Tankless Water Heater vs. Boiler

Tankless Water Heater vs. Boiler

If you are looking for a way to upgrade your home, then you have got a lot of tasks in your hand. When it comes to the heating system, many homeowners get confused about whether they are going to install a tankless water heater or boiler.

You will be surprised to know that both have different heating purposes and not only that, they are very efficient in their particular responsibility.

From the following article, you will find out all the information related to the tankless water heater vs. boiler. After you are done with that, you won’t have any problem in choosing the right one for your beloved home. So, read on to find out more.

Tankless Water Heater

A tankless water heater is a modern heating system that simply warms the incoming water during the time you turn on the shower or the tap on your kitchen.

A tankless water heater has a heating component inside of it, which is either a gas burner (highly powered) or electric coils. This component carries the ability to transfer its generated heat energy onto the water in order to raise its temperature.

Tankless Water Heater

The good news is that you will have the power to adjust the temperature according to your requirements at any period of time.

There is also a tank based one, which is the older version, and it is still using by some people. Unfortunately, it has multiple drawbacks because the water is heated continuously, whether you are going to use it or not.

As a result, this releases lots of greenhouse gases into the atmosphere and also increases your electricity bill. Due to this, people are diverting towards the latest model gradually because it is catching a lot of people’s attention (thanks to its striking qualities).


  • On-demand Hot Water

You don’t need to have storage of warm water, which is a huge pain in the head. The incoming water will simply get warmed only the time you turn on the faucet. If you need a warm shower to get relaxed or get that massive dishwashing done after the guests have left, a tankless water heater will be a life savior in this case.

  • Smaller Space

As this heater is free from storing water, you won’t need a larger space for it to get installed. You just need to pick the desired spot, and you are good to go. If you have a small home, you won’t have to go through any kind of hassle.

  • Huge Lifespan

You will get the opportunity to use this heater for around five to ten years. Everyone present in your home will be able to reap the rewards that come out from it.

  • Lower Electricity Bills

The heating component only warms the water when you need it. So, the electricity won’t be consumed throughout the day, and this is the prime reason that the bills will be lower than normal.

  • Good for the Environment

The gases released from the tank-based water heater are very harmful to the environment. But for the tankless one, you will contribute to the welfare of the society as it won’t possess a threat.


  • Expensive

The price of it is quite huge than the tank-based water heater. You must need to have a huge budget to get this device installed at your home.

  • Critical Installation Process

This new model will require you to use a different route for the gas lines. An additional ventilation system might also be needed if the situation demands.


A boiler is also known as a radiant heating system as it uses a radiator for its heating purpose. It is not used for the kind of task that you will normally in case of the tankless water heater.


With the boiler, you will be able to heat your entire home if it is getting too cold to tolerate. This innovating heating device heats the water and distributes it evenly when you will need it the most. The heated water moves with the help of pipes to different radiators present in your rooms. To control the temperature, there will be a thermostat present for the radiators to spread a decent amount of heat.


  • Even Heating

The system is made in a way that you will get the same amount of heat in every room. You can even test this to clear out your doubts. During wintertime, your home will be the only place that you will have in order to get that comfortable experience.

  • Good Air Quality

You will be able to breathe clearly, and it is guaranteed that there will be no dust generated from the boiler.

  • Zero Noise

There will be no sound pollution inside your home due to its modern device. If you have kids and they are on their way to take a nice nap, you can be sure that they will not be disturbed.

  • Efficient

A boiler is very efficient in energy saving. There will be no loss of heat, and all of it will be stored inside your home to fulfill your needs.


  • Expensive

You should look into your budget and make a decision about buying it as the price is huge than the other heating systems.

  • Leakage Problem

There can be a situation when one of the pipes gets leaked accidentally. If this happens, you have to clean up that specific area. Overall, this will cost you time and money.

Tankless Water Heater Vs. Boiler: Who Is the Winner?

It is clear that you won’t be able to pick a winner because both of them work very well in their respective tasks.

If you are in need of a warm shower on a constant basis or even do that warm dishwashing, go for the tankless water heater. For more information, you can search the website. There are various blogs or videos related to this type of heating system, and you can read this article from SmartWheater.com.

To have a warm experience inside your home, buy a good quality boiler. The price can be a bit expensive, but it will be beneficial for you in the long term. You will get desirable results, and along with that, the electricity bill will gradually decrease with time. Overall, it is a win-win situation for you.


Take notes from this article and consult with the professionals for their extra advice. Best of luck!