Finding the best composting toilet depends on your specific needs, whether for off-grid living, camping, or tiny homes. The NOMAD by OGO stands out as the best overall due to its portability and ease of use, while the Nature’s Head Self Contained Composting Toilet offers a robust, self-contained design suited for permanent off-grid setups. Portable options like the TRELINO Evo S excel for outdoor adventures, but often trade off capacity and complexity. Conversely, high-end models such as the Separett Villa provide superior odor control and durability at a premium price. Continue reading for a detailed comparison that highlights these choices’ strengths and tradeoffs.
Key Takeaways
- Portability varies widely, with models like NOMAD and TROBOLO ideal for camping, while others are better suited for permanent installations.
- Urine separation is a common feature in premium models, offering better odor control and easier maintenance.
- Capacity differences impact suitability: larger tanks reduce frequency of emptying but add bulk and weight.
- Build quality and odor management are key factors influencing user experience, especially in enclosed spaces.
- Price ranges reflect features and durability, making it vital to balance budget with intended use.
| composting toilet | Capacity |
|---|---|
| NOMAD by OGO Portable Compost | 8 gallons |
| Nature’s Head Vehicle Kit with | — |
| Nature’s Head Structure Kit wi | 2.2 gallons urine tank, 60-80 solid uses |
| Nature’s Head Vehicle Kit with | Supports approximately 60–80 uses; 2.2-gallon urine tank |
| TRELINO Composting Toilet Evo | — |
| TRELINO Composting Toilet Evo | 2x 2.6 gallons |
| Nature’s Head Self Contained C | Large |
| OGO Origin Composting Toilet | — |
| Separett Tiny Self-Contained U | 2 gallons (urine container) |
| TROBOLO WandaGO Composting Toi | — |
| Separett Villa Urine-Separatin | High-capacity |
More Details on Our Top Picks
NOMAD by OGO Portable Compost Toilet for Camping and Outdoor Use
This option excels in rugged outdoor environments where portability and simplicity are key, standing out for its waterless, odor-free design and urine-diverting system. Compared to the Nature’s Head Vehicle Kit, the NOMAD is more lightweight and requires no electrical setup, making it perfect for remote locations. However, its 8-gallon capacity may not support long-term use without frequent disposal, and it relies on separate purchase of waste bags, which could be an inconvenience. This pick is ideal for campers, boaters, or adventurers who prioritize portability and low-maintenance operation over capacity.
Pros:- No electricity or plumbing required, ideal for remote locations
- Odor-free urine diversion system for a pleasant experience
- Portable and compact, easy to transport and store
- Compatible with widely available 8-gallon bags for easy cleanup
Cons:- Requires purchasing compatible bags separately
- Limited capacity may not suit extended use
- Manual setup and disposal process may be inconvenient for some users
Best for: Campers, boaters, and outdoor enthusiasts needing a portable, off-grid toilet
Not ideal for: Families or groups requiring high capacity or extended use without frequent emptying
- Capacity:8 gallons
- Material:Rugged materials
- Made in:USA
- No Electric:Yes
- Waterless:Yes
- Odor-Free:Yes
Our verdict“This toilet is best suited for outdoor lovers who need a reliable, lightweight solution for short-term or occasional use in remote settings.”
Nature’s Head Vehicle Kit with Composting Toilet – All-Inclusive Waterless RV & Van Life System with Foot Spider Handle
This comprehensive system offers durability and ease of installation for those living on the move, with its marine-grade construction and built-in ventilation. Compared to the Nature’s Head Structure Kit, this vehicle kit adds ventilation and a complete installation package, making it easier for RV and van owners to set up. Its 27-pound weight can be a drawback during installation, and the need for proper ventilation setup might challenge first-time users. The included 9L coco coir bag supports eco-friendly waste management and extended use, making it a solid choice for continuous off-grid travel.
Pros:- Complete all-in-one installation kit simplifies setup
- Durable marine-grade construction for mobile use
- Odorless operation with built-in ventilation fan
- Large capacity supports extended off-grid use
Cons:- Heavy weight may require assistance during installation
- Requires proper ventilation for optimal odor control
- Limited detailed instructions may challenge first-time users
Best for: RV owners and van dwellers seeking a ready-to-install, odorless composting toilet system
Not ideal for: Users unfamiliar with vent setup or seeking a lightweight, portable unit for short trips
- Brand:Nature’s Head
- Weight:27 lbs
- Dimensions:20″ W x 19″ D x 21″ H
- Includes:Composting toilet, vent, installation kit, coco coir bag
- Waterless:Yes
- Odor-Free:Yes
Our verdict“This kit is ideal for RV and van owners who want a durable, odorless composting solution with straightforward installation for extended off-grid living.”
Nature’s Head Structure Kit with Composting Toilet – All-Inclusive, Waterless, Self-Contained System for Off-Grid Living
This all-in-one kit offers a durable, waterless solution for off-grid dwellers needing a large capacity and low-maintenance operation. Unlike the vehicle-specific kits, this unit is designed for stationary tiny homes or cabins, with its 2.2-gallon urine tank and capacity for 60-80 solid uses. While its complete setup simplifies installation, the need for manual emptying and occasional odor management can be drawbacks for high-usage households. Its waterless design makes it suitable for locations without plumbing, but limited capacity could require more frequent maintenance in busy households.
Pros:- Complete all-in-one kit for easy installation
- Waterless and chemical-free operation
- Durable marine-grade construction
- Large capacity for extended use
Cons:- Requires manual emptying of urine and solids
- May produce odor if not maintained properly
- Limited capacity for high-traffic use
Best for: Tiny home owners or cabin dwellers looking for a robust, waterless composting toilet with long-term capacity
Not ideal for: High-traffic households or those needing a low-maintenance, high-capacity system for frequent use
- Capacity:2.2 gallons urine tank, 60-80 solid uses
- Power:Low energy consumption, vent fan included
- Installation:Suitable for tiny homes, cabins
- Includes:Composting toilet, vent, installation kit, coco coir
- Waterless:Yes
- Odor-Free:Yes
Our verdict“This kit suits off-grid homeowners seeking a durable, low-maintenance system that can handle moderate use over the long term.”
Nature’s Head Vehicle Kit with Composting Toilet – All-Inclusive RV & Van Life System
This all-in-one setup supports extended van life with its large capacity and integrated ventilation, making it a strong choice for those on the move. Compared with the NOMAD by OGO, this kit offers a more complete installation package and built-in ventilation, which helps manage odors during long stays in tight spaces. Its capacity, supporting approximately 60–80 uses, reduces the need for frequent emptying, but it requires manual handling of solids and urine tanks, which can be a hassle for some users. Overall, this system balances capacity, ease of use, and odor control for mobile living.
Pros:- Complete all-in-one installation kit for easy setup
- Waterless, off-grid ready, perfect for remote travel
- Large capacity supports extended use
- Includes ventilation system and coco coir
Cons:- Requires manual emptying of tanks
- Installation may need some technical skills
- Ventilation system requires maintenance over time
Best for: RV and van travelers planning long trips who need a reliable, odorless composting toilet
Not ideal for: Campers or occasional users who prefer lightweight, portable units for short-term use
- Type:Composting Toilet
- Capacity:Supports approximately 60–80 uses; 2.2-gallon urine tank
- Includes:Shell Vent, installation kit, coco coir bag
- Application:RV, van, camper, off-grid travel
- Ventilation:Integrated ventilation fan
Our verdict“This system is best suited for frequent travelers seeking a durable, odorless, and low-maintenance composting solution for extended off-grid adventures.”
TRELINO Composting Toilet Evo S White, Portable for Camping & Outdoor, Odorless, 1.2 gal & 1.6 gal Capacity
The Trelino Evo S stands out for its compact size and effective odor control, making it ideal for camping, tents, or small vehicles. Its dual waste containers with capacities of 1.2 and 1.6 gallons support quick disposal and easy handling, especially for users who prioritize portability. Compared to larger systems like the Nature’s Head Structure Kit, this model sacrifices capacity for its lightweight, space-saving design, which can be a downside during extended trips. Some users might find its setup process a bit complex, but its durable, recyclable ABS construction ensures longevity in outdoor conditions.
Pros:- Odorless operation with effective separation and drying
- Portable and lightweight, easy to carry and store
- Made from recyclable, water-resistant ABS plastic
- Supports up to 330 lbs of weight
Cons:- Limited capacity may require frequent emptying
- No included accessories like toilet paper
- Setup process can be somewhat complex for beginners
Best for: Campers and outdoor enthusiasts needing a small, odorless toilet for short-term use
Not ideal for: High-traffic households or long-term off-grid use where capacity is a concern
- Capacity (Urine):1.2 gallons
- Capacity (Solid Waste):1.6 gallons
- Dimensions:13 x 15.4 x 11.7 inches
- Support Weight:330 lbs
- Material:Recyclable ABS plastic
- Made in:Germany
Our verdict“This toilet makes sense for outdoor lovers requiring a compact, odorless solution for short trips and small spaces, accepting the need for frequent emptying.”
TRELINO Composting Toilet Evo L, Portable Toilet for Camping & Outdoor, Odorless, 2x 2.6 gal Capacity, 13 x 15.4 x 16.9 inches
The TRELINO Evo L stands out for its odorless, waterless operation and robust construction, making it ideal for camping, van life, or outdoor adventures. Compared to the Nature’s Head, which offers larger capacity and easier emptying, the Trelino’s smaller 2.6-gallon tanks require more frequent service but excel in portability and low-maintenance outdoor use. Its sturdy ABS plastic ensures durability in rugged conditions, though its capacity can be limiting for heavy or prolonged use. This model’s compact size makes it perfect for small spaces but less suitable for indoor permanent setups that demand higher capacity. The absence of water and chemicals means less hassle with odors or leaks, but frequent emptying may be inconvenient for heavy users or extended trips.
Pros:- Odorless operation with effective separation and drying functions
- Eco-friendly, chemical-free, and waterless design
- Sturdy and durable, supports up to 330 lbs
- Compact size ideal for small spaces
Cons:- Capacity may require frequent emptying for heavy use
- Designed primarily for outdoor use, less suitable for indoor permanent installation
Best for: Campers or outdoor enthusiasts needing a reliable, odorless toilet that can be easily transported and used in small spaces.
Not ideal for: Households or long-term users who require a larger capacity or less frequent emptying.
- Capacity:2x 2.6 gallons
- Dimensions:13 x 15.4 x 16.9 inches
- Support Weight:330 lbs
- Material:Recyclable ABS plastic
- Made in:Germany
Our verdict“This model is best suited for outdoor adventurers seeking a portable, odorless composting toilet with reliable durability.”
Nature’s Head Self Contained Composting Toilet with Close Quarters Spider Handle Design
The Nature’s Head is widely recognized for its large capacity and minimal maintenance, making it a favorite among RV owners and off-grid dwellers. Its design allows easy cleaning and emptying, with no odor issues, unlike smaller or less sophisticated models. While the Separett Tiny offers a more compact footprint, the Nature’s Head’s larger capacity reduces the frequency of emptying, making it more convenient for two people or extended trips. Its five-year warranty adds confidence in its durability, though initial setup and understanding of composting protocols can be a learning curve. Compared to portable options like the TROBOLO WandaGO, it’s less portable but better suited for permanent or semi-permanent installations where capacity and low maintenance matter most.
Pros:- No odor and low maintenance
- Easy to install and empty
- Large capacity suitable for two users
- Five-year warranty enhances durability confidence
Cons:- Requires initial setup and composting knowledge
- Less portable for frequent moving or outdoor camping
Best for: RVers or off-grid residents seeking a reliable, large-capacity, low-maintenance composting toilet.
Not ideal for: Individuals needing a lightweight, portable toilet for short outdoor trips or very limited space.
- Capacity:Large
- Warranty:5 years
- Odor Control:No odor
- Maintenance:Minimal
- Installation:Easy
Our verdict“This toilet is ideal for those wanting a durable, high-capacity unit for permanent or semi-permanent off-grid setups.”
OGO Origin Composting Toilet – 12V Electric Agitator, Urine Diverting RV Toilet for Van Life, Tiny Home & Boat – 15″ Compact, Odorless Off-Grid Toilet
The OGO Origin combines compact design with modern features, such as an electric agitator and urine diversion, making it perfect for tiny homes, boats, or vans. Its 12V electric push-button system simplifies waste mixing, a step that can be cumbersome on manual models like the Separett Tiny. Its odorless operation and Scandinavian-style aesthetic appeal to those seeking a sleek, functional solution. However, its limited capacity and need for a 12V power source mean it’s less suited for larger households or prolonged use without frequent emptying or power management. Compared to the TRELINO Evo L, which is more outdoor-focused, the OGO offers a more modern, off-grid electric option that suits tech-savvy users and small space dwellers.
Pros:- Compact size suitable for tight spaces
- Electric push-button agitator simplifies waste mixing
- Odorless operation with urine-diverting system
- Modern Scandinavian design
Cons:- Requires 12V power source which may limit placement
- Limited capacity for multiple users or long trips
Best for: Tiny home, van, or boat owners who want a stylish, efficient, and electric-assisted composting toilet.
Not ideal for: Homes or users without reliable 12V power or those needing larger capacity for multiple users.
- Dimensions:15″ x 16″
- Urine Tank Capacity:2.4 gallons
- Uses per Full Tank:25–30
- Power:12V
Our verdict“This pick is ideal for small, modern off-grid setups where space and aesthetics matter most, but less so for high-traffic households.”
Separett Tiny Self-Contained Urine-Separating Compost Toilet
The Separett Tiny excels in compactness, offering a waterless, urine-diverting design with effective odor control via ventilation. Its small 2-gallon urine container and separate waste chambers make it a hygienic choice, especially compared to larger models like the Nature’s Head. Its higher initial cost reflects its specialized design and ventilation setup, which can be a hurdle for some users. While it’s not as portable as some camping-specific models, it is well-suited for tiny homes, boats, or permanent off-grid locations where space and odor control are top priorities. Its setup complexity makes it less ideal for those seeking a quick, plug-and-play solution, but the ease of waste separation offers long-term convenience.
Pros:- Compact and space-saving design
- Waterless operation with effective odor control
- Easy waste disposal with removable containers
- Urine separation reduces mess and smell
Cons:- Requires installation and ventilation setup
- Limited capacity for high-traffic use
- Higher initial cost compared to simpler models
Best for: Tiny home dwellers, boaters, or off-grid users prioritizing space-saving, odor control, and waterless operation.
Not ideal for: Large households or those who prefer plug-and-play simplicity without ventilation setup.
- Capacity:2 gallons (urine container)
- Waste Containers:Separate for urine and solids
- Power:12V / 110-240V
- Designed In:Sweden
Our verdict“This toilet is best suited for those needing a space-efficient, odor-controlled, off-grid solution with urine separation.”
TROBOLO WandaGO Composting Toilet, Portable Outdoor Camping Toilet, Urine Diverting Dry Toilet with Height Adjustment
The TROBOLO WandaGO offers a lightweight, highly portable solution tailored for camping, outdoor adventures, and mobile living. Its adjustable seat height and spill-proof design deliver comfort and reliability in rugged conditions. Unlike larger, more permanent units such as the Nature’s Head, the WandaGO’s limited capacity means it needs frequent emptying, which is manageable for short trips but less suited for extended use. Its simple, no-fuss operation makes it appealing for casual outdoor users, though lacking accessories for waste disposal could be a downside for some. Compared with the OGO Origin, which offers electric agitation, the WandaGO’s manual operation favors users who prefer simplicity and independence from power sources.
Pros:- Lightweight and portable for outdoor use
- Adjustable, ergonomic seat for comfort
- Odorless operation with spill-proof design
- Supports multiple uses before emptying
Cons:- Requires frequent emptying during extended trips
- No included accessories for waste disposal
- Limited capacity before needing to be emptied
Best for: Camping enthusiasts and outdoor travelers needing a lightweight, spill-proof, and adjustable composting toilet.
Not ideal for: Users who want a long-term solution or have high usage needs, as capacity is limited.
- Dimensions:12.3” H x 15.0” D x 13.4” W
- Weight:10.4 lbs
- Seat Height Options:12.0” or 17.2”
- Supports:up to 330.7 lbs
- Uses per container:10-20 for urination, 8-12 for defecation
Our verdict“This pick is ideal for campers and outdoor adventurers seeking a reliable, portable, and comfortable composting toilet for short-term use.”
Separett Villa Urine-Separating Compost Toilet
The Separett Villa stands out for its urine-diverting technology, making it ideal for off-grid locations where water conservation is critical. Compared with the Nature’s Head, which handles waste in a more traditional self-contained manner, the Villa’s urine separation reduces odor and simplifies composting, but it may require some adaptation for certain setups, especially where plumbing or drainage is limited. Its high-capacity design means fewer trips to empty, yet it offers limited info on odor control features, which could be a concern in enclosed spaces. This model excels in waterless operation, conserving precious resources, and demands no additives, making maintenance straightforward. However, it might need extra planning for integration into specific off-grid systems, and odor management isn’t explicitly highlighted. This pick makes the most sense for users seeking a waterless, efficient composting toilet that can handle larger volumes without frequent emptying, especially in remote or off-grid scenarios.
Pros:- Waterless operation conserves water resources
- High-capacity design reduces frequency of emptying
- No additives or mixing needed for maintenance
Cons:- May require adaptation for certain off-grid plumbing or drainage systems
- Limited information on odor control features could be a concern in enclosed environments
Best for: Off-grid homeowners, remote cabins, or long-term outdoor setups needing high capacity and waterless operation
Not ideal for: Urban tiny homes or spaces requiring strong odor control and minimal adaptation, due to limited odor management info
- Type:Urine-Separating Compost Toilet
- Capacity:High-capacity
- Operation:Waterless
- Installation:Versatile
Our verdict“This toilet is best suited for off-grid dwellers who prioritize water conservation and high capacity over advanced odor control features.”
How We Picked
This selection was based on a combination of performance, usability, build quality, maintenance ease, value for money, and versatility across different scenarios. We prioritized models that offer reliable odor control, user-friendly operation, and adaptability whether for temporary camping or full-time off-grid living. Products were ranked considering their durability, capacity, ease of installation, and overall user convenience, ensuring options that cater to a range of needs from beginners to experienced users. Our goal was to highlight models that strike the best balance between quality and affordability, with clear distinctions based on their primary roles.Factors to Consider When Choosing Best Composting Toilets
Choosing the right composting toilet involves understanding several key factors that affect usability, maintenance, and longevity. While features like capacity and odor control are obvious considerations, other aspects such as installation, portability, and maintenance frequency can significantly influence your satisfaction. By considering these factors, you can select a model that fits your specific environment and lifestyle, avoiding common pitfalls like underestimating capacity needs or overpaying for unnecessary features.Capacity and Size
Capacity determines how often you’ll need to empty the toilet, which is critical for off-grid or remote use. Larger tanks reduce maintenance but increase weight and bulk, which can be inconvenient for portable setups. Conversely, smaller models are easier to transport but require more frequent emptying, making them suitable for short-term or occasional use. Consider your space constraints and how often you’re willing to perform maintenance when choosing capacity.Odor Control and Ventilation
Effective odor management is essential, especially in enclosed or semi-enclosed spaces. Many models feature venting systems, carbon filters, or urine separation to mitigate smells. Urine-diverting toilets often excel here, as separating liquids from solids minimizes odor buildup. Poor odor control can make a composting toilet unpleasant or even unusable, so investing in a model with proven odor mitigation features is often worthwhile, especially for long-term use.Ease of Use and Maintenance
A user-friendly design ensures the toilet remains a convenient part of your setup. Features like simple emptying processes, clear instructions, and minimal moving parts reduce frustration. Maintenance frequency is also a key consideration; some models require weekly attention, while others can go longer. Choosing a toilet with straightforward cleaning routines and accessible components helps maintain hygiene and prolongs the unit’s lifespan.Installation and Portability
Some composting toilets are designed for permanent installation, requiring plumbing or venting, while others are portable and can be moved easily. If you’re frequently shifting locations, a lightweight, self-contained model makes more sense. However, for a fixed setup, investing in a more durable, fixed system with integrated venting might be better. Consider your mobility needs and space availability when making your choice.Budget and Long-Term Value
Prices range from budget-friendly options to high-end systems with advanced features. While cheaper models may seem attractive initially, they might require more frequent maintenance or lack effective odor control. Conversely, premium options often last longer and provide better odor management, reducing ongoing costs. Weigh initial investment against expected lifespan, maintenance costs, and your comfort level to determine the best value for your needs.Frequently Asked Questions
How often do composting toilets need to be emptied?
The frequency of emptying depends on the model, capacity, and usage level. Typically, portable units with smaller tanks may require emptying every 3 to 7 days, especially with regular use. Larger, self-contained systems or those used infrequently can go several weeks before needing attention. Regular maintenance is vital for odor control and hygiene, so understanding your usage pattern helps in choosing a model that aligns with your schedule.
Are composting toilets suitable for indoor use?
Many composting toilets are designed for both indoor and outdoor use, but it’s important to select models with adequate odor control and ventilation features for indoor settings. Urine-diverting systems and units with carbon filters are particularly well-suited for enclosed spaces, as they significantly reduce smells. Proper installation, including ventilation, can make indoor use comfortable and hygienic, but always verify that the model you choose is rated for indoor application.
What maintenance does a composting toilet require?
Maintenance involves emptying the solid waste compartment, replacing or cleaning filters, and occasionally stirring or aerating the compost. The frequency varies based on usage and capacity—some units need weekly attention, others every few weeks. Proper maintenance ensures odor control, prevents clogging, and prolongs the unit’s lifespan. Being aware of these tasks beforehand helps you select a model that fits your willingness and ability to perform upkeep.
Can composting toilets handle large households or high traffic?
Generally, composting toilets with larger capacity tanks or multiple composting chambers are better suited for high-traffic environments or larger households. Models with higher volume and faster composting features reduce the frequency of emptying and maintenance. However, for very high usage, some systems may still require frequent attention or additional units. Carefully consider your household size and usage frequency to choose a model that won’t require constant upkeep.
Is a composting toilet more environmentally friendly than a traditional toilet?
Yes, composting toilets typically consume no water and recycle waste into compost, reducing water usage and sewage treatment impacts. They also lower your overall ecological footprint by avoiding the use of chemicals and reducing the load on wastewater systems. However, their environmental benefits depend on proper use and maintenance—incorrect composting practices can cause odor or health issues. When used responsibly, they offer a sustainable alternative that aligns with eco-friendly living goals.
Conclusion
For most users seeking a reliable all-around option, the NOMAD by OGO provides excellent portability and ease of use—ideal for camping and outdoor adventures. Those prioritizing durability and odor control for long-term off-grid living should consider the Nature’s Head Self Contained Composting Toilet. Budget-conscious buyers can find suitable solutions in models like the TRELINO Evo S, which balances capacity and portability without breaking the bank. For beginners, simplicity and low maintenance features make models like the Separett Tiny appealing. High-end users or those with specific needs might prefer premium designs like the Separett Villa for superior odor management and build quality. Ultimately, selecting the right composting toilet hinges on understanding your environment, usage patterns, and maintenance preferences.
