Home » Best Low Flow Toilets 2021[Most Popular Water Saving Toilet list]

Best Low Flow Toilets 2021[Most Popular Water Saving Toilet list]

Are you an Eco-conscious homeowner looking for a low-flow toilet for your bathroom? Or you want to save a lot of water each month(huge water bill saving) and looking for the best water-saving toilet? You’ve landed in the right place as we have highlighted some of the best low flow toilets that will not only help you to conserve the environment but as well as reduce your water bill.Best Low Flow Toilets

With so many low-flow toilets on the market, choosing the best flushing toilet can be a daunting task. This is because you have to choose from different models, sizes, and brands. The low-flow toilets that we’ve selected provide a very powerful flush, are easy to clean, and they consume very little water.

Our Recommended Best Low Flow Toilet Comparison Chart

ImageOur Recommended Low Flow ToiletsProsCons
(Our Top Pick)
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Saniflo 023 Sanicompact Self-Contained Toilet, White
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  • Ultra water efficient toilet uses a minimum amount of water (only 1.0 GPF)

  • Stylish chrome hinges toilet seat included

  • Easy to Install and require small space

  • The toilet comes with quiet and powerful Gravity flushing system


  • The toilet is slightly pricey

  • Doesn't have a Bidet seat

  • If you want to know more about these toilets, then read each toilet technical specification(below).

    Top 10 Best Low Flow Toilets 2021

    Without wasting any more time, let’s get down to the best low flow toilets of 2021.

    Toto CST454CUFG#01 Drake II 1G 2-Piece Elongated Toilet

    The Toto Drake II 1G is the ultimate low-flow toilet as it has some exceptional features that many homeowners will love. First and foremost, the Drake II toilet features a two-piece design for easy installation. It has an elongated bowl that adds more space making the toilet comfortable. Its universal height means that kids, adults, and even disabled people can have an easy time using the toilet.

    Note: This is a Toto Drake II  1.0GPF toilet, not Toto Drake II 1.28GPF Toilet.

    If that is not enough, the toilet features the powerful tornado flushing mechanism that not only leaves the toilet clean but also clears all the waste in a single flush. The toilet uses just 1 GPF making it be one of the best low flow toilets on the market.

    Technical Specifications of the Toto Drake II Toilet:
    Features Toto Drake II
    Type: Two-Piece Elongated
    Water Consumption: 1.0 GPF
    Water Saving: Saves more than 40% water over 1.6GPF toilets
    Flush Type: Tornado Power Flush system
    Technology: Double Cyclone
    Material: Vitreous China
    Shape: Elongated
    Color: Cotton White
    Certification: ADA
    Meet Standard Requirements: EPA WaterSense, California’s CEC and CALGreen
    ADA seat height(Universal Height): Yes
     Trapway Diameter: 2.125 inches
    Map Testing Rating: >= 800 (Highly Recommended)
    Maintenance Cost: Less
    Toilet Dimensions: 28.5 x 15 x 30 inches
    Price: TOTO CST454CUFG#01 Drake IICheck Price

    Pros:

    • It has an elongated bowl design for added comfort
    • Toto Drake II is easy to sit on or stand up as it features a universal height
    • It is easy to install as it is a two-piece toilet
    • The toilet has CeFiONtect glaze that prevents particles from sticking on the toilet
    • It has a powerful tornado flushing system that clears waste in a single flush
    • It is water efficient toilet as it uses just 1.0 GPF

    Cons:

    • Many users have reported clogging issues
    • The soft close seat is sold separately

    Saniflo 023 Sanicompact Self-Contained Toilet

    If you want a low-flow toilet to install in tight places like the attic, basement or upper floor, the Saniflo 023 self-contained toilet will be a good option for you. This one-piece macerating upflush toilet is very water efficient as you will only use 1 GPF. It has a flushing system that is electronically timed and very efficient in performance. It is the smallest but best low flow toilet that you can buy.

    Read More: Saniflo Sanicompact Toilet Review

    The Saniflo 023 Sanicompact self-contained toilet is very easy to install but it needs electricity to run. When installed, this tankless toilet will change the look of your bathroom as it is stylish and good looking. With the non-return valve, you won’t experience any backflow or clogs with this toilet.

    Technical Specifications of the Saniflo 023 Sanicompact:
    Features Saniflo 023 Sanicompact
    Water Consumption: 1.0 GPF
    Pieces: One-Piece
    Shape: Elongated
    Material: Porcelain Toilets
    Certification: Not Applicable
    Flush Technology: Gravity Flush Toilets
    Special Features: Easy to Install, Quiet, Adjustable
    Warranty: 2-Year warranty
    Price: Check Price

    Pros:

    • It is stylish and elegant
    • Saniflo toilet consumes just 1 GPF
    • It easily fits in tight places due to its compact design
    • This low flow toilet can discharge wastewater of a sink
    • It is easy to install
    • It allows vertical pumping up to 9 ft and 110 ft horizontally
    • 2-years warranty period

    Cons:

    • It requires an electrical outlet to work
    • The quality assurance of the toilet may fluctuate

    WoodBridge T-001 1-Piece Elongated Bowl Toilet

    The WoodBridge toilet not only helps you to save water and reduces your water bill, but it also brings elegance into your bathroom. This one-piece toilet features a luxurious design with a rectangular button on top. It also has a skirted trapway that creates a lovely look and makes cleaning the toilet to be easy.

    Read More: Woodbridge Toilet Reviews

    With the dual flushing system, this toilet allows the owner to save water as there is a button for a partial flush and full flush. The toilet is also very silent in operation and won’t create attention when you visit it at night. The powerful siphon flushing prevents the toilet from clogging and you won’t experience any leaks as well. The soft closing seat prevents slamming and the elongated bowl adds comfort when you sit on the toilet.

    Technical Specifications of the Woodbridge T 0001 toilet:
    Features Woodbridge T 0001
    Pieces: One Piece
    Water Consumption: 1.28 GPF
    Flush Type: Siphon Jet, Dual Flush
    Shape: Elongated, Comfortable Height, Easy to clean shape
    Finish and Color: Pure White
    Material: Ceramic
    Included Components: Soft closing seat, Wax rings and bolts
    Warranty: 5 year limited warranty
    Price: WoodBridge T-001Check Price

    Pros:

    • It has a luxurious modern design that will change the look of your bathroom
    • It has a high-end soft closing seat that won’t slam
    • WoodBridge toilet is very easy to clean as it is a one-piece design
    • It has a siphon flushing system that is super quiet
    • It is WaterSense certified
    • Dual flush system for water efficiency

    Cons:

    • It is quite difficult to install

    Niagara 77001WHCO1 Stealth Elongated Bowl Toilet

    The Niagara Stealth toilet is one of the most affordable low-flow toilets on this list. Apart from that, this elongated toilet uses the least amount of water at 0.8 GPF. So, it is an ultra-efficient toilet and will help you to reduce your water bill and save water, too. Despite using very little water, this toilet is still very efficient in performance as it uses pressure-assisted flush to clear waste in the bowl.

    Read More: Niagara Toilet Reviews

    The toilet is very quiet in operation and ADA compliant. The elongated bowl design allows the user to have enough sitting space for comfortable use. Being a dual flush toilet, you will have the option of pressing the partial or full flush according to use. This is the most water-efficient low-flow toilet on the market.

    Technical Specifications of the Niagara 77001WHCO1 Toilet:
    Features Niagara 77001WHCO1
    Material: Vitreous China, Metal
    Shape: Elongated
    Color: White
    Certification: Watersense
    Water Consumption: 0.8 GPF
    Flush Type: Quiet Flush Toilets
    Size: Medium
    Package Dimensions: 28.9 x 18.8 x 31 inches
    Price: Check Price

    Pros:

    • It is very water efficient as it uses just 0.8 GPF
    • Niagara Stealth is very quiet in operation
    • It is ADA compliant
    • It has pressure assisted flush which clears waste easily
    • The elongated bowl offers comfort to the user
    • It is very affordable

    Cons:

    • Many users have reported that this toilet has clogging issues
    • It doesn’t come with a toilet seat and wax ring

    Toto Washlet+ Aquia IV 2-Piece best low flow toilets

    Toto offers all kinds of toilets, and that’s why it is considered to be the best toilet brand on the market. The Toto washlet+ Aquia IV toilet is one of the most advanced toilets that you will come across today. It is a high-efficiency toilet. Besides saving water, this elongated bowl toilet brings a new experience in the bathrooms and adds elegance to wherever it is set up.

    Related: Toto Aquia II Reviews: 2-Piece Toilet with Regular Height Bowl & Dual Max Tank

    The Toilet has amazing features like CeFiONtect glaze that avoids particle build up on the toilet, Ewater+ technology that keeps the toilet clean after every use, the Premist which sprays the bowl before every use, and Air deodorizer that keeps the toilet smelling fresh after every use. Without forgetting, the toilet also has a powerful tornado flushing system which is quiet in operation. The toilet has a self-cleaning wand.

    Related: Our Recommended Best Self Cleaning Toilet Comparison chart

    With such features and a soft closing seat and lid, this is a toilet that every homeowner would love to have in their bathroom.

    Technical Specifications of the Toto Aquia IV Toilet:
    Features Aquia IV Toilet
    Piece: Two Piece Unit
    Material: Ceramic
    Water Consumption: 0.8 GPF & 1.0 GPF
    Shape: Elongated
    Color: Cotton White
    Flush Type: Dual Flush
    Installing Size: 12″
    Certification: Watersense
    MaP Flush Score:  >= 600 (Recommended)
    Bowl Height: Standard
    Flushing System: DYNAMAX TORNADO FLUSH system
    Finish: Cotton White
    Product Dimensions: 27.5 x 15.2 x 30.2 inches
    Warranty: Manufacturer One Year Limited
    Price: Toto Washlet+ Aquia IVCheck Price

    Pros:

    • It is very water efficient toilet as it uses either 0.8 GPF or 1.0 GPF
    • It is easy to clean as the toilet remains clean most of the toilet due to its advanced technology
    • Aquia IV has CeFiONtect glaze which prevents substances from sticking to the toilet surface
    • It has a quieter flush
    • No need for a tissue as it has a self-cleaning wand
    • The skirted design makes cleaning out the toilet to be easy
    • The Ewater+ technology helps to clean the toilet lean after every use
    • It has an elongated bowl design for added comfort

    Cons:

    • The toilet is quite expensive

    American Standard 2887.216.020 H2Option Dual Flush Toilet

    The American Standard is one of the best toilet brands on the market. They offer high-quality and affordable toilets. The American Standard H2Option two-piece toilet is very easy to install and features an elegant design that will change the look of your bathroom. The dual flush toilet gives you the option of using either a partial flush (1.0 GPF) or a full flush (1.6 GPF). This is by pressing the actuator button on top of the toilet tank. If you need the best low flow toilets with dual flush, then buy this model.

    Related: Best American Standard Toilet Reviews: Top Selling List of 2021

    Additionally, the toilet has an elongated toilet bowl for added comfort and the toilet seat closely slowly without slamming. With the power wash rims, the toilet will remain clean most of the time, thus it will defy things like bacteria, mildew, and mold.

    Technical specifications of the American Standard 2887.216.020 H2Option Dual Flush Toilet:
    Features American Standard 2887.216.020 Toilet
    Pieces: Two-Piece
    Water Consumption: 1.0 or 1.6 GPF
    Material: China
    Color/Finish: White
    Shape: Elongated
    Certification: Watersense
    Flush Type: Dual Flush Toilets
    Dimensions: 29.8 x 15 x 29.5 inches
    Weight: 91 pounds
    Warranty: 2-Year limited warranty
    Price: American Standard Dual Flush ToiletCheck Price

    Pros:

    • It has an elongated bowl design for more comfort
    • American Standard H2Option is easy to install
    • It is a low consumption toilet
    • Easy to use push button actuator
    • It features an elegant design

    Cons:

    • The toilet does not come with a seat
    • Poor customer support

    Kohler K-3987-47 Wellworth 2-Piece Round Bowl Toilet

    The Kohler K-3987 Wellworth toilet is another good low-flow toilet that will help you to save water and reduce your water bill. The dual flush toilet features a round bowl that makes this toilet fit in tight places. The toilet is also easy to clean as it has a class five flushing system that clears all the contents in a single flush. For a partial flush, you will use only 1.1 GPF and for a full flush, you will use 1.6 GPF. The canister flush valve offers a smooth flushing action with low water usages, so no more wasting of water in clearing the bulk in the bowl.

    Technical specifications of the Kohler K-3987-47 Toilet:
    Features Kohler Wellworth toilet
    Pieces: Two-Piece
    Water Consumption: 1.1 or 1.6 GPF
    Material: China
    Color/Finish: White
    Shape: Round
    Flush Technology: Dual Flush
    Certification: Watersense
    Dimensions: 29.2 x 27.8 x 18 inches
    Weight: 86.3 pounds
    Warranty: One year limited warranty
    Price: Kohler K-3987-47 ToiletCheck Price

    Pros:

    • It has an excellent design that will fit in most modern bathrooms
    • It as a durable canister design
    • The round bowl is great for tiny places
    • The vitreous china construction makes it to glitter
    • It is easy to install

    Cons:

    • The toilet might be slightly shorter for taller individuals

    Toto CST412MF.01 Aquia Dual Flush 2-Piece Toilet

    As simple and sleek as the Toto Aquia 2-piece toilet looks to be, it still performs at a high level and saves a lot of water. The toilet uses 0.9 GPF for a partial flush and 1.6 GPF for a full flush. The toilet is also easy to install as it is a two-piece toilet with the tank and toilet bowl being installed one at a time.

    Read Full Review Here- Toto Aquia Review

    It is also comfortable as it features an elongated design. This toilet can be used by kids, adults, and even disabled people as it is of a universal height. If you are looking for the most powerful low flow toilet, then buy this.

    Technical Specifications of the TOTO CST412MF.01 Aquia Dual Flush Toilet:
    Features TOTO CST412MF.01
    Pieces: Two-Piece
    Water Consumption: 0.9 and 1.6 GPF
    Color: Cotton
    Shape: Elongated
    Certification: WaterSense
    Included Components: CST412MF.10#01
    Flush Type: Dual Flush Toilets
    Price: Toto CST412MF.01 AquiaCheck Price

    Pros:

    • It has a powerful dual flushing mechanism
    • Elongated bowl design for more comfort
    • It is WaterSense certified
    • Toto Aquia Dual Flush has a universal height
    • It is easy to install

    Cons:

    • It doesn’t come with a toilet seat
    • A good number of users have complained that the refill system has some issues.

    Convenient Height 20” Extra Tall Toilet

    Installing the Convenient height 20-inch toilet qualifies you to get rebates in some states. This is because the toilet utilizes 1.28 GPF for a full flush and 0.9 GPF for a partial flush. When the toilet seat is added to the toilet, it elevates to 21-inches which is a good height and very safe.

    Read Full Review here – Convenient Height Toilet Reviews[20 Inch Bowl: Tall/Senior Toilets]

    In addition, the toilet has an elongated bowl design for added comfort and it is very easy to install. With an upgraded handle and slow-close toilet seat, this is a great addition to any modern bathroom.

    Related: Best Handicap Toilet Reviews [Toilets for Disabled Person]

    Convenient Height toilet is also considered one of the best water saving toilet for disabled people.

    Technical Specifications of the Convenient Height Toilet:
    Features Convenient Height
    Pieces: Two-Piece
    Pattern: Convenient Height Company
    Color: White
    Water Consumption: 1.28 GPF & 0.9 GPF
    Certification: Board of Registration of Plumbers and Gas Fitters
    Flush Type: Dual. Lift up for full flush, push down for light
    Shape: Elongated
    Handle/Lever Placement: Front left for convenient and easy access
    Included Components: Toilet Bowl, Toilet Tank, Toilet Seat, Flushing and Mounting Mechanisms
    Rough-In: 12 inches
    Capacity Description: High
    Warranty: 3-year warranty
    Price: Convenient Height 20” width=Check Price

    Pros:

    • It is very water efficient as it uses less than 1.28 GPF
    • It adds bathroom safety as it is easy to sit on or stand up
    • Easy to install
    • Elegant design that will change the look of your bathroom
    • It is very comfortable with the elongated bowl design
    • It has a soft close seat so no more toilet banging

    Cons:

    • It is not a good toilet for shorter people

    Toto MS920CEMFG#01 Washlet G400 water-saving Toilet

    If you’re ready to spend in order to get the best toilets, then the Toto Washlet toilet is one of the best low flow toilets that you will lay your hands on. This toilet features a washlet bidet seat with integrated dual flush with 3D tornado flush technology. The washlet is easy to install and the elongated bowl offers the users comfort.

    Read Details here – Toto G400 Reviews[Washlet with Integrated Toilet]

    Moreover, the toilet has CeFiONtect glaze which prevents debris and other particles from sticking in the toilet surface. Other luxurious features of this toilet include a cleansing function, air deodorizer, warm air dryer, and heated seat.

    Related: Toto G500 Review here – https://bestflushingtoilet.org/toto-toilets/g500-review-washlet-integrated/

    On top of that, it is ADA compliant and WaterSense certified.

    Technical Specifications of the Toto MS920CEMFG#01 G400 Toilet:
    Features Toto G400 Toilet
    Pieces: One-piece
    Shape: Elongated
    Material: Ceramic
    Water Consumption: 1.28 GPF and 0.9 GPF
    Certification: ADA compliant
    Flush Type: 3D Tornado Flush system
    Warranty: One year limited warranty
    Price: Toto MS920CEMFG#01 Washlet G400Check Price

    Pros:

    • It has a soft close seat
    • The elongated bowl design provides more comfort
    • Excellent design makes your bathroom look elegant
    • It is water efficient as it uses 1.28 GPF/0.9 GPF
    • This Toto toilet has a universal height for easy use by different people
    • It opens and closes automatically
    • It is easy to clean with its skirted design

    Cons:

    • It is very expensive

    Conclusion
    After reviewing the best low flow toilets on the market, I hope we’ve made your task a little bit easier. A good low-flow toilet should help you save water and reduce your water bill. When picking a low-flow toilet, you should also consider other factors such as ease of installation, performance, ease of cleaning, comfort, and rough-in size.

    Related: Our Recommended Best Residential Toilet comparison chart

    Ensure that the low-flow toilet that you pick meets your demands as you will be using it for a very long while. So, don’t settle for less, or you will regret it later. Hope we’ve helped you to make an informed decision on your next low-flow toilet.

    FAQ

    Question: Why should I use the low-flow toilet?
    Answer: Low-flow toilets have a powerful flush with minimum water usage. As a result, they help to conserve the environment and at the same time reduce your water bill. Also, most of the low-flow toilets are of a modern design which will give your bathroom an elegant appeal.

    Question: What factors should I consider when picking the best low-flow toilet?
    Answer: Even if you want to save water, you also need to choose the right toilet as you don’t want to be uncomfortable. As a result, you should consider things like the type of toilet (one-piece or two-piece toilet), rough-in, flushing options (single flush, dual flush or pressure-assisted toilet), is it a round bowl or elongated bowl, and its maximum performance rating. All of these factors will help you to select a toilet that performs at a high level and is comfortable to use.

    Question: Why does my toilet clog more often?
    Answer: A toilet can clog because of many things and some of the reasons include solid waste and tissue paper, balls, toys, cellphones, cap of the toothbrush, and much more. Always check your toilet and ensure that unwanted materials don’t go through it. If you’ve kids at home, you should constantly check your toilet for toys and other items that they may throw into it.

    Question: Should I pick a dual flush or single flush toilet?
    Answer: Both of these flushing systems are very effective and clear waste very easily. But if your main aim is to save water, then you will be better off with the dual flush toilet. The dual flush toilet gives you the option of using either the partial or full flush, which helps you to save water in the end. This is not the same case with the single flush.

    Still, have a question after reading this best low flow toilets reviews? Comment below.

    2 Comments

    1. Is Jacuzzi Primo White WaterSense Dual Flush Elongated Chair co side red a low flow toilet? I’m replacing a toilet and low flow is a requirement in the building so it is very important that I know this.

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