10 Best Dual Flush Toilets 2025 in the United States

The HOROW T0338W One Piece Toilet is a solid option if you're looking for a dual-flush toilet. One of its main advantages is the dual flush system, offering both 0.8 and 1.28 gallons per flush, which is efficient and water-saving. The elongated bowl design provides comfort, and the chair height of 17.3 inches makes it ADA compliant, making it easier for elderly and disabled individuals to use.

The fully-glazed 2-inch trapway ensures powerful flushing, with a high MAP score of 1000 grams, ensuring waste is cleared effectively. The porcelain material and white finish offer a sleek and modern look, and the slow-close seat adds to the quality, reducing noise and wear over time. Installation is simplified with big opening holes on the sides, and the provided components and instructions make it accessible even for non-professionals, though a plumber might still be necessary for some users.

Weighing in at 99 pounds, the toilet is quite heavy, which might make handling and installation a bit challenging. Also, it has a 10-inch rough-in, which is somewhat less common and might limit compatibility with existing plumbing setups. Despite these minor drawbacks, this toilet performs well and is especially suited for those needing an ADA-compliant and water-efficient option.

The WOODBRIDGE Smart Bidet Toilet offers a modern and hygienic upgrade to traditional toilets with its numerous smart features. It boasts a dual flush system with 1.6 GPF and 1.1 GPF options, achieving an impressive Maximum Performance Flush (MaP) score of 1000 grams. This efficiency conserves water without compromising on performance. The chair-height bowl (17-3/8”) complies with ADA standards, making it suitable for those with mobility issues or knee problems. Made from porcelain, it ensures durability and a sleek finish, while the rectangular shape adds a contemporary touch to bathrooms.

The auto-opening/closing lid, auto-flush, and foot sensor provide hands-free operation, enhancing hygiene and convenience. Additional features include movement drying, a heated seat, and a cleaning foam dispenser, which further improve user comfort and eco-friendliness by reducing toilet paper use. However, at 112 pounds, its weight could be a challenge during installation. Also, the reliance on proprietary cleaning foam might be a drawback for some users.

This toilet is ideal for those seeking a high-tech, comfortable, and water-efficient solution for their bathroom needs.

The TOTO WASHLET+ Aquia IV is a one-piece, elongated dual-flush toilet designed for floor mounting, making it a good fit for modern bathrooms. It uses 1.28 gallons per flush for solids and 0.9 gallons for liquids, which helps save water compared to traditional toilets. The elongated bowl shape generally offers more comfort. Made from ceramic with a cotton white finish, it’s easy to clean and fits most bathroom styles. The toilet includes a concealed water supply and power cord for the advanced S7 electric bidet seat, which adds features like warm front and rear washing with adjustable water temperature and pressure, a heated seat, automatic deodorizer, and warm air dryer.

The instantaneous water heating ensures you won’t run out of warm water during use. One potential challenge is its weight at nearly 109 pounds, which might make installation a bit more difficult for some. This model is ideal for those looking to combine water-saving dual-flush technology with the luxury and hygiene of a high-end electronic bidet seat in one integrated unit.