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Toilet Review

Kohler Cimarron Two-Piece Toilet Review: Powerful 360-Degree Flush for Busy Families

Real specs, MaP flush scores and aggregated owner feedback — no paid placements.

Why Trust This Review

Review updated June 2026.

Quick Verdict

The Kohler Cimarron combines a 1000g MaP-rated flush with a 17-inch comfort height, making it a strong pick for family bathrooms. Its AquaPiston canister pushes water 360 degrees for consistent waste removal, though the seat is sold separately and the bowl shape may feel large to some users.

SpecValue
MaP Score1000g
GPF1.28 gallons per flush
Flush SystemAquaPiston canister
Trapway Size3.25-inch fully glazed
HeightComfort height (17 in)
Rough-In12-inch
Seat IncludedNo
WaterSenseYes
WarrantyLimited lifetime
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How powerful is the Kohler Cimarron flush?

The Kohler Cimarron achieves a MaP score of 1000g, meaning it can clear 1000 grams of solid waste in a single flush. This is the maximum rating on the MaP testing scale, indicating exceptional flushing capability for a 1.28 GPF toilet.

The Cimarron's flush power comes from Kohler's AquaPiston canister technology. Unlike a traditional flapper that lifts on one side, the AquaPiston opens 360 degrees around the canister, allowing water to enter the bowl from all directions. This creates a more forceful and consistent flush that cleans the bowl surface while moving waste through the 3.25-inch fully glazed trapway. The large trapway diameter reduces the chance of clogs by providing a wider path for waste and toilet paper. Owner feedback consistently notes that the Cimarron handles heavy use without double flushing, which is impressive given its 1.28 gallon per flush water consumption.

Expert Take

The 1000g MaP score places the Cimarron at the top of the flushing performance charts. Combined with the 3.25-inch trapway, this toilet is engineered to handle large waste loads that would challenge many other water-efficient models.

How water-efficient is the Kohler Cimarron?

The Kohler Cimarron uses 1.28 gallons per flush (GPF) and carries WaterSense certification, meaning it uses at least 20 percent less water than the federal standard of 1.6 GPF. This translates to significant water savings over the toilet's lifetime without sacrificing flush performance.

WaterSense certification requires independent testing to verify that the toilet clears at least 350 grams of waste per flush. The Cimarron's 1000g MaP score far exceeds this threshold, so you are not trading performance for efficiency. The 1.28 GPF rating means a family of four could save roughly 4,000 gallons of water per year compared to an older 3.5 GPF toilet. Because the Cimarron uses a canister flush system rather than a traditional flapper, there is less risk of leaks over time, which further protects water savings. Owners report that the flush feels robust and complete, with no need for double flushing even after heavy use.

Expert Take

The Cimarron proves that 1.28 GPF toilets can match or exceed the flush power of older 1.6 GPF models. The canister design is inherently more reliable than flapper valves, reducing maintenance and water waste from slow leaks.

What do owners say about the Kohler Cimarron?

Aggregated owner reviews across major retailers show strong satisfaction with the Cimarron's flush power and comfort height. Common praise includes reliable single-flush performance and easy cleaning, while some owners note the seat is not included and the bowl shape may feel large.

Positive feedback frequently highlights the toilet's ability to clear waste in one flush without clogging, even with large amounts of toilet paper. Many owners appreciate the 17-inch comfort height, which makes sitting down and standing up easier for adults and those with mobility concerns. The elongated bowl is also praised for comfort. On the negative side, several owners mention disappointment that the seat is not included, adding to the total cost. Some users find the bowl length too long for smaller bathrooms, and a few report that the canister flush mechanism can be slightly louder than a traditional flapper. The Cimarron's smooth surface and lack of hard-to-reach crevices make cleaning straightforward, which owners with children or busy households value.

Expert Take

Owner sentiment aligns with the specs: the Cimarron delivers on its promise of powerful flushing and comfort height. The missing seat is a common frustration, but it allows buyers to choose their preferred style and material.

How does the Kohler Cimarron compare to similar toilets?

The Kohler Cimarron competes directly with other 1.28 GPF two-piece toilets like the American Standard Cadet 3. Both offer comfort height and strong flush performance, but the Cimarron's 1000g MaP score and 3.25-inch trapway give it an edge in waste clearance capacity.

Compared to the American Standard Cadet 3, which has a MaP score of 1000g as well, the Cimarron uses a canister flush system versus the Cadet 3's flapper. Canister systems generally seal better and last longer without needing replacement. The Cimarron's trapway is 3.25 inches versus the Cadet 3's 3-inch trapway, which can help reduce clogs. However, the Cadet 3 includes a seat, while the Cimarron does not. Against the Toto Drake, another popular model, the Cimarron offers a similar MaP score but at a lower price point. The Drake uses a G-Max flush system with a 3-inch flapper, which some owners find quieter than the canister. Both toilets are WaterSense certified and have limited lifetime warranties. The Cimarron's 360-degree AquaPiston flush provides better bowl cleaning coverage than many competitors, reducing the need for manual scrubbing.

Expert Take

For buyers prioritizing maximum waste clearance and bowl cleaning coverage, the Cimarron's AquaPiston and 3.25-inch trapway give it a measurable advantage. The missing seat is a drawback, but the overall value remains strong for a family-focused toilet.

Good fit if you...

  • Need a toilet that handles heavy waste without clogging
  • Want a comfort-height toilet for easier access
  • Prefer a water-efficient model with WaterSense certification
  • Value a flush system that cleans the entire bowl surface

Skip it if you...

  • Want a toilet that includes a seat out of the box
  • Have a very small bathroom where elongated bowls feel tight
  • Prefer a quieter flush mechanism over raw power

Frequently Asked Questions

Does the Kohler Cimarron come with a seat?

No, the seat is not included. You will need to purchase a separate seat, which adds to the total cost. Many owners choose a slow-close or heated seat for added comfort.

What is the MaP score of the Kohler Cimarron?

The Cimarron has a MaP score of 1000g, which is the maximum rating. This means it can clear 1000 grams of solid waste in a single flush, indicating exceptional performance.

Is the Kohler Cimarron WaterSense certified?

Yes, the Cimarron is WaterSense certified. It uses 1.28 gallons per flush, which is at least 20 percent less water than the standard 1.6 GPF toilets.

What is the rough-in size for the Kohler Cimarron?

The Cimarron is designed for a 12-inch rough-in, which is the standard distance from the wall to the center of the toilet flange.

How tall is the Kohler Cimarron?

The Cimarron has a comfort height of 17 inches from floor to seat rim. This is taller than standard toilets and similar to chair height, making it easier to sit and stand.

What type of flush system does the Cimarron use?

It uses Kohler's AquaPiston canister flush system. The canister opens 360 degrees to push water into the bowl from all directions for a powerful and consistent flush.

What is the trapway size of the Kohler Cimarron?

The trapway is 3.25 inches in diameter and fully glazed. This large, smooth passage helps prevent clogs and improves waste clearance.

Is the Kohler Cimarron a two-piece toilet?

Yes, the Cimarron is a two-piece toilet with a separate tank and bowl. This design is easier to install and transport than one-piece models.

Does the Kohler Cimarron have CEFIONTECT glaze?

No, the Cimarron does not feature CEFIONTECT, which is Kohler's antibacterial glaze. The standard glazed surface is still easy to clean but does not have the added antimicrobial protection.

What warranty does the Kohler Cimarron have?

It comes with a limited lifetime warranty from Kohler, covering defects in materials and workmanship for the original purchaser.

Can the Kohler Cimarron handle heavy waste?

Yes, the 1000g MaP score and 3.25-inch trapway make it one of the best options for heavy waste. Owner reports confirm it rarely requires double flushing.

Is the Kohler Cimarron loud when flushing?

Some owners note the canister flush is slightly louder than a traditional flapper. The sound is a whooshing noise from the 360-degree water release, but it is not excessively loud.

Sources

  • MaP Flush Testing Program, map-testing.com
  • EPA WaterSense, epa.gov/watersense
  • Manufacturer published specifications

Our Verdict

The Kohler Cimarron delivers a powerful 1000g MaP-rated flush with water-saving 1.28 GPF efficiency. Its comfort height and 3.25-inch trapway make it ideal for family use, though the missing seat is a minor drawback. Overall, a strong performer for busy households.

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How we rank & our data sources

We do not run physical lab tests. Rankings are built from published, verifiable data and real owner feedback, never paid placement.

Researched by BFT Editorial Team · Last updated June 30, 2026 · Our review method

B
Researched by BFT Editorial Team

The Best Flushing Toilets editorial team researches MaP flush scores, water efficiency data, and owner feedback to help you find the right toilet.

Updated June 2026 · Toilet Reviews
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