfortable for them.
One-Piece vs. Two-PieceToilets come in one-piece and two-piece designs. One-piece toilets have a seamless design, making them easier to clean and often more modern in appearance. Two-piece toilets have a separate tank and bowl, which can be easier to install and may offer more options in terms of style and height. Decide based on your preference for ease of cleaning, installation, and aesthetic appeal.
Noise LevelThe noise level of a toilet can be an important consideration, especially if the bathroom is near living or sleeping areas. Gravity-fed toilets are generally quieter, while pressure-assisted toilets can be louder due to the pressurized flushing mechanism. If noise is a concern, look for models specifically designed to minimize sound.
Style and DesignThe style and design of the toilet should complement your bathroom decor. Kohler offers a variety of styles, from traditional to modern. Consider the overall aesthetic of your bathroom and choose a toilet that matches or enhances the look. Additionally, think about the color and finish that will best suit your bathroom's design.

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