8 Best Kohler One Piece Toilets 2025 in the United States

The Kohler 77795-0SG Eir Toilet is a compact, streamlined one-piece toilet designed for modern bathrooms. Its elongated bowl shape offers added room and comfort, making it a good choice for those who value extra space. The Comfort Height feature is particularly beneficial for adults, as it provides chair-height seating that makes sitting down and standing up easier. This aspect can be especially appreciated by elderly individuals or those with mobility issues.

The dual flush system is efficient, allowing users to choose between 0.8 or 1.0 gallons per flush, which helps in conserving water without compromising on performance. The stainless steel wand with adjustable spray functions adds a personalized cleansing experience, enhancing hygiene and comfort. Made from vitreous china, the toilet is durable and has a smooth finish. The white color with Sunrise Gold Trim gives it a stylish and elegant appearance, fitting well in a modern bathroom setting.

However, weighing 116.8 pounds, it may pose a challenge during installation and might require professional help. Additionally, while the toilet has integrated cleansing features, the noise level might be a concern for some users, especially in quiet homes. This toilet is well-suited for those looking for a modern, comfortable, and hygienic option but may need assistance with installation due to its weight.

The KOHLER K-6428-0 Memoirs Stately Comfort Height Skirted One-Piece Compact Elongated Toilet combines style and functionality in a compact design. The elongated bowl offers extra comfort without taking up more space than a round bowl, making it a good choice for smaller bathrooms. With a comfort height feature, it provides chair-height seating, which is easier for most adults to use, enhancing accessibility. The toilet includes a polished chrome left-hand trip lever and a glenbury quiet-close seat, though it does not come with a supply line, which will need to be purchased separately.

This model stands out due to its AquaPiston flush technology, which allows water to flow into the bowl from all sides, enhancing flush power and effectiveness. The durable canister design reduces potential leaks compared to traditional flappers. Made from high-quality china and finished in a classic white, the toilet fits well in most bathroom décors. The quiet-close seat helps minimize noise from the lid.

The installation process is straightforward with provided hardware, although its weight (114.5 pounds) might require additional help to maneuver. This toilet is Watersense certified, using only 1.28 gallons per flush, which supports water conservation. The need to buy a separate supply line and the relatively high weight might be considered drawbacks for some.

The KOHLER 30810-7 Santa Rosa One-Piece Toilet is an elegant and practical choice for those looking for a compact yet comfortable toilet. Its one-piece design integrates the tank and bowl seamlessly, making it easy to clean. The compact elongated bowl offers added comfort while occupying the same space as a standard round-front bowl, which is a significant space-saving feature.

The Comfort Height feature provides chair-height seating, making it easier for most adults to sit down and stand up, which is particularly beneficial for older individuals or those with mobility issues. The Revolution 360 swirl flushing technology ensures a powerful flush that keeps the bowl cleaner for longer periods, reducing maintenance efforts. Additionally, the CleanCoat surface treatment helps inhibit the growth of water scale and mineral stains, further enhancing ease of cleaning.

However, it's worth noting that the toilet is quite heavy at 94 pounds, which might make installation challenging without assistance. The black finish is stylish but may not suit all bathroom decors, and the specific color could also show water spots and stains more visibly. Despite these minor drawbacks, the KOHLER 30810-7 Santa Rosa offers a blend of performance, comfort, and ease of maintenance, making it a solid choice for many households.