Best Tankless Water Heater

(Last Updated On: July 8, 2018)

Best Tankless Water Heater Review and Buying Guide 2018

Choosing right tankless water heater is not an easy task as it would appear. Hence, we spent lot of time on researching best tankless water heater for your home or outdoor needs.

We also listed top 5 best tankless water heaters in case you don’t have time to read complete article.

Did you know that tankless water heaters last longer than tanked ones? Yes, that is true, and according to most users we met, the approximate lifespan is nearly 20 years without maintenance. This is a great and convenient way to reduce the spending on energy and repair bills.

On the other hand, if you have limited space then tankless water heaters are the best idea. You will be able to heat as much water as you need without storing it at first. Most of them function only by turning the hot water faucet. It is simple as that.

That is the main reason why we decided to present you best tankless water heater review and buying guide 2018:

S.NOImageNamePrice
#1Stiebel-Eltron-Tempra-12-kWStiebel Eltron Tempra
#2Rheem-RTGH-95DVLN-9.5-GPMRheem RTGH-95DVLN
#3EcoSmart-ECO-27EcoSmart ECO 27
#4Takagi-T-KJr2-IN-NGTakagi T-KJr2-IN
#5Bosch-Tronic-3000-Bosch Tronic 3000
#6SioGreen-IR260SioGreen IR260
#7Eccotemp-i12-NGEccotemp i12-NG
#8SioGreen-IR6000SioGreen IR6000
#9Camp-Chef-Triton-10LCamp Chef Triton
#10Camplux-10L-2.64GPMCamplux 10L 2.64GPM

Best sellers link from Best Tankless Water Heater  category.

1) Best Tankless Water Heater:- Stiebel Eltron Tempra Plus 24 kW

Stiebel-Eltron-Tempra-12-kW1

We all know that Stiebel Eltron Tampra is one of the most popular electric tankless water heaters on the market.

It uses reliable and advanced technology, has excellent design and performance.

It will also reduce the energy consumption up to 20% when compared with the standard tank type.

Features

  • Digital temperature control
  • You don’t need venting
  • The advanced flow control
  • It uses temperature sensors
  • Robust and durable design

Design and Performance

Because of its tankless technology, you will get endless hot water supply that will occupy less space than conventional boilers. The best feature that Tempra will provide you is temperature control.

Finally, you will be able to get constant, accurate and reliable temperature control.

It uses microprocessor technology that will show and control the temperature thanks to temperature sensors. When you set the temperature of water between 80 and 140 degrees F, you will prevent the temperature fluctuation. That will also stop you from spending too much electric power.

It contains sleek and compact design with robust steel encasing. That will allow you to install it for both commercial and residential use, anywhere inside your home or office.

PROS:

  • Precise temperature control
  • 3-year warranty
  • Good water flow
  • Energy efficient

CONS:

  • More expensive than other models

In overall, Stiebel Eltron Tempra is well-built tankless water heater that will provide you additional comfort. It has excellent Advanced Flow Control feature so that you can control the precise temperature.

On the other hand, it is more expensive than other heaters, but you will still get the quality machinery for the amount.

2) Best Tankless Water Heater:- Rheem RTGH-95DVLN 9.5 GPM

 

Rheem-RTGH-95DVLN-9.5-GPM1

In case that your traditional water heater started to wear off, we recommend you to consider Rheem RTGH-95DVLN best tankless water heater.

It is one of the most famous names on the market, and that is the main reason why we decided to present you everything about it.

Features

  • Heat condensing body
  • Remote control
  • EZ Link Wire
  • High altitude performance
  • Pre-attached gas lines

Design and Performance

A compact gas-water heater can comfortably fit in any space in your household. The main body comes from stainless steel so that you can enjoy in longevity and stability of the entire body. That will also reduce the chances of getting rust.

The package comes with remote control and 10-feet thermostat cord. That will allow you to control the operation of workflow digitally. It is the comfortable solution to reduce the inconvenience of continually checking the temperature.

This particular tankless water heater uses two independent units that can efficiently operate as one single. That will provide you additional efficiency in operation. At the same time, you will get pre-attached 1/2-inches gas lines.

PROS:

  • Freeze protection feature
  • It is energy efficient
  • You can set venting both outdoors and indoors
  • You can control it through digital remote controller

CONS:

  • Installation could be expensive
  • It is not for smaller houses

 

In overall, Rheem RTGH-95DVLN best tankless water heater has some negative and some definite issues. Apart from that, it is still efficient in various conditions.

If you have a bigger house and you want to keep an eye on electricity bills, this is the perfect tankless water heater for you.

 

3) Best Tankless Water Heater:- EcoSmart ECO 27

 If you want to purchase the most powerful tankless water heater on the market, you should consider EcoSmart ECO 27. It is an excellent solution if you want the high-end water heater with numerous features. EcoSmart-ECO-271

The best thing about it is lots of technological advancement that you will get with it.

Finally, you will be able to reduce the electricity bill by investing in this tankless water heater.

Features

  • Self-modulating feature
  • It can heat up to 3 gallons of water per minute
  • Perfect for bigger house to due performance
  • Internal jumpers will limit temperature output to 105-degrees F
  • You can control it through digital remote controller

Design and Performance

The first thing that we want to mention is that this particular water heater can supply large homes or if you have a Jacuzzi. It can efficiently heat up 3 gallons of water per minute, which is ideal for places with temperatures below 40 degrees.

This is an excellent solution if you have many family members that want to use hot water at the same time. In case that you have two or more bathrooms in your home, you have to consider this particular tankless water heater.

PROS:

  • Efficient way to heat the water
  • Lifetime warranty for parts
  • Simple to maintain and clean
  • Quality performance

CONS:

  • Installations are difficult and expensive
  • You won’t get warranty for DIY installations

In overall, EcoSmart ECO 27 is the perfect solution for more prominent families who live in colder climate areas. It has the capability and enough power to supply the whole family so that everyone can shower simultaneously.

It is an intelligent way to spend your dollars, but have in mind that installation will require additional expense.

 

4) Best Tankless Water Heater:- Takagi T-KJr2-IN-NG

Takagi-T-KJr2-IN-NG1If you want to choose the smaller tankless water heater on the market, you should consider Takagi T-KJr2-IN-NG tankless water heater.

It is perfect for residential use because it will provide you efficient water heating for less money than traditional boilers.

Features

  • Compact and small dimensions
  • Ideal for homes
  • The maximum flow rate is 6.6 GPM
  • Flexible installation options
  • 15-year warranty

Design and Performance

The best thing about this particular tankless water heater is the possibility to install it both indoors and through direct vent systems. These appropriate installation options are great because you can run it vertically or horizontally.

When you use power vent, have in mind that maximum length is 50-feet. On the other hand, electric installation is convenient because you will get power cord within the package.

You will also get a remote control, which will allow you convenient, and straightforward temperature adjustment. You just have to create a temperature range between 99 and167-degrees F.

PROS:

  • Simple to install
  • Affordable solution when compared with other water heaters
  • Remote control
  • Simple to adjust temperature
  • Longest warranty

CONS:

  • It is not for bigger homes

In overall, Takagi T-KJr2-IN is an excellent solution if you want to purchase smallest tankless water heater on the market. It has decent features such as remote control and most extended warranty on the market.

However, the main problem is that you will not be able to use it for bigger homes, so have in mind before you decide what you need.

 

5) Best Tankless Water Heaters:- Bosch Tronic 3000

Bosch-Tronic-3000-1In case that you have many bathrooms and you need only one water heater, the best solution is to choose Bosch Tronic 3000 T tankless water heater.

It will supply your bathrooms with enough water so that multiple people can easily shower simultaneously.

It is an excellent model that has the capability up to 2.5 gallons of water per minute, which means that you will have more than six gallons of hot water every hour.

Features

  • It can reach up to 6.8 gallons of hot water per hour
  • Temperature can range of 80-degrees
  • Great water pressure
  • Requires 120 volts
  • Weighs less than 16 pounds
  • You will get plug-in wire that will extend from the inside

 

Design and Performance

We have to mention that it works with a remote controller that you can use all the time. Finally, you will be able to get lots of hot water in an hour without waiting and losing too much energy. You can place a compact and lightweight solution wherever you want.

It has a sleek and modern design so that it will match with your interior. The main disadvantage is that you have to hard-wire it to work because it will not accept the power outlet.

However, you will still get the possibility to heat 6.8 gallons of water per hour.

PROS:

  • Compact and lightweight
  • Simple to install
  • You will get mounting hardware
  • It contains small bracket
  • Sleek design

CONS:

  • You have to hard-wire it into your system

In overall, Bosch Tronic 3000 T tankless water heater is the machine that will supply every room in your house with the hot water. It is simple to install and won’t require lots of space, which is the main reason for its popularity.

It has excellent flow rate so that you can shower without waiting for the boiler like before.

6) Best Tankless Infrared Water Heater:- SioGreen IR260

SioGreen-IR2601

The siogreen IR260 tankless water heater is one of the most popular heaters on the market according to its sales.

The main reason for that is the combination of high-quality design, excellent performance, and affordable price.

It is the perfect solution if you live in an area with hard water because the calcium won’t interfere with its performance.

Features

  • Infrared water heater that uses Coil-less technology
  • Maintenance-free
  • No corrosion due to great construction
  • Perfect for saving energy and water

Design and Performance

Everything depends on the water temperature, but the capacity is 0.8 GPM for the 60F rise. This is an outstanding performance for its price.

When it comes to installation, you will be able to do it without calling a professional. It includes free customer support and tutorials that you can find online.

It uses quartz infrared energy that will heat up the hot water. It doesn’t have heater coils, so the water will not get in contact with metal components. That is why there is no chance of thing like lime scale and corrosion.

It is energy efficient solution because it won’t store hot water but only expend the energy. At the same time, it is compact and one of the smallest tankless water heaters on the market.

PROS:

  • Energy efficient
  • Heats water only on demand
  • Noncorrosive materials
  • Infrared energy heats up the water

CONS:

  • It is not for commercial use

 

In overall, SioGreen IR260 tankless water heater is an excellent solution if you want to reduce the energy bills and purchase the affordable tankless water heater.

Of course, it is not for heavy-duty usage, but if you have a small family, you will enjoy in its capabilities.

 

7) Best Tankless Water Heater:- Eccotemp i12-NG

Eccotemp-i12-NG1The Eccotemp i12-NG tankless water heater is one of the most popular water heaters that use innovating heating technology.

It is the perfect solution if you live in harsh climates and have the reduced possibility to heat up the water.

Features

  • Smart and beautiful design
  • Quick water production
  • Cost efficient
  • Highest capacity

Design and Performance

This is one of the best models that Eccotemp has to offer. It supports natural gas, and it is an indoor model that looks sharp. Apart from technological advancements, you will get model with a futuristic design for better-looking design.

You will still get the indoor water heater that you can place anywhere. When it comes to performance, you will get a powerful water heater that can handle flow rate up to 3.0 gallons per minute.

This is an excellent thing if you have a household with one bathroom. However, it is not for bigger houses.

It has the fully automatic temperature control so that you can choose the appropriate temperature. It uses power ventilation system that will ensure your safety and the efficiency of heating.

PROS:

  • Sleek design
  • Smart technology
  • The Maximum full rate is perfect for a one family
  • Simple to install
  • Energy efficient

CONS:

  • It is not for bigger homes with more than one bathroom

In overall, The Eccotemp i12-NG tankless water heater is a perfect machine with handy and smart features.

It has the highest capacity and sleek design so that you can match it with home decor. You will be able to install it simply, and that is why people choose it in the first place.

 

9) Best Tankless Water Heaters:- SioGreen IR6000

SioGreen-IR60001

 

SioGreen IR6000 tankless water heater is an excellent solution if you want to warm water in seconds.

It functions through quartz heating system so water won’t touch any metal for heating.

You will also be able to preserve the water and energy by using it.

Features

  • It uses quartz heating system for heating water in a matter of seconds
  • Water won’t touch any metal
  • Energy efficient
  • Compatible with parallel, serial, solar-backup and hybrid setups
  • The water movement is between 0.5 GPM and 3.6 GPM

Design and Performance

It works through patented quartz heating system, which means that water won’t touch any metal during the process of heating. It is an efficient way to preserve both water and energy levels. That way you will reduce the expenses.

Typical home tankless water heater is compatible with most setups in the house. You don’t need to modulate the electricity to install it.

Everything is already pre-assembled; you just have to follow the user manual to get it right.

It will reduce the possibility for corrosion thanks to new connections. There are no anode rods similar as in traditional boilers. Therefore, you will get perfect water without any drawbacks as in older models.

PROS:

  • Durable operations
  • You don’t need venting
  • Recyclable components
  • No need for maintenance

CONS:

  • Too expensive when compared with other tankless water heaters

In overall, SioGreen IR6000 tankless water heater is the perfect choice for smaller houses and households with only one bathroom.

It uses latest quartz technology to heat up the water, which is way efficient and healthier than traditional heating systems. Of course, you have to spare a small fortune to get it, but it will ultimately change your perspective of water heaters.

 

9) Best Tankless Water Heater:- Camp Chef Triton 10L

Camp-Chef-Triton-10LIt doesn’t matter if you are planning to improve your house or just a bathroom altogether because the best way to do it is by using Camp Chef Triton 10L Portable Water Heater.

It is an excellent solution if you want to go camping or outside and you need hot water.

You just have to attach it on the garden hose, and you will have hot water in no time.

Features

 

  • Adjustable water flow and heat
  • It includes eight-foot water hose
  • Four settings such as shower, mist, off and jet
  • The maximum flow rate is 2.6 gallons per minute of hot water
  • It uses 2 D batteries for ignition

Design and Performance

The first thing that we want to mention is that this particular best tankless water heater can efficiently produce 2.6 gallons of hot water per minute. This is an excellent capability if you have in mind its portable design.

Finally, you will be able to take the boiler with yourself and enjoy in hot water wherever you are.

It is simple to use. It works on 2D batteries and as soon as you turn it on it will start heating. You can choose four different settings such as shower, mist, off and jet. You will also get within the package eight-foot water hose, to have it with you all the time.

The water flow and heat are entirely adjustable, which is an excellent solution when you compare it with other tankless water heaters on the market.

PROS:

  • Adjustable temperature and water flow
  • Four different settings
  • Eight-foot water hose
  • Simple to use
  • Convenient
  • Portable

CONS:

  • Expensive

In overall, Camp Chef Triton 10L Portable Water Heater is an excellent solution if you want to enjoy in portable water heaters.

It has numerous great features, and it is convenient especially if you’re going to go out camping or hiking. Of course, you have to pay expensive price tag, but you will get more by using it.

 

10) Best Tankless Water Heater:- Camplux 10L 2.64GPM

Camplux-10L-2.64GPM1

Camplux 10 L tankless water heaters is a great choice if you want to choose portable propane gas fired water heater.

It is the perfect solution because it is a highly portable heater that you can use in the garden for the shower.

Features

  • 2.64 GMP capacity
  • Summer and Winter modes
  • You will get all accessories within a package
  • Energy efficient
  • It uses combustion technology

Design and Performance

The first thing that we want to mention is that you will get a water heater that has 2.64 GPM capacities. You don’t have to worry about water flaw, and you can use it to fill Jacuzzi or tub. It also contains summer and winter mode so that you can enjoy in the hotter shower in colder places.

It functions similarly as AI as soon as you select the mode. It will provide you a perfect shower without changing the temperature while entering the shower. It requires little gas, which is 12% less than other gas heaters.

At the same time, it uses combustion technology, but you will need proper ventilation for it. That is because of fewer emissions of oxygen. It is environment-friendly because burner firing will be lower than 5%.

PROS:

  • Eco-friendly
  • It uses AI for summer and winter mode
  • High capacity
  • Decent water flaw

CONS:

  • It won’t work with low water pressure

In overall, Camplux 10L tankless water heater is perfect if you want to visit places without electricity. You can quickly set it up on open-air showers when you go camping etc. It works on combustion technology for the lowest amount of emissions.

 

Best Tankless Water Heater Buying Guide

If you want to buy a best tankless water heater, you have to consider a few factors before you make a purchase. We decided to present you things that you have to think before choosing tankless water heater:

  • Fuel Type – There are three types of fuel – natural gas, electricity or propane. Everything depends on your installation and house capabilities. So before, you choose the right one; call a professional to examine your current water heating system.
  • Capacity – This is another most critical consideration because it depends on the amount of water that you will spend on a daily basis. The more significant capacity, the faster and more efficient flow rate will be. For example, if you have one bathroom, you can choose a low-end and more affordable solution. For two and more bathrooms, it is better to pick the one with more significant capacity and flow rate.
  • GPM (gallons per minute) – This particular measure will determine the effectiveness of the water heater. Therefore, you should always check the GPM before you make a choice.

Conclusion:-

We have presented you a thorough buying guide and review on best tankless water heater on the market. As you can see from everything above, there are different types of tankless water heaters.

We wanted to present you most of them with unique features so that you can make up your mind and find the appropriate heater for your household.

In case that you have any question, feel free to comment in the section below, and we will answer you on short notice.

Checkout more best Tankless Water Heater using below best sellers link.

stefan

An experienced blogger who accidentally become product reviewer for fun, and since then everything changed. He is from Serbia, and while other people in his country wish for trivial work, he wanted to make a difference by presenting thorough reviews for the products which he uses in his day to day life.

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