Top 7 Best Tankless Toilets – Reviews & Guide 2020

The toilet should not be the only item in the bathroom. Amenities such as Showers, Thermostatic Value, Humidity at a fan, Dimme, switches, the size of a toilet may not allow this. The reason because some toilets come with a tank that makes them very spacious.

Now the tankless toilets are available to satisfy nature calls and also to allow us to add other amenities to our toilet. Tankless toilets have a sleek and modern look. They take up less space in the bathroom, and they are easy to keep clean and germ-free. This article is written to give us the bold tankless toilet we have in the market.

Top 7 Tankless Toilets

TOTO CT4187G#01 Aquia Wall-Hung Dual – Flush Toilet

As TOTO’s products are known for providing unmatched performance, durability, and reliability, this model gives a great proof to that. This toilet comes in dual-max flushing system that gives you the chance to select between 1.6 gallons of water per flush or 0.9 gallons of water per flush. This toilet is one of low consumption toilet in the market. It is a universal height toilet that is comfortable for all age and sizes. It height seat is the tall enough for the use of young, old, tall and even disabled. Being a wall-hung toilet, it can be paired with TOTO in-well tank system as well as others.

Furthermore, this toilet is made of SanaGloss Ceramic surface; you don’t need to clean it regularly. It takes up minimal space in the smallest bathroom, removes the need for a cumbersome talk and is priced affordably for all. It is our recommendation for people on a budget. This toilet is easy to clean and does not take more time. It is also convenient to use.

It is important to note that its installation procedure is complicated and would require the assistance of a professional plumber to install it. It is CalGreen compliant. This toilet uses Gravity Flush that makes your flushing smooth and quiet. It is an elongated shape and has a white finish that makes it suitable for modern bathrooms.


  • CalGreen compliant
  • Dual Flush system
  • Not expensive
  • Presence of SanaGloss
  • Low water Consumption rate


  • Not easy to install

TOTO MS99CUMFG#01 Neorist 700H Dual Flush Toilet

This Neorest model toilet is a remarkable combination of ecology and luxury. This toilet is an elongated front bowl shape toilet with a soft close seat that prevents the bowl from being banged or slammed. This soft close seat makes the seat last for an extended period. Also, it has the double cycle flushing system which is super efficient using between 1.0 gallons of water per flush and 0.8 gallons of water per flush.

This system sets the benchmark for high-efficiency flushing. This toilet is a stylish one-piece toilet with high profile tank aid skirted design. Another fantastic feature about this toilet is its convenient remote control that ensures you flush your toilet even when you are for. The toilet comes with a heated set and provides gentle, generated water spray to clean yourself.

It has a patented sanaGloss glaze that protect the surface of the toilet. It is important to know that this toilet is universal height and it is comfortable for all age and size due to this; it is ADA Compliant. This toilet is highly technological as it has a remote or sensors that open and closes the toilet seat automatically. The toilet is easy to clean, as the design leaves no place for dirt and bacteria to hide. It has an elongated bowl, maximum comfort.


  • Universal Height and ADA Compliant
  • Presence of SanaGloss glaze
  • Comes with Softclose seat and lid
  • Double Cyclone Flushing system
  • Comes with a remote Controller


  • Expensive

Saniflo 023 SaniCompact Self-Contained Toilet

As a result of being a macerator toilet, this model does come with a different design from all the other tankless toilet. Also, a hand wash basin can be attached to the flush system as facts sit capable of handling the efficient from both the toilet and the basin. This toilet is a great innovator, and it affects a lot of luxury items at a better price than its competitor. This models of Saniflo is a bit impressive features.

This model serves less a suitable toilet to maximize the space in your bathroom, adding a compact commode rather than a traditional talking toilet can open needed space without sacrificing any of the essential features. It allows for a sink connection as it has vertical pumping up to 9 feet and horizontally up to 100 facts sit only uses 1.0 gallon per flush to get rid of all’s waste.

Saniflo might be cheap but not in design as it is stylish all over, and even include chrome hinges. It has a comfortable height for all sized adults and children. Saniflo has a two years warranty for any clogging or cracking issues and is durable and made of high-quality materials and porcelain.


  • Affordable
  • Compact design
  • Comfortable height for all size
  • Consumes 1.0 gallon of water
  • Comes with a sleek design


  • Noisy
  • Only two years guaranty

Kohler K-5401-0 Veil Skirted One Piece Toilet

This toilet also comes in a dual-flushing system. Any user can choose to flush at 128 gallons of water per flush or 0.8 gallons of water per flush. It comes in a tankless design with direct water supply for a full or partial flush. Unlike most tankless toilets, this toilet comes with direct water supply for a full and partial flush.

Unlike most tankless toilets, this toilet comes with a LED night-light that illuminated the owl to give any user easy access to it especially in the night. It has a quiet-close lid that closes and opens the toilet slowly and quietly without slamming it. This quiet-close led tends to enhance the durability of the toilet seat. This is fitted with a stainless steel bidet wand the position of which can be altered. The wand has a self-cleaning function. It is a compact, streamlined single-piece elongated toilet with superb cleansing power.

Also, this toilet features adjustable temperature settings with warm-air drying system and auto deodorization system to ensure that your washroom remains fresh and odorless. What’s more? It has a self-cleaning rust-free wand that provides adjustable spray shape, water pressure, position oscillates, pulsate, and temperature function.

Lastly, based on its installation procedures, this toilet can be installed easily without the service of any player since all the necessary material such as full toilet and seat, supply stop valve, power cord, braided inlet supply hose all comes with it. It has a one-year limited warranty.


  • Quiet close lid
  • LED night-light
  • Easy installation
  • Dual-flush of 0.8 and 1.28 gpf
  • Compact design


  • Only 12 months warranty

TOTO MS982CUMG#01 Neoret 550H

This toilet is our recommendation as the best tankless toilet for your bathroom. This toilet has a cotton white finish that makes it attractive and a modern choice tankless toilet. This toilet comes with the cyclone flushing system that clears your toilet smoothly and completely without leaving any waste behind. It is a dual flush toilet that gives the user the freedom to either select the water per flush or 10 gallons of water per flush. Also, this toilet comes with a SanaGloss glaze that keeps away bacteria mold, mildew, and other microorganisms without the use of the chemical.

This toilet is highly hygienic and other microorganisms without the use of chemicals. This toilet is highly hygienic and sanitary as it comes with a remote control that provides hands-free flushing. And do you know what? The remote can be operated easily. This modern toilet also comes with washer cleansing that provides three modes of cleansing including soft, rear, and front. The front cleansing is the best cleansing mode for women. It is a Water sense Certified toilet.

Also, it has an elongated shape that makes it comfortable to seat it. Vitreous China in which this toilet is made from makes it very attractive and durable. Since it comes with an automatic flush, then you don’t need to worry yourself pressing any button after the flush. This toilet is a universal height toilet that is comfortable for all age and sizes. It is one of the high-efficiency water saving toilet.


  • Comes with a Cyclone flushing system
  • Water sense certified
  • Consumes little amount of water
  • Presence of SanaGloss glaze
  • Three modes of washlet cleansing


  • It makes noise most time

Bio Bidet IB835 Fully Integrated Bidet Toilet System

Although this toilet brand id not popularly known compared to brands like TOTO, Kohler, American Standard, etc., it comes in unique and great designs. The USPA integrated Bidet Toilet system is a sleek redesign of the classic cowboy toilet with a modern touch of cleansing elegance. It had a deodorizer that keeps the toilet fresh and odorless before and after any use. This toilet is hygienic and sanitary as it comes with a self-cleaning system which sometimes does not require you to touch it.

Its operation is made simple and easy due to the presence of wireless remote control or sensor. After use, you don’t need to press any button because it will flush automatically. It has a unique design and contemporary finishes that form a refined and unified toilet and bidet system. It comes with a dual nozzle that provides a posterior wash for him and feminine for her. Another significant feature is that the presence of Eco-friendly emerge save mode reduces electricity and toilet paper and the expenses spent on it. It comes with a vitreous China and ABS plastic that makes the toilet attractive and fit. It has 1.6 gallons of water per flush.


  • A sleek design
  • Made from vitreous China
  • Low water consumption rate
  • Eco-friendly energy save mode
  • Comes with wireless remote


  • Does not come with UV lights

TOTO MS990CGR-01 Neorest Elongated Toilet

This is a unique tankless toilet product from TOTO. This toilet has SanaGloss finish that gets rid of the movement of bacteria, mold, mildew and other microorganisms from the surface of the toilet. This SanaGloss keeps the toilet stain-free and cleans all times. The model is ADA-compliant that makes it great for people of all abilities, age and sizes to use.

It comes with an air deodorizer that makes the toilet smell fresh and odorless at any time of usage. Its operation is easy and straightforward due to the presence of remote control. It has a New cyclone flushing system that gets rid of waste wholly and fast without leaving any behind. Another fantastic feature about this toilet is that it comes with a high-efficiency flush mechanism that allows for proper cleaning.

Moving on, this toilet has an elongated bowl shape that makes the toilet vet comfortable to use. Also, it comes with a Softclose seat and lid that ensures the prevention of the slamming of the seat during usage. It had a heated seat, and you can set your water temperature level at any convenient rate.


  • Comes with double cyclone flushing
  • Had a soft close seat
  • Presence of a deodorizer
  • ADA-compliant
  • SanaGloss glaze


  • Expensive

Buying Guide

The idea you have just gotten would not be enough for you without a buying guide. This is because buying guide serves as an information guide to check when you are going for a tankless toilet. It has many factors you must put into consideration before going for a tankless toilet. Some of these are:

Flushing System

This is one of the most important factors you must consider before going for a tankless toilet. This toilet comes in different forms of the flushing system. For instance, TOTO Neorest comes with a double cyclone flushing system while Kohler k-5401-0 Veil Toilet comes with a dual flushing system. Dial flushing system is advisable for most toilets, but it is expensive while double cyclone is also tremendous but affordable. Go through the different features of the toilet to determine how comfortable your model will be.

Water Usage

This is also an essential factor to be considered. The reason that some tankless toilets have low water consumption rate compared to some. For instance, TOTO MS99CUMFG#02 Neorest 700H consumes 1.0 gallon of water or 0.8 gallons of water per flush while TOTO CT418FG#01 consumes 1.6 gallons of water. Those with low water consumption rate like Neorest 700H stands to clog compared to those with a little bit of water like CT418FG#01.


Before you go for a tankless toilet, you must first know the length and breadth of your bathroom so that it will for perfectly to it. Most tankless toilets have a compact design which makes them suitable for smaller bathrooms.