During the winter season, there is a need for water heater, particularly if you are living in cold countries. However, the type of water heater that you choose for your home will also affect your energy bill.

Let us therefore make comparison between tankless water heater vs tank heater in this article.

What is tankless water heater?

In tankless water heater, high powered burners are used for rapidly heating water as it will run through heat exchanger and will be delivered directly to your faucets without any storing tank.

Typically, tankless water heaters are powered by either gas or electricity.

Pros of tankless water heater

  • Long life span

Life of any tankless water heater usually is between 20 to 30 years, which is almost double the water heater’s life.

  • Consumes less space

It is possible to install tankless water heaters within a tight space.

  • Never short of hot water

Whenever you will need you can get hot water and can deliver hot water of 2 to 3 gallons per minute.

  • Saves money

Energy cost may reduce almost by 25%.

Cons of tankless water heater

  • Higher cost

Initial purchase cost of any tankless water heater is much higher as compared to the cost of traditional storage tank.

  • For multiple use it may not be too effective

In case you are taking shower and also doing laundry simultaneously, then tankless water heater usually will fail to produce hot water for both. For multiple showers, it may supply hot water in one shower but other shower may get cold water.

  • Replacement cost is also high

If you decide to replace your tank water heater by installing tankless water heater, then replacement cost can be quite high.

What is tank water heater?

Here water is stored in a storage tank where heater is installed. Any insulated tank can store almost 30 to 50 gallons water. Water heater heats the water is supplied to various outlets.

Pros of tank water heater

  • Lower installation cost

Installation cost for such tank water heaters can be quite low as compared to tankless water heater.

  • Lower maintenance cost

Operation of such tank heaters are pretty simpler and hence they are easily maintainable and repair cost is much less.

Cons of tank water heater

  • Take up little more space

For installing such heaters, you need more space

  • Shorter life span

Typically tank water heater lasts for 10 to 15 years.

  • Higher utility bills

As this kind of heater will first heat the water and reheat to maintain the temperature and as a result will need more energy.