Rheem water heaters vs. Reliance water heaters

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Written By John Roe Stephen

Rheem and Reliance water heaters come with an easy installation system. Both the heaters use innovative solutions to keep your water warm.

In addition, earth-friendly technology enables the heater to produce outcomes at less energy consumption. As a result, heaters will contribute to unmatched savings.

Rheem water heaters vs. Reliance water heaters Comparison

Rheem water heaters

  • Rheem water heaters are available in the different selection options to suit the varied industry. The wide range of models is design to fit your budget. 
  • Choose the water heater as the preferred energy source.
  • Availability of the after-sales service for regular maintenance, installation, parts repair, and technical support is easy to find.
  • Parts of the systems are readily available in the local stores.
  • Different size options are given that suites your requirements.
  • The compact design makes it easy to install the system under a countertop.
  • No venting through the roof needs to install the water heater in your home or industry. 
  • Flexibility to convert the existing natural gas system to the propane gas system without much modification.
  • Small size water heaters with the capacity of 20 gallons are also made available by the Rheem. 
  • Rheem water heaters are the best for the mobile home market.

Rheem RTEX-18 18kW 240V Electric Tankless Water Heater

Reliance water heaters

  • The reliance water heater is made of the specialized material that extends the water heater’s life span. The rugged construction of the system gives the system requires durability.
  • The low operating cost would save a good amount of money on maintenance.  
  • All the models come with replaceable parts, so you can replace the damaged part under warranty if something goes wrong with the water heater. 
  • Endless hot water for your whole family is available every morning without waiting for the water to heat up. The tank-less water heater is capable of producing a continuous flow of hot water for your regular use. 
  • Energy conservation is considered the priority while designing the water heater. Traditional water heaters consume a good amount of energy. Comparatively, the Reliance water heater is designed to run only when hot water is needed. It heats the water as per the demand and does not waste the energy in heating and storing the hot water in the tank. It improves the water heating capacity, and you get a low electricity bill.
  • 94% of the fuel is used to heat the water without wasting it to heating the container. Therefore, the tankless water heater can lower your energy bill dramatically.
  • Many of the reliance water heater models save space in the room. Different types of water heaters with various shapes and sizes are available to meet household requirements. Use the 40 to 60-gallon storage tank that easily fits in the 5 feet high to 2 feet wide area. 

Reliance 6 2 SSUS K 2.5 Gallon Electric Water Heater

List of the top water heater brand

  • A.O. Smith
  • Rheem
  • EcoSmart
  • Reliance
  • Rinnai
  • Stiebel Eltron
  • Takagi
  • Whirlpool
  • Navien
  • Kenmore
  • Bradford White
  • American Standard
  • American Water Heaters
  • Bosch
  • Noritz

The above-listed water heater brand comes with multiple product options. Choose the water heater based on your requirements.

Ensuring the essential functions that keep your electricity bills in control and offers seamless services would make your selection process easy.

Choose wisely and save on future expenses by having a reliable water heater for your home.

What brand of water heater is the most reliable?

Deciding the perfect water heater for your home could be a daunting task for the house owner. You will find several options available in the market which gives head-to-head competition to each other.

Then, you have to choose from this topwater heater that seems suitable for your household need. It is a long-term decision and going to cost you a good amount of money.

Therefore, you should be 100% sure what you are choosing for your house. 

While choosing the water heater, there are several factors that you have to consider. It is not about how much price the company charge or what brand it belongs to.

The features, availability of the customer care services, parts repair and maintenance service, after-sale service, etc., have to be considered when choosing a water heater. 

No matter what brand of water heater you choose for your home, there will be a time when you have to go through the repair work if the company does not offer the service in your region.

In addition, the water heater may need replacement which will be an expensive affair for the average person. 

Hence, do your research while choosing the water heater for your family. Our inputs would make the selection process easy for you.

Then, you can go through the given information, which will help you make your mind on a particular water heater brand and use it for your home.

What water heater do plumbers recommend?

People love to hear from the experts who deal in the water heater every day and know the product’s pros and cons. Plumbers are the right people to consult when selecting the water heater for your home.

Experience plumber will give you a genuine review of the water heater brands available in the market. 

Choose the water heater that suits your need and budget. Buying a water heater is a long-term investment.

So when you decide to have one for your family, you should first calculate the current need and add the future requirement in the calculation. Also, consider that the water heaters are available in different shapes and sizes. 

Understand, the growing demand for the water heater will be compensated in the future. Generally, the water heater lasts for about ten years in well maintain environment.

If you are not sure what will be the best for you, follow this guide to learn how to refine your selection process.

Ask the right question to yourself. Knowing your needs and future demands will help you find suitable options in the water heater.

Ask some of the common questions that come to mind and are essential for maintaining the water heater.

1) How will you supply the natural gas required for the water heater?

2) How much is your budget?

3) The units of water you would require per day?

Add more questions to the list and try to answer the base of the question on your current knowledge. These questions will pinpoint the exact requirement and give you control over your decision. 

Also, when you start answering the right questions, your will automatically filter the water heater that doesn’t suit your need. So a good number of products will automatically get discarded in the process. You will have only a few products that fit your need.

Based on your reviews and need for the water heater, you can select the water heater from a reliable brand. The water heater is segregated based on the technology used in the system. Here are the options for the water heater.

Traditional Tanks

The water heater tank gets the water from the mainline. Water is heated and delivered to the connected pipes.

Tankless water heaters

The water heating process is activated when you turn the heater “ON.” The tankless water heater draws the cold water, heats it in the process, and gives you hot water from the connected tap.

Solar water heaters

Solar water heaters capture the heat energy of the sun’s rays and make the water warm. The heating works only when the sun is shining. In the cloudy region, the solar water heater will not be at its total capacity.

So when you decide to have the solar water heaters, first take a look at the temperature. Some water heater uses the solar panel to produce the electricity from the solar cells.

The generated electricity is utilized to heat the water.

Heat Pump water heater

The water heater uses electricity to move heat from the outdoors. The heat is passed through the tank where the water is stored. When the heat reaches the tank container, it heats the water and provides warm water.

Decide your requirements and choose the water heater using the given suggestions.

How long does reliance water heater last?

The reliance water heater is a famous brand available in different sizes and shapes. The reliance water heater comes with the industrial standard warranty, which generally offers a 6 to 12 years of operation guarantee.

How long does a Rheem water heater last?

The Rheem water heater comes with a six-year of warranty for the parts and tank. You also get a 1-year warranty on the labor work if any is required. The six-year deal offers only for the technical fault that may cause during the service of the product. 

It doesn’t mean the product starts failing after six years of use. If the heater is perfectly maintained, the water heater’s life span will get extended to 8 to 10 years.

The Rheem water heater warranty is determined based on its size and shape. Your large-size water heater will come with 10 to 15 years of contract. 

Regular maintenance is recommended to increase the life span of the water heater. You should hire an expert or a service guy from the company for the maintenance work.

Replacement of the non-working parts and cleaning the water heater container would keep the system intact and serve you for a long duration. 

When the water heater is kept without maintenance, the outcome of the water heater gets reduce. The water heater’s efficiency will drop significantly. You will also notice the spike in the monthly expense to maintain the water heater. The cost may include the increase in electricity bill for the electric base water heater, gas consumption, or using the solar-based water heater.


The Rheem water heater and Reliance water heater both come with advanced features and are energy efficient. When selecting the best from the given options, it won’t be easy to tell as many things contribute to the selection process.

First, understand your needs and find out what is suitable for you. Then, follow the given instruction to refine your selection process. 

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