Updated:27 October 2026
Rank 1-15 of the best Composting Toilets
Our recommendation Price Customer rating
1. Comparison winner
TROBOLO SilvaBlœm Composting Toilet
TROBOLO SilvaBlœm Composting Toilet
Available immediately
free shipping
  • soace-saving design with compact dimensions of 50.6 cm (H) x 47 cm (D) x 32.5 cm (W) and lightweight build of 10.9 kg
  • odour-free experience with built-in urine diverter, eliminating the need for chemicals, water or electricity
  • easy to clean with a protective HPL coating, resistant to fingerprints and scratches
Our rating
9,8
very good
CompoCloset Cuddy Portable Composting Toilet
CompoCloset Cuddy Portable Composting Toilet
Available immediately
free shipping
  • designed for compact spaces, ideal for campervans, caravans, or boats
  • integrated carbon filter and odour-locking urine valve for a pleasant environment
  • easily removable solids bin with an innovative handle design for quick cleaning
Our rating
9,8
very good
3. Bestseller
Nature's Head Self-Contained Composting Toilet
Nature's Head Self-Contained Composting Toilet
Available immediately
free shipping
  • compact design for space-saving installation in small bathrooms
  • minimal odour for a more pleasant environment
  • easy to clean components simplify maintenance
Our rating
9,8
very good
TRELINO Evo L Composting Toilet
TRELINO Evo L Composting Toilet
Available in a few days
free shipping
  • saves space in motorhomes, caravans, garden sheds, or tiny houses
  • prevents odours with separation and drying function without chemicals or water
  • containers are easy to clean with separate emptying option
Our rating
9,6
very good
5. Best value
OGO Compost Toilet - Electric Mixing, Urine Separating for RVs & Tiny Houses
OGO Compost Toilet - Electric Mixing, Urine Separating for RVs & Tiny Houses
Available immediately
free shipping
  • compact design with dimensions of 15 inches deep x 16 inches wide, ideal for small spaces
  • urine sensor helps to minimize odour by indicating when the bottle needs emptying
  • easy to clean solids bin enhances convenience during maintenance
Our rating
9,6
very good
TRELINO Evo L Portable Composting Toilet
TRELINO Evo L Portable Composting Toilet
Available in a few days
free shipping
  • compact design suitable for small spaces
  • prevents odours with separation and drying features
  • easy to clean with separate emptying of canisters
Our rating
9,6
very good
TROBOLO The TeraBlœm Composting Toilet Kit
TROBOLO The TeraBlœm Composting Toilet Kit
Available immediately
free shipping
  • compact design measuring 52.8 cm x 47 cm x 33 cm for efficient use of space and easy placement
  • odour-free experience with automatic separation of solids and liquids to minimise smells
  • efficient usage with capacity for 30-50 urinations and 15-20 defecations before emptying is needed
Our rating
9,6
very good
TRELINO Evo M Composting Toilet
TRELINO Evo M Composting Toilet
Available in a few days
free shipping
  • compact design saves space
  • separation and drying function reduces odour without the need for chemicals or water
  • urine canister and solids container are easy to clean and empty separately
Our rating
9,5
very good
Biolan Simplett Dry Flush Toilet
Biolan Simplett Dry Flush Toilet
Available immediately
free shipping
  • the waterless and electricity-free design allows for efficient waste management in limited space
  • separates liquid and solid waste for effective odour reduction
  • pre-assembled for easy installation and minimal maintenance
Our rating
9,1
good
TRELINO Evo S Portable Composting Toilet
TRELINO Evo S Portable Composting Toilet
Available in a few days
free shipping
  • saves space with compact design ideal for motorhomes, caravans, garden sheds, or tiny houses
  • minimises odour with separation and drying function, no need for chemicals or water
  • easy to clean with separate, easily emptied urine canister and solids container
Our rating
9,1
good
TROBOLO WandaGO Composting Toilet
TROBOLO WandaGO Composting Toilet
Available immediately
free shipping
  • compact design, measuring 31.4 cm (H) x 38.2 cm (D) x 34.1 cm (W) and weighing 4.2 kg, suitable for travel and fitting in campervans
  • designed to minimize odours with separation of urine and solids, no need for chemicals
  • easy to clean with a convenient holder for urine diverter and compatibility with regular toilet paper
Our rating
9,0
good
BOXIO Portable Composting Toilet
BOXIO Portable Composting Toilet
Available immediately
free shipping
  • saves space with a compact design suitable for camping
  • minimises odour with a specially optimised canister
  • easy to clean surfaces with a smooth black design
Our rating
9,0
good
Outdoor Revolution Nature Calls Composting Toilet
Outdoor Revolution Nature Calls Composting Toilet
Available immediately
free shipping
  • compact design allowing for easy storage and space-saving
  • innovative separation system reduces unpleasant odours effectively
  • removable and sealable waste containers for easy cleaning
Our rating
8,8
good
TROBOLO WandaGO Lite Portable Composting Toilet
TROBOLO WandaGO Lite Portable Composting Toilet
Available immediately
free shipping
  • compact design allowing easy storage in campervans
  • odourless experience with separation of liquids and solids
  • conveniently designed for easy and hygienic cleaning
Our rating
8,8
good
TROBOLO DIY Composting Toilet Set with Urine Diverter
TROBOLO DIY Composting Toilet Set with Urine Diverter
Available immediately
free shipping
  • compact dimensions help save space
  • odour-free usage thanks to separation of urine and solids
  • simple to clean due to easily accessible containers
Our rating
8,4
good

Similar Composting Toilet comparisons

Composting Toilets buying guide: How to choose the right product from the above Composting Toilets test or comparison

Understanding Composting Toilets: The Basics Made Simple

What is a Composting Toilet?

A composting toilet is a system that treats human waste through the natural process of decomposition, turning it into compost. Unlike traditional toilets that use water and a sewage system, composting toilets process waste on-site, making them an eco-friendly option often used in remote areas, eco-homes, or by those looking to reduce their environmental footprint.

Key Components of a Composting Toilet

Typically, composting toilets consist of a toilet seat, a compost chamber, and a ventilation system. The toilet seat is used just like a conventional toilet, while the compost chamber collects and breaks down the waste with the help of microorganisms. The ventilation system helps to manage odours and moisture, promoting a healthy composting environment.

How Composting Toilets Work: A Step-by-Step Guide

The Waste Collection Process

When you use a composting toilet, your waste is deposited into an enclosed chamber where aerobic bacteria and other microbes begin to break it down. This decomposition process causes the organic material to heat up and dry out, which is essential for eliminating pathogens and reducing odours.

The Role of Carbon Matter

To aid composting, it’s crucial to add carbon-rich materials like sawdust, peat moss, or wood shavings after each use. These materials help to balance the carbon-nitrogen ratio, control moisture, and support the breakdown of waste, ensuring efficient composting.

Ventilation and Oxygen Supply

A good ventilation system is vital for composting toilets. It maintains airflow, preventing the accumulation of harmful gases and promoting aerobic conditions. Most composting toilets come with built-in vents that lead outside, allowing fresh air to circulate while carrying unpleasant odours away.

Choosing the Right Composting Toilet for Your Needs: Key Features to Consider

Types of Composting Toilets

There are primarily two types of composting toilets: self-contained and central systems. Self-contained units are compact and ideal for small homes or cabins, while central systems consist of a separate compost chamber, allowing for larger volumes of waste – perfect for larger families or communal facilities.

Capacity and Size

When choosing a composting toilet, consider the size and capacity based on the number of users. Some models are designed for occasional use, while others can handle daily heavy use. Also, ensure that the toilet fits your available space, keeping in mind that some installations may require additional room for compost collection.

Ease of Use and Maintenance

Look for features that enhance usability, such as easy access to the compost chamber for emptying and cleaning. Models with indicator lights or airflow systems also simplify monitoring composting conditions, ensuring your toilet remains in good working order.

Installation and Maintenance of Your Composting Toilet: Easy Steps to Follow

Installation Process Made Simple

Installing a composting toilet can often be a straightforward DIY task. Typically, you’ll need to position the toilet over the composting chamber, ensuring proper ventilation and drainage. Before installation, read the manufacturer’s instructions carefully for specific requirements and steps.

Routine Maintenance Tips

Maintaining your composting toilet is essential for efficient operation. Regularly check the compost chamber for fullness and add carbon material as needed. It’s also important to monitor moisture levels; if the compost becomes too wet, adding dry materials can help restore balance. Periodically, the compost will need to be removed, which can sometimes be used in gardens after proper maturation.

Benefits of Using Composting Toilets: Why It’s a Sustainable Choice

Environmental Impact

Opting for a composting toilet significantly reduces water usage, as they don’t require a constant flow of water to function. This method conserves the precious resource of water, making it a sustainable choice, especially in areas facing water scarcity and drought.

Nutrient Recycling

Composting toilets promote nutrient recycling by turning waste into valuable compost that enriches soil. Instead of waste heading to landfills or sewage plants, it becomes a resource, creating a loop that benefits both the user and the environment.

Odour Control and Comfort

Contrary to popular belief, composting toilets can manage odours exceptionally well when properly maintained. The ventilation systems and additives used help to neutralise smells, creating a comfortable experience for users.

Table of contents
  1. Understanding Composting Toilets: The Basics Made Simple
  2. How Composting Toilets Work: A Step-by-Step Guide
  3. Choosing the Right Composting Toilet for Your Needs: Key Features to Consider
  4. Installation and Maintenance of Your Composting Toilet: Easy Steps to Follow
  5. Benefits of Using Composting Toilets: Why It’s a Sustainable Choice

Overview

1. Comparison winner
TROBOLO SilvaBlœm Composting Toilet
Our rating
9,8
very good
TROBOLO SilvaBlœm Composting ToiletAvailable immediately
CompoCloset Cuddy Portable Composting Toilet
Our rating
9,8
very good
CompoCloset Cuddy Portable Composting ToiletAvailable immediately
3. Bestseller
Nature's Head Self-Contained Composting Toilet
Our rating
9,8
very good
Nature's Head Self-Contained Composting ToiletAvailable immediately
TRELINO Evo L Composting Toilet
Our rating
9,6
very good
TRELINO Evo L Composting ToiletAvailable in a few days
5. Best value
OGO Compost Toilet - Electric Mixing, Urine Separating for RVs & Tiny Houses
Our rating
9,6
very good
OGO Compost Toilet - Electric Mixing, Urine Separating for RVs & Tiny HousesAvailable immediately
TRELINO Evo L Portable Composting Toilet
Our rating
9,6
very good
TRELINO Evo L Portable Composting ToiletAvailable in a few days
TROBOLO The TeraBlœm Composting Toilet Kit
Our rating
9,6
very good
TROBOLO The TeraBlœm Composting Toilet KitAvailable immediately
TRELINO Evo M Composting Toilet
Our rating
9,5
very good
TRELINO Evo M Composting ToiletAvailable in a few days
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