When planning outdoor trips, RV living, boat outings, or worksite setups, a compact portable sink and toilet combo can save water, time, and hassle. This article spotlights five reliable all-in-one solutions that integrate a handwashing station with a flushing toilet, offering easy transport, straightforward setup, and practical features like water recycling, foot pumps, and level indicators. Read on to compare configurations, capacities, and usage notes to find the best fit for your needs.
| Product | Water Capacity | Waste Tank | Notable Feature |
|---|---|---|---|
| YITAMOTOR 17L Portable Sink & 5.28 Gallon Toilet | 4.5 gal fresh | 5.28 gal | Rotatable spout, level indicator |
| Outvita Portable Sink & 5 Gal Toilet Combo | 5 gal | 5.3 gal waste | Flexible drainage hose |
| VINGLI Upgraded Portable Sink & Toilet Combo | 5 gal sink | 5.3 gal waste | Detachable, lightweight, no tools |
| YITAHOME Portable Sink & 5.3 Gal Flush Potty | 4.5 gal fresh | 5.3 gal waste | Level indicator, rotatable spout |
| Hike Crew Portable Camping Sink & Toilet | 4.5 gal sink | 5.3 gal waste | Foot pump, travel-friendly design |
YITAMOTOR 17L Portable Sink & 5.28 Gal Toilet

The YITAMOTOR combination provides a 4.5 gallon fresh-water supply for washing with a 5.28 gallon waste tank, enabling practical use for adults on extended outdoor trips. A T-type water outlet enables efficient flushing, while a rotatable spout supports flexible dumping. Built-in wheels and handles simplify transport, and a foot pump offers a hygienic, hands-free washing experience. This model emphasizes water recycling, as used water drains back into the RV or portable toilet’s fresh-water system to conserve resources.
Outvita Portable Sink And Toilet Combo

The Outvita system combines a 5-gallon fresh-water sink with a 5.3-gallon flushing toilet. It features a flexible drainage hose to direct used water into the toilet’s fresh-water tank or designated drain, promoting maximum water reuse. A built-in 3-liter liquid soap dispenser and towel rack enhance convenience for outdoor cooking or camping. The design emphasizes portability and straightforward operation, making it suitable for RVs, boats, and campsites where quick setup matters.
VINGLI Upgraded Portable Sink And Toilet Combo

VINGLI offers a self-contained 5-gallon sink with a 5.3-gallon waste tank and a detachable, lightweight design. The system is designed for easy transport, with built-in handles and no tools required for sink installation or operation. A foot pump drives the sink water, and the T-type flush provides flexible, three-way flushing to minimize waste. This combination is well-suited for campers, RVs, boats, and road trips where space and ease of use are critical.
YITAHOME Portable Sink And Toilet

YITAHOME pairs a 4.5-gallon fresh water sink with a 5.3-gallon flush toilet and a level indicator. The rotating pour spout and compact design enable efficient waste management and easy emptying. A towel rack and soap dispenser add practicality for outdoor hygiene routines. Built for camping, RV, and boat use, this system emphasizes water recycling and user-friendly operation in remote settings.
Hike Crew Portable Camping Sink & Toilet

The Hike Crew set combines a large 4.5-gallon portable sink with a standard-size portable toilet featuring a 3.2-gallon freshwater capacity and a 5.3-gallon waste tank. A 40-inch travel sink includes a gooseneck faucet, soap dispenser, towel rack, and a flexible drain hose, providing a home-like handwashing experience in the wild. The kit includes a traveling toilet with a lid for comfortable use in outdoor environments, and the whole system is designed for easy transport and setup, with a 2-in-1 functionality that supports both hygiene and sanitation needs.
Buying Guide: Key Purchase Considerations
- Water and waste capacities: Choose a balance between fresh-water availability and waste-tank size based on your trip duration and access to restocking or disposal locations.
- Portability and setup: Look for lightweight, foldable, or detachable components with built-in handles or wheels for easy transport and quick deployment.
- Water recycling features: Systems that reuse water between the sink and toilet can reduce water use on extended trips, especially in remote areas.
- Flushing mechanism: Consider foot-pump, piston pump, or electronic faucet options. Foot pumps offer hands-free operation, while traditional pumps may be simpler for some users.
- Drainage and waste management: A flexible drainage hose and a reliable flush system help manage waste efficiently and minimize splashing during disposal.
- Durability and weather resistance: Look for rugged materials suitable for outdoor conditions, including UV resistance and splash protection.
- Maintenance and cleaning: Consider ease of cleaning, accessible replacement parts, and the availability of compatible soaps or disinfectants.
- Use case variety: If you need a unit for boating, camping, RVing, or job sites, prioritize models with features tailored to those scenarios (e.g., portability, stability, and water capacity).
Whether you need a compact system for a weekend camping trip or a robust setup for an extended outdoor stay, these portable sink-and-toilet combos provide practical, self-contained solutions. Assess your budget, space, and water management priorities to select a model that best suits your outdoor lifestyle or worksite needs.