Best American Toilets (2026)

The Champion 4 is American Standard's flagship American-engineered toilet, pairing a 4-inch piston-action flush valve with a 2-3/8-inch fully glazed trapway to achieve a perfect 1,000-gram MaP score at 1.6 GPF.

The Champion 4's 1.6 GPF rating is at the pre-WaterSense federal maximum rather than the 1.28 GPF WaterSense threshold, a deliberate engineering trade-off that prioritizes flushing power and clog resistance over maximum water efficiency. Published specifications confirm the 1,000-gram MaP score, matching the maximum achievable rating on the flush test used across the industry.

Aggregated owner reviews consistently cite the Champion 4 as the toilet of choice for households that have struggled with clogging on lower-flow models, and American Standard backs the toilet with a limited lifetime warranty on the vitreous china, among the strongest warranty terms in the mainstream American market.

TOTO's Drake, built and marketed specifically for the American residential market, uses a G-Max siphon jet flush system to achieve a 1,000-gram MaP score at 1.28 GPF in a universal-height, easy-to-move two-piece design.

The Drake is TOTO's most established American-market two-piece toilet, designed and sold specifically to compete with domestic brands on price and installation simplicity while carrying TOTO's flush-engineering reputation. Its 1,000-gram MaP score at 1.28 GPF confirms it clears the maximum test load while remaining EPA WaterSense certified, a combination the Champion 4 does not offer given its 1.6 GPF rating.

Owner reviews across major American retail platforms describe the Drake as a dependable, low-maintenance workhorse, with the separate two-piece tank and bowl construction making it easier for a single installer to carry and position compared to a heavier one-piece toilet.

The Kohler Highline is the company's best-selling toilet in the American market, using Kohler's Class Five flush system in a comfort-height, WaterSense-certified two-piece body distributed at essentially every hardware retailer nationwide.

Kohler's Highline is positioned as the company's mainstream, high-volume American offering, and its widespread availability means replacement parts, including flappers, fill valves, and flush levers, are stocked at nearly every home-improvement retailer in the country, a meaningful practical advantage over less common toilet lines.

Its 800-gram MaP score is solid but below the 1,000-gram maximum achieved by the Champion 4 and Drake, a reasonable trade-off given the Highline's broader availability and typically lower price point. Owner reviews frequently cite the Highline as a dependable, no-surprises toilet for a standard American bathroom replacement.

The Cadet PRO delivers a perfect 1,000-gram MaP score at 1.28 GPF with an EverClean antimicrobial surface and an included seat, positioning it as American Standard's best value entry in the mainstream American market.

The Cadet PRO's 2.625-inch fully glazed trapway sits between the Highline's 2.375-inch and the Champion 4's 2.375-inch (widest at 2 3/8-inch) trapway options, and its 1,000-gram MaP score confirms strong flushing capability at the WaterSense-certified 1.28 GPF tier, unlike the 1.6 GPF Champion 4.

The included seat is a genuine cost advantage, since most toilets on this list, including the Champion 4, Drake, and Highline, are sold without a seat. Aggregated owner reviews rate the Cadet PRO as one of the strongest value propositions in the American mainstream market given its combination of MaP-maximum performance, WaterSense certification, and included seat.

The Kohler Cimarron combines a 3.25-inch trapway, among the widest in Kohler's mainstream lineup, with the AquaPiston canister flush system to deliver a MaP-maximum 1,000-gram score at 1.28 GPF and comfort height.

The AquaPiston canister flush system pushes water around the bowl in a full 360-degree pattern rather than relying solely on rim holes, a design Kohler engineered to improve bowl-cleaning consistency across the Cimarron and related product lines. The 3.25-inch trapway is meaningfully wider than the Highline's 2.375-inch channel, giving it an edge for households with higher daily waste volume.

Owner reviews consistently rate the Cimarron as one of the most dependable choices for a busy family bathroom, citing the combination of a MaP-maximum score, wider trapway, and comfort height as a well-rounded package for daily use by multiple household members.

The UltraMax II packages TOTO's Double Cyclone flush and CEFIONTECT glaze into a seamless one-piece body at universal height, delivering premium construction while keeping proportions consistent with the American mainstream market.

While one-piece toilets are sometimes associated with contemporary or minimalist styling, the UltraMax II's proportions and elongated bowl shape remain consistent with mainstream American bathroom expectations, making it a premium upgrade rather than a stylistic departure. The seamless tank-to-bowl body eliminates a seam that can otherwise collect moisture and grime over time.

Owner reviews highlight the CEFIONTECT glaze, which creates a smoother, less porous ceramic surface that resists adhesion of waste and mineral buildup, reducing the frequency of deep cleaning compared to a standard-glaze toilet. TOTO backs the UltraMax II with a one-year parts warranty.

Glacier Bay, the Home Depot house brand, offers a straightforward two-piece power flush toilet at 1.1 GPF with an 800-gram MaP score, giving budget-conscious American buyers a WaterSense-certified option at the most accessible price point on this list.

At 1.1 GPF, the Glacier Bay Power Flush uses less water per flush than any of the 1.28 GPF WaterSense-certified competitors on this list while still achieving an 800-gram MaP score, which is adequate for typical household use though below the 1,000-gram maximum reached by the Champion 4, Drake, Cadet PRO, Cimarron, and UltraMax II.

As a Home Depot house brand, Glacier Bay toilets are typically the lowest-cost WaterSense-certified option available at major American retailers, and owner reviews reflect this budget-tier positioning: reliable for standard household use, with less brand recognition and a shorter one-year limited warranty compared to Kohler, American Standard, or TOTO.