Best Tank Water Heaters Reviews 2021

Are you looking for the best tank water heaters ? Everybody likes to shower using hot water. Picking the right and proper water heater can turn to be a challenge to some people. This is because there are many choices available nowadays.

As the name suggests, all water heaters are intended to deliver enough supply of water in our homes for cooking, cleaning and bathing. But remember to consider some features before deciding your best model. Here are things that guide you.

Consider capacity. This depends on the size of your family. Choose the best gallon units that will suit all your family needs. With this, you will get enough hot water supply.

Cost. This is instrumental when dealing with a hot water heater. Ensure that the model you choose has a right maintenance, repair and installation cost. Make sure that your budget favors you.

Durability. The model should offer a long-lasting service. It should be free from rust and corrosion. This means that the material used to make it should right quality.

Energy efficiency. The hot water heater that saves your from huge bills is the best. Saving energy is the key to guarantee you a continuous services plans.

Top 5 Best Tank Water Heater - In Depth Reviews

1. Bosch Tronic 3000 T 7-Gallon

This is the best model that will provide you with hot water at any time needed. With an enclosed optional shelf, floor and wall mounted, Bosch Tronic 3000T can fit into almost any space. This is something that every customer talks about. It will actually boost your hot water needs.

The 7-gallon units can be well plugged into the standard outlet and can easily fit under your preferred sink. For this reason, a 98 percent thermal efficiency is what you will enjoy.

This hardwired 7-gallon model provides you with a reliable and on-demand water source that your home needs. Additionally, the tank is lined with glass to protect it from corrosion. This also increases your unit's model service life.

Bosch’s Tronic 3000T space saving tanks are compact and lightweight and well designed. They are also designed in a unique way with an option of working in conjunction or independently with your water heating system.

Finally, the larger model can easily be mounted horizontally and vertically to offer good water supply for you. I recommend you to purchase this model and you will definitely thank me.

  • The model is reliable.
  • It’s lightweight and compact save space.
  • Offer maximum energy efficiency.
  • Glass lined tank proves its durability.
  • Provides hot water faster with minimal time.
  • Not easy to install as it requires several electric requirements
  • Unsuitable for big families/households.

2. Stiebel Eltron 235089 SHC 6 6 GALLON WATER HEATER

Stiebel Eltron is the best choice for you. It will definitely suit all your needs without a limit because of its quality and reliable features. The model is an ideal for crawl space installation, this helps you to save the space.

It has a 6-gallon short thus suitable to deliver a good supply of hot water in your household.

Stiebel Eltron 6 6 SOMS has a single 120V 1650W copper heating element that ensures its good working activity.

An anode rod that is installed in the model offers additional protection and also prevent corrosion. This will always guarantee and maximize safety.

It is characterized by side mounted-hot and warm water outlet as well as cold water inlet to ensure easy installation and operation.

This will not only ease the installation but it will also ensure convenience within the crawl space because of good positioning. I suggest that this product is the best for solving all your hot water needs.

  • Can easily fit into the tight spaces.
  • Offer enough hot water supply due to 6-gallon units.
  • Has good digital temperature controls.
  • Easy to install.
  • Anode rod offers protection hence safety.
  • Not suitable for big households.
  • In the case of leakages there will be damages.

3. Ecosmart ECO MINI 2.5 2.5-Gallon (Mini)

Ecosmart ECO MINI is among the best series for your medium size family. It is designed to offer hot water for sinks, showers and appliances like a washing machine and as a dishwasher. The model can store around 2.5 gallons units' hence a good supply of hot water for you.

Moreover, this product has a lightweight and compact features. This will helps you to store it even in a tight space.

Many customers say that the model is easy to install thus making it convenient and reliable. You will discover that out of 10 households, 4 have installed this model.

Ecosmart can be plugged into a 100V outlet hence suitable for numerous indoor activities. Also, pressure relief valve is included to boost your hot water needs and suitable pressure controls and capabilities.

Indeed, this hot water heater saves water and energy. I recommend it, try it and you will not regret.

  • Suitable for medium sized family.
  • Offers good hot water supply.
  • Lightweight and compact features save space.
  • Reliable when needed.
  • Easy to install.
  • May not provide simultaneous warm and hot water for use.
  • Needs reliable and more electric requirements. For example, 200 Amp service.

4. Stiebel Eltron Tankless Water Heater

Do you want continuous hot and warm water? Stiebel Eltron is designed for use and applied in many homes because of its popularity. You don't need to wait for your tank to heat or warm up.

The reason is that this model works well with an existing traditional warm water heater tank hence a guarantee to deliver on-demand hot water.

Also, it has a good shape, this saves more energy because of its on-demand heating feature.

This will boost the amount of hot water supply in your household. In fact, it provides continuous hot and warm water for long baths and showers.

With Stiebel Eltron, you can easily install this model with your hot and warm water lines, then set the temperature, and you are now ready to go. This means that installation activity is simple. You will enjoy the services that come from it.

  • In-line installation is simple.
  • Compared with traditional models, it uses less energy.
  • Offer the proper flow of hot water.
  • Safety characteristics prevent over-expansion.
  • The model is reliable to offer enough hot water.
  • May be difficult to install for new users.
  • Requires some tweaking to control the temperatures to preferred levels.

5. Rinnai V65eN Tankless Hot Water Heater

Rinnai V65eN is all that you need to achieve the best hot water system. Upgrade and enjoy the excellent, quick and hot water with this model. With the support of V65eN, you can easily get hot water directly for household chores, hobby purposes and cooking using faucet control.

Most people like this product when it installed in their rooms. This is because the model is capable of producing more than 100 cups of warm and hot water/hr. Also, the Rinnai V65eN is another feature that many users love.

It provides hot water for making homemade stews and soups, brewing coffee and tea and lifting stubborn stains, especially from clothing and linens.

Installation is just simple and perfect. You only need to connect the tank to any of your water supply. After connecting it becomes simple to plug it into power.

Finally, you enjoy as you control it to your desired temp sing control knob. I recommend you to install Anaheim in your house today.

  • Digital temperature controls.
  • Offer a reliable hot water supply.
  • Easy installation.
  • Delivers continuous hot and warm water supply.
  • Lacks a compatible faucet.
  • Safety valve can force the faucet to drip hence a problem.
  • Additional water line may be required under the sink.

Must-consider Things When Selecting the Best Model (Hot Water Heater)

Hot water heaters installation is an exercise that is becoming popular among most people. All that you need is to choose the best model that will suit your needs.

Remember that different models are determined in terms of ease of installation, temperature controls, overall size, features, and power requirements. Let your best model provide hot water at any time needed.

To accommodate all your needs, let the hot water heater help you to enjoy your hot shower, dishwashing and washing machines activities. Make the best decision before purchasing one.

Don’t worry though, this buyer guide will help you to choose the best hot water heater. Here are the factors that you should consider when purchasing your product.

Efficiency/ energy savings

Energy conservation is one of the vital factors why we are adopting new technology. This means that you must pay attention to this. Pay close to all details that are associated with this in relation to a hot water heater. Get the tank that is there to save your extra dollars.

Remember that if the model saves more energy, then you will save your electricity bills. Having a hot water heater that will be 98 percent efficient is the best option. Do not hesitate to look at this.


There is no need to buy a hot water heater and replace it the following day. Durability is one of the determinants of the best material. Quality is also defined by durability. When choosing your desired product, first do a research on its durability feature.

The model you choose should resist corrosion. Moreover, it should resist any instances of rust. Finally, the product should be able to serve you for a longer period and with less maintenance.

Flow Rate of Hot Water

When selecting your hot water heater, just ensure the model provides you with high flow rates. This is important especially if you are running multiple appliances.

A good example is when you want to perform laundry activities or dishwasher running, and someone wants to have a bath oak.

This will be possible if only your model supports the proper flow rate of hot and warm water. This will serve multiple applications concurrently. Therefore, consider this factor. You may decide to choose a tankless water heater because of its high flow rate.


It is advisable that you should know your model warranty and the time it lasts. This should be a primary concern. The performance and quality of a product are determined by the warranty given to it.

A straightforward and long warranty should is an assured guarantee you can get. Just compare various warranty plans. With this, you are more than secure.

Ease of Installation

Before making any purchase you are recommended to do a research on how a certain hot water heater should be installed. This will give you a clue on how it operates for your safety.

Also, consider the installation cost and make sure it does not exceed your budget. Choose the one that is easy to install. This way, you have a chance to evade high installation, monthly power bills and maintenance costs.

Final verdict

For me, Bosch Tronic 3000T is the best and valued hot water heater. This after further research and listening to customer's opinions and reviews. This model a top-notch quality features that define it.

Compared to other models, Bosch Tronic 3000T has unique features. Having 7-gallon units, this product provides you with reliable services of hot water that suits your need. With it, you will enjoy the best shower ever.

The glass lined tank on this model proves how durability it is. Also, it's lightweight and compact feature helps you to save more space.

Additionally, the model offers maximum energy efficiency. This means that you can lower the cost of electricity bill and save dollars.

This model is the one you need, there is no doubt about this. Think of how to get hot water with minimal time.

This is a feature that differentiates it from other models. Just get this product and you will not regret.

Leave a Comment