The Best Low Flow Toilets: Reviews And Complete Buying Guide

When shopping for a toilet, you need to ensure that you go for the best. You do not necessarily have to go big but you need to find one that meets all the required criteria. You will come across toilets of different shapes, sizes and designs and it will therefore up to you to find the one that suits you. This is often overwhelming and in the long run, you might end up picking any to get it over with. You don’t have to worry about that though, we’ve got you covered. The following are some of the best low flow toilets in the market right now.

7 Best Low Flow Toilets [2020]

1. TOTO MS854114ELG#01 Eco Ultramax ADA Elongated One Piece Toilet

The TOTO Eco UltraMax is a cotton white one-piece toilet. This is already an advantage in itself as it will cover less space and we know that the lesser space occupied, the more room you get. This toilet also features an advanced flushing technology called the E-max, which helps you to save a lot of water.

TOTO MS854114ELG#01 One Piece Toilet

With the E-max system, you are able to keep the toilet bowl clean with the use of very little water, a feature most homeowners would cherish. The water released by this toilet while flushing is 1.28 GPF which is approximately 20% less than the 1.6 GPF toilets commonly sold in the US. This saves you about 0.32 gallons of water every time which in the long run can be quite large.

This toilet has a total height of 29.25″ and a length of 28.25″. The height from the base of the toilet to its seat is 17-Inch while the rough-in covers a length of 12-inch. At the very top, we get a 16.5-inch wide tank.

TOTO values itself as being an innovative, quality minded, ecological and value-driven manufacturer. This can be seen through the use of their patented SanaGloss glaze which covers the vitreous China material used in making this toilet. Not only is it environmentally friendly, but it also provides many other amazing benefits.

For example, it ensures that your toilet is free from mold, bacteria and debris which relentlessly stick to most toilet surfaces. Furthermore, it is resistant to any markings which may ruin the appearance of your toilet. The application of SanaGloss to this toilet means that you do not have to spend a lot of money on chemicals since you will only need a few of them.

2. American Standard H2Option Siphonic Dual Flush Elongated Two-Piece Toilet

American Standard H2Option Two-Piece Toilet comes in white, bone and linen colors which give you alternatives to pick from. However, color is the least of our concern right now. This toilet comes equipped with an H2Option Dual-flush system which takes flushing to a whole new level. With this system, you get to choose the amount of water you will use for well, different circumstances.

American Standard H2Option Siphonic Dual Flush Toilet

The toilet allows you to either use the 1.6 gallons per flush termed as the heavy flush or the 1.0 GPF known as light flush. The heavy flush is used for the solids while the light flush is for liquids. This makes for a wonderful flushing experience. Features a siphon which utilizes jet action when flushing. A bowl jet releases water into the bowl, thus doing a tremendous cleaning job.

What happens here is, pressurized water inside the rim is released at very high speeds which helps ensure that your toilet is left spotless while flushing. It has an EverClean surface, you do not have to worry about mold and fungus continually forming on your toilet. This stunning reflective surface is simple to wash and can remain clean for years.

Let us look at some of the incredible features this toilet offers:

  • It is made up of vitreous china which is highly resistant to scrapes, spills and other stains.
  • This toilet is 29.5″ in height, 15″ in width and 29.75″ in depth from the front to the back.

3. TOTO CST744SL#01 Drake 2-Piece Ada Toilet

TOTO does a great job in designing some of the best low flow toilets in the market and this one is no exception. From design to performance it does an exceptional job at an affordable price. So let’s look at some of the features you will get from this TOTO branded toilet. TOTO CST744SL#01 Drake 2-Piece Ada Toilet is available in cotton white as well as other types of color options and is made up of vitreous China which is a very durable material.

TOTO CST744SL#01 Drake 2-Piece Ada Toilet

The toilet is 28″ from the front to its back, 30.75″ from the base to the tank top and 16.5″ from the base to the rim. It also features a 19.5″ wide tank and a rough-in of 12″. These dimensions make it easy to use and are ADA compliant so even people with disabilities and the elderly can use them comfortably.

This technology ensures that water flows in and out faster and also features a completely glazed trapway. These features, combined with its wide flush valve, makes this technology unmatched in performance compared to other flushing technologies.

Uses TOTO’s GMAX Flush technology, it has a water consumption rate of 1.6 gallons per flush which is the standard for many US toilets. This allows you to clean your toilet effectively with just a single flush.

4. Niagara 77001WHCO1 Stealth 0.8 GPF Toilet

This is a quiet, powerful and quality two-piece toilet worth giving a try. It takes innovation to a whole new level. It is an ultra-high-efficiency toilet that consumes only 0.8 gallons per flush. Whereas the other toilets in this category use 0.9 GPF, Niagara is able to use 0.8 GPF. This makes it unrivaled among the high-efficiency toilets.

Niagara 77001WHCO1 Stealth 0.8 GPF Toilet

It utilizes a dual flush trapway technology which brings together air and water to help clean the bowl. One fascinating thing is that you do not have to flush the toilet twice despite its use of 0.8 GPF. We have seen toilets that use 1.6 GPF twice the amount of this toilet and still require you to flush the toilet twice due to clogging and other issues. This is not only wasteful but also frustrating for you as a homeowner.

Let us look at some of the incredible features this toilet offers:

  • EPA WaterSense certifies it because it does not exceed 1.28 gallons of water anytime you go to flush.
  • It has an elongated toilet bowl that gives you maximum space allowing you to sit comfortably on it.
  • It has an overall height of 31″ and an 18″ from the base to the seat. This is a standard height and can be placed anywhere from personal houses to hotels.
  • The toilet is equipped with a chrome push button which makes flushing effortless and straightforward.
  • It has a rough-in of 12 inches which is common in many toilets, making it easy to install.

5. Convenient Height 20-inch Extra Tall Toilet

Sitting on a low toilet is not fun and can be very uncomfortable for adults and the tall people out there. If you are looking for a tall and well-built toilet then this is the one for you. It gives you an appropriate height which allows you to sit down and also get off it comfortably. Let us delve deeper into this review by looking at some of the vital features of this toilet.

Convenient Height 20-inch Extra Tall Toilet

This toilet provides an industry-leading height with a measurement of 20 inches from the base to the bowl top. This is way higher than the height of the regular toilet which makes it an excellent option for people with leg or knee stability problems. You can easily stand up with little to no effort. In addition, there is a reasonable 8-inch distance between the water surface and the rim top.

The craftsmanship employed to design this toilet is incredible with the use of high-quality vitreous china material and completed with flawless glazing and finishing. The full dimensions for this toilet are 12 inches for the rough-in, 27 inches from the front to back, 15 inches from side to side and a whopping 36.5 inches overall height.

If you still think safety is an issue, then you should know that this toilet has been approved by the State examiners, plumbers as well as the California energy commission.

The following are some of its features:

  • It has an elongated shape which gives you enough space to sit, thereby making it more comfortable.
  • It has a water consumption rate of 1.28 GFP. There is, however, an option of 0.9GFP.
  • It utilizes a dual flushing valve. You can either use the full flush for solids and the light flush for liquids, therefore, saving water.

6. Kohler K-3609-0 Cimarron Comfort Height Toilet

Here’s another amazing toilet with impressive efficiency and exceptional ability to save water. Kohler went all out with this two-piece toilet giving it some exceptional features. From the height to design, this toilet has it all.

The Kohler Cimarron is 30 inches from top to bottom, 17 inches from side to side and 29.5 inches from front to back. The toilet seat is about 18 inches from the base, which makes it very comfortable to sit on. In addition to this, the bowl is elongated, further adding to your comfort by giving you extra space.

Kohler K-3609-0 Cimarron Comfort Height Toilet

This toilet comes in white, and the material used is Vitreous China. This makes it long-lasting and, therefore, a good investment. It is equipped with a patented aqua piston flushing system. This flushing system uses pressurized water to wash the bowl all around. The bowl will be covered entirely with water, thereby limiting any chances of clogging.

For every flush, this toilet only uses 1.28 gallons of water. This makes it very reliable when it comes to water conservation. For this reason, this toilet is WaterSense certified.

It comes with a completely glazed trap way which makes it easy to clean. You are also free to experiment with different types of cleaning products as the toilet lacks any special coating. This toilet has a rough-in of 12 inches and only weighs 65.3 pounds and is therefore quite easy to handle while installing.

7. American Standard 2988101.020 Cadet 3 Right Height Round Front Toilet

Designed by American Standard, the Cadet 3 toilet is a strikingly impressive two-piece toilet. It has an amazing flushing system, a good water consumption rate and is highly efficient. After extensive research into the toilet, the following are some of the features we were able to put together.

American Standard 2988101.020 Cadet 3 Right Height Round Front Toilet

This toilet is 30.75 inches high, 15.75 inches wide and 28.25 inches long. The distance between the base and the seat is also comfortable enough for one to sit. It weighs about 100 pounds and is therefore easy to install. The material used to make this toilet is Vitreous China which is durable and high-quality material.

It is equipped with a cadet 3 flushing system and it does not disappoint. With a single flush, you are able to eliminate up to 1000 grams of solid waste while leaving your toilet spotless. So the chances of getting clogs are unlikely to happen.

The water consumption of the toilet is 1.28 GPF. This is less than the standard 1.6 GPF, allowing you to save a considerable amount of water at the end of the year. It is EPA WaterSense certified. This is because of the great job it does in conserving water.

It has an EverClean surface. This surface is usually resistant to mold and fungus. Moreover, it makes the toilet very easy to clean. Water is discharged from the rim holes, ensuring that the toilet is washed efficiently all around.

Best Low Flow Toilet Buying Guide

People are often embarrassed about what they should be looking for when buying a toilet. Whereas looks is a great factor to consider, I mean no one wants an awful looking toilet in their bathroom, there are some vital considerations often left out by buyers. That being said, the following is the buying guide you should use when shopping for a toilet.

Best Low Flow Toilet

Water Consumption

You need to find a toilet that saves on water. The federal standard since the year 1994 has been 1.6 Gallons per flush or lower, which is quite appropriate. These days you can even find one that uses 0.8 or 0.9 GPF. You should, however, ensure that they are able to clean your toilet in one complete flush.

Buying a toilet with a 0.9 GPF but requires you to flush it 3 times in a row is not that economical, is it? You’ll be better of going for a 1.6 GPF, right? And that brings us to our second consideration, the flushing system.

Flushing System

Different toilets will use different modes of flushing. The better the system or mechanism, the more efficient it will clean your toilet. So you will need to do an in-depth analysis of the flushing technique the toilet you want to buy utilizes so that you get to clean you are faster, efficiently and well, quieter. You don’t want to wake your friends every time you leave the bathroom.

One-piece or Two-Piece Toilet

The variation between a one-piece and a two-piece is that the latter comes in 2 different pieces. You get the tank and the seat separately. It is a much cheaper option compared to the one piece. However, with the one-piece, you get some added advantages such as simplicity in installation and cleaning. So if you can dig a little deeper into your pocket, you should consider getting a one-piece toilet.

The Height of the Toilet Seat

Most toilets usually have a 17-inch seat and can be encountered almost everywhere. Although this height is comfortable for most people, others may require a higher one. These are exceptionally tall people or those with joint problems. If you feel uncomfortable sitting on such a toilet then you should consider getting a 19 or 20-inch seat.


The price of a toilet does not always warrant excellent performance. However, most good toilets will have a believable price, not too high or too low. You know that which doesn’t sound too good to be true. You should remember that a toilet is an investment and you will use it for several years. Therefore you should save up some money and get a good one.


When buying a toilet, you also need to assess its appearance. After meeting all the above requirements, you need to decide now if it will match the overall look of your bathroom. White is usually the most common color used for toilets but when it’s another color especially the vibrant colors like red or green then you should decide carefully.

Low-Flow Toilet FAQ

The following are some of the frequently asked questions concerning toilets.

What is GPF?

GFP simply means gallons per flush and it represents the amount of water used in every flush.

What is the best GPF a toilet should have?

The standard GPF is usually 1.6 and therefore, you should find one with either this or lower. If you are looking to save a lot of water then you can go for the water-saving toilets, which will use 0.9 GPF and lower while retaining its performance.

What is the best height for a toilet?

This will be based on your height as well as comfort. Most toilets usually have a bowl height of between 17 and 19 inches which are considered the right or comfortable height. Taller people can go for toilets with bowl heights of 20 inches or above.

What are the best toilet brands?

Some of the best toilet brands include the likes of Toto, Kohler, American standard, Duvarit and Saniflo.

Should I go for a round or elongated toilet?

This can come down to price, comfort and space. Round toilets are usually smaller and can be a great option if you have a small bathroom. They are also cheaper. If you have some extra cash, want more comfort and have no problem with space, then you can go for a Woodbridge toilet.


We hope that this detailed analysis has helped you find the toilet of your dreams. We have tried to incorporate everything to ensure that you can make an unbiased decision. Let the buying guide direct you to choose the best low flow toilet on the list. Apart from using the guide, you can go an extra step and read some of the reviews and ratings left by the different customers who own the toilets especially if you are looking to purchase the toilet online. All in all, we are confident the selected toilets are likely to exceed your expectations and make your decision worthwhile.

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