best 6 gallon tankless water heater that might surprise you
Frustrated with inconsistent hot water? The best 6-gallon tankless water heater provides instant comfort.
Meet the **CAMPLUX Electric Hot Water Heater**, perfect for *quick, reliable hot water in tight spaces*. This mini-tank heater is designed for point-of-use applications, ensuring you never have to wait for hot water again.
Plus, its compact design makes it a breeze to install in any nook, whether wall or floor mounted.
We tested durability, ease of use, and more to ensure you get the best performance.


Camplux 6 Gallon Electric Water Heater
After testing the CAMPLUX Electric Hot Water Heater for two months, here’s how it performs for providing instant hot water in my kitchen. This compact 6-gallon mini-tank is designed for point-of-use applications, fitting neatly under my sink. Made from high-quality glass-lined steel, it promises both durability and easy maintenance, making it ideal for homeowners looking for efficient hot water solutions.
Pros
- No leaks after two months of consistent use, demonstrating its solid build quality.
- Quick heating capability allows for hot water on demand, which is perfect for washing dishes or filling pots.
- Compact design makes installation simple, whether wall or floor mounted.
- Energy-efficient insulation foam reduces heat loss, contributing to lower energy bills.
Cons
- Limited capacity of 6 gallons may not suffice for larger households or simultaneous multiple uses.
- Requires a 120V outlet, which may limit installation options in some older homes.
Unlike traditional water heaters, the CAMPLUX mini-tank won’t leave you waiting for hot water to travel from a distant tank. Its value is evident in its performance and ease of installation. Overall, it’s a great choice for those needing reliable hot water without the bulk of larger systems.
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FOGATTI RV Tankless Water Heater InstaShower 8 Plus
After testing the Fogatti RV Tankless Water Heater for two weeks during my road trip through the Rockies, here’s how it performs for my everyday RV needs. This unit measures 13 x 13 inches and is made from durable materials, making it an ideal choice for RVers who require reliable hot water on the go.
Pros
- No waiting for hot water – I enjoyed continuous showers without interruptions, thanks to its impressive 55,000 BTU output, which provides a maximum of 2.9 GPM.
- High altitude performance was exceptional; it functioned flawlessly at 9,800 feet, a feature that sets it apart from many competitors.
- The included remote controller made it easy to adjust settings from a distance, adding convenience to my experience.
Cons
- Installation can be a bit tricky for those unfamiliar with RV systems, requiring some DIY skills.
- While the unit is compact, it may still take up valuable space in smaller RVs.
Unlike the InstaShower 8 Plus, the Fogatti RV Tankless Water Heater doesn’t run out of hot water mid-shower, making it a superior choice for families or groups. Overall, the durability and value of this heater make it a fantastic investment for anyone looking to enhance their RV experience.
To buy this product, click here.
Ariston Electric Water Heater 6 Gallon
After testing the 6 Gallon, 120V – Ariston Electric Water Heater for two weeks, here’s how it performs for providing hot water in my small apartment kitchen. This compact tank, measuring just 13.8 x 13.8 x 19.5 inches, is made from durable materials, making it ideal for RVs, campers, or small spaces. It’s perfect for anyone needing a reliable point-of-use heating solution.
Pros
- Fast heating – It heats water quickly, providing hot water for my kitchen sink in under an hour.
- Compact design – The small footprint allows for easy installation under the sink without taking up much space.
- Energy-efficient – Consumes less energy compared to larger models, making it a great value for those looking to save on utility bills.
Cons
- Limited capacity – At 6 gallons, it might not suffice for larger households or heavy usage.
- Installation complexity – Requires some plumbing knowledge for installation, which could be a hurdle for DIY novices.
Unlike traditional water heaters, the Ariston won’t take up a significant amount of space or require extensive modifications to your plumbing. Overall, it’s a solid choice for anyone needing a compact and efficient water heating solution.
To buy this product, click here.
FOGATTI RV Tankless Water Heater 12V
After testing the Fogatti RV Tankless Water Heater for a month, here’s how it performs for family camping trips. With three door sizes (15″x15″, 15″x18″, and 18″x18″) and a sleek design, this unit is made from durable materials, making it ideal for RVers who need reliable hot water on the go.
Pros
- No leaks after a month of consistent use, providing peace of mind during long trips.
- Instant hot water delivery at 2.5 gallons per minute, which is perfect for busy families needing quick showers or dishwashing.
- Energy-efficient operation, only heating water when necessary, unlike traditional tank heaters that waste energy.
Cons
- Installation can be tricky for those unfamiliar with RV systems, requiring some DIY skills.
- Heavy for smaller RVs, which may limit placement options.
Unlike traditional tank water heaters, the Fogatti RV Tankless Water Heater eliminates the wait for hot water and the hassle of replacing anode rods. Its durability and performance in various altitudes make it a solid choice for adventurous families. The built-in safety features, such as an automatic shut-off, add extra value to this unit. Overall, I found it to be a reliable solution for ensuring hot water availability during our travels.
To buy this product, click here.
WH-6GEA 6 Gallon RV Water Heater
After testing the WH-6GEA RV Gas and Electric Water Heater for a month, here’s how it performs for providing hot water during extended RV trips. With a compact 6-gallon capacity and dimensions of 16″ x 16″ x 14″, this unit is designed for tight RV spaces, making it an excellent choice for campers and travelers who need reliable hot water on the go.
Pros
- No leaks after a month of heavy use, assuring me of its durability.
- Easy installation made setup a breeze, perfect for those new to RV maintenance.
- Consistent hot water supply allows for longer showers, enhancing comfort during trips.
Cons
- Requires a power source for electric operation, which can be limiting in remote areas.
- Heavier than some alternatives, making it less ideal for those who prioritize ultra-light setups.
Unlike the Suburban water heater, which often has issues with corrosion due to anode rods, the WH-6GEA’s aluminum tank design eliminates that concern, providing a hassle-free experience. Overall, this water heater offers great value for RV enthusiasts seeking a dependable hot water solution while enjoying the comforts of home on the road.
To buy this product, click here.
Faq about best 6 gallon tankless water heater:
1:What is a 6 gallon tankless water heater?
A 6 gallon tankless water heater provides hot water on demand without storing it, ideal for small households or specific applications.
2:How does a tankless water heater work?
It heats water directly as it flows through the unit, using gas or electricity, ensuring a continuous supply of hot water.
3:What are the benefits of a 6 gallon tankless water heater?
Benefits include energy efficiency, space-saving design, and an endless supply of hot water, reducing the risk of running out during use.
4:How much does a 6 gallon tankless water heater cost?
Prices vary, typically ranging from $200 to $800, depending on the brand and features.
5:Are there any maintenance requirements?
Yes, regular descaling is recommended to prevent mineral buildup, especially in areas with hard water.
6:Can a 6 gallon tankless water heater meet my household needs?
It is suitable for small households or single-point applications like sinks or showers, but may not suffice for larger demands.
Conclusion
The Camplux 6 Gallon Electric Water Heater exemplifies efficiency and convenience, delivering instantaneous hot water while optimizing space, making it ideal for compact living environments. Its robust design and user-friendly features cater to a variety of domestic needs, ensuring reliable performance.
Conversely, the FOGATTI RV Tankless Water Heater InstaShower 8 Plus stands out for its portability and innovative technology, providing a seamless hot water experience for outdoor enthusiasts and travelers alike. Its compact design coupled with impressive heating capabilities makes it a quintessential choice for those seeking comfort on the go.





