10 Best Electric Water Heater Reviews with Buyer’s Guide – 2019

10 Best Electric Water Heater Reviews with Buyer’s Guide – 2019

One thing we take for granted is having access to hot water. However, if your water heater doesn’t meet the requirements, then it may become a problem for you.

You don’t have to go for heaters that will deprive you of enjoying your hot water for long periods. Instead, you can go for electric water heaters that work more efficiently and faster than your old purchase. 

Now, you want to buy yourself the best electric water heater in the market to ensure you have hot water whenever you need it. Big thanks to the different models available on the market. Most electric water heaters are designed to meet the requirements of users, especially in terms of performance. 

With the countless electric heaters in the market, choosing one might be a difficult process, but we have an answer to this puzzle. We’ve reviewed some of the best models you can find out there. With this review and buying guide, you shouldn’t find it difficult picking one that suits your needs.

Our Favorite Electric Water Heaters

Best Overall Stielbel Eltron Tempra Plus 24 KW Electric Water Heater Best Value Bosch Tronic 3000 T 7-Gallon Electric Heater Best Budget Marey Power Pak Best Price Electric Water Heater
Best Residential Electric Water Heater Best Electric Tank Water Heater Best Price Electric Water Heater
  • Easy to Install
  • Handles high water volumes
  • Warranty for commercial and domestic use
  • User-friendly control
  • 150 psi max water pressure
  • Quick recovery rate
  • Saves space, electricity, and water
  • Simple adjustments and easy management
  • Activation requires low water pressure

10 Best Electric Water Heater with Reviews

1. Rheem MR50245 Marathon-Best 50 Gallon Electric Water Heater

Best 50 Gallon Electric Water HeaterWhen we talk of energy saving, the Rheem MR50245 Marathon Best 50 Gallon Electric Water Heater is unmatched when compared to other 50 Gallon electric water heaters out there.

It has 95% Energy Factor which is high when compared to other units. It also reduces heat loss significantly using its Polyurethane Envirofoam insulation-filled tank shell.  This heater is your best choice if you are searching for a reliable and efficient 50 gallon electric water heater

This quality heater doesn’t just look good in homes but also offers energy cost savings as well as lifetime limited warranty against leaks so far you own the home. If you sell your home, then this warranty transfers to 15-year warranty from the day the initial installation took place.

  • Great energy factor of 95%
  • Reduces heat loss significantly
  • Lifetime limited warranty to home owners
  • One customer complained that the company support is lacking

2. EcoSmart 11-Best Electric Tankless Water Heater for RV

Best Electric Tankless Water Heater for RVEcoSmart is one of the best brands dealing in electric tankless water heaters. The EcoSmart 11 Electric Tankless water heater is the best choice for RV. Also, it has lightweight, which makes it easy for you can travel with it.

It includes a self-modulating technology meaning you can only operate it when there’s a need for hot water. This system helps you save much energy every month. It has a temperature of 67 degrees Fahrenheit and every minute it provides about two gallons of hot water. It will save around 60% of your electric bill. Its temperature can also be adjusted with its digital control console and automatic resettable thermostat.

  • Installation process is easy
  • High energy efficient
  • Automated resettable thermostat
  • Portable and compact shape
  • Self modulating system
  • The water temperature is unstable

3. Reliance 6-40-EORS100-Best 40 Gallon Electric Water Heater

Best 40 Gallon Electric Water HeaterThis electric water heater provides enough water a household of three to five people. The Durability of the Reliance 6-40-EORS100 Gallon Electric Water Heater is ensured due to its insulation with Non-CFC foam. There’s a premium-grade anode rod included as well that prevents corrosion and rust, ensuring its lasting protection.

This Electric heater is facilitated with a pressure valve and factory-installed temperature. It also has a heat trap nipple. It includes a dual 4500W wattage power for reliable performance. Before installation, a 240V electrical connection is required. For extra efficiency, a 3’’ insulation blanket is added to this model.  

  • Produces 95% efficiency
  • Longer durability
  • It heats water using a dual 4500 wattage power
  • It is eco-friendly
  • You must be very careful when using this electric water heater

4. Nasa Tech Heavy Duty-Best 80 Gallon Electric Water Heater

Best 80 Gallon Electric Water HeaterThis water heater features a non-fiberglass 80-gallon water heater that saves you about 20% of energy costs from use of your water heater. It also includes R-5 for tank performance. It has a lightweight and installation is very easy.

The kit includes spacers, a foil tape and an insulation hypo-allergenic bag. In addition, this 80 gallon electric water heater is non-toxic and has indoor air quality. You don’t need to worry about suffering from eye, skin or throat irritation. It has also passed the California water heater insulation fire test.

  • Instructions are well-written
  • Very easy to put on
  • Can conserve energy
  • All mounting hardware required is included in the package.
  • The heater remains warm
  • It’s too short
  • It’s not enough to cover the heater completely

5. Bosch Tronic 3000-Best Electric Tank Water Heater

Best Electric Tank Water HeaterOne issue with most water heaters is that it must be sent all over the home. The reliability and quality of your electric heater can be affected by the size of your place. Another issue here is that, while waiting for your hot water, more cold water remains in the pipes which may become waste at the end of the day.

Fortunately, the Bosch Tronic 3000 Best Electric Tank Water Heater solves both problems by producing hot water at the source. Also, its installation process is easy and can be placed anywhere. You can be sure of its reliability and versatility.

The best part is that it takes just an hour to recover and refill, so you don’t have to wait for too long once empty.

  • Compact design
  • User-friendly controls
  • On-demand hot water
  • 150 psi maximum water pressure
  • Quick installation
  • It recovers quickly
  • In rare cases, the heater my start dripping
  • You must hardwire the device into your electrical grid

6. GE GeoSpring GEH50DEEJSC-Best Hybrid Electric Water Heater

Best Hybrid Electric Water HeaterIf you are struggling with your electricity and fuel-guzzling devouring home appliances, then the GE GeoSpring GEH50DEEJSC Best Hybrid Electric Water Heater is here for save you the stress.

With its 3.39 energy factor, you will easily save about $396 every year. When compared with a standard electric water heater, this hybrid electric water heater is 71% more energy efficient.

Asides this, this model has 4 operating modes, easy-to-use electronic controls, and a vacation setting you can use while you’re away.  This even helps you save more energy in the long run. So, if your priority is energy efficiency, then you have to consider purchasing this model.

  • High 3.39 energy factor
  • Uses just 1407 kWh yearly (71% better than standard electric water heaters)
  • Electronic heating controls present
  • It has 4 modes of operation
  • Vacation mode included
  • It’s a bit bulky
  • Some users dislike the design of this heater

7. Stielbel Eltron Tempra-Best Residential Electric Water Heater

Best Residential Electric Water HeaterThe Stielbel Eltron Tempra Best Residential Electric Water Heater is something everyone would love. Manufactured by the Germans, it’s obvious they love engineering things. This great design makes it applicable to both cold and warm weather homes.

The quantity of hot water you get depends on how quick the electric heater heats the cold water. This is one of the reasons you want to buy this model right now. This electric heater is capable of meeting the hot water demands of a whole family.

This electric heater also comes with a microprocessor technology which keeps the heater working effectively. You will face no issues with temperature fluctuations despite your high demand for hot water.

You don’t need a proper venting using this model. It can be hung easily anywhere and while running, there’s no air pollution.

  • It is easy to install
  • Warranty for commercial and domestic use
  • Handles high water volumes properly
  • There’s no alternative power source for the heater

8. EcoSmart ECO 27-Best Electric Hot Water Heater for Hard Water

Best Electric Hot Water Heater for Hard WaterThe EcoSmart ECO 27 Best Electric Hot Water Heater for Hard Water has a compact design and can be installed anywhere. With its advanced technological process and great insulation, this great water heater saves about 50% of energy costs. 

It is suitable for very cold areas where temperature levels can drop below 45 F. This heater is user-friendly and has 99.8% energy efficiency.

For users searching for water heaters that both solves the issue of hard water and effective in saving energy, then the EcoSmart ECO 27 is the best choice.

  • Lifetime warranty
  • Saves heating costs and provides surplus hot water
  • Longer durability and easily operated
  • Works with 99% efficiency
  • Self modulating technology
  • Free labor services not offered by the company
  • Slight delay in providing hot water

9. EcoSmart ECO 8-Best Energy Efficient Electric Water Heater

Best Energy Efficient Electric Water HeaterThe EcoSmart ECO 8 Best Energy Efficient Electric Water Heater is great for homes having one or two users. This heater is great when used in warm climates. Not only is this heater energy-efficient, but it also supplies hot water on-demand.

It has a compact design and a self-modulating technology which enhances energy and water efficiency. Every minute, this heater can produce 2 gallons of hot water. The digital temperature control lets you raise the heating temperature t increments of 1-degree.

Its heating components are composed of copper and stainless which ensures efficiency and durability and makes repair and maintenance easy. The installation process is easy. When utilized for domestic purposes, this device is given a lifetime warranty.

  • Lightweight 
  • Uses self-modulating technology
  • Has a remote control
  • Installation process is easy
  • Lifetime warranty
  • It is not portable
  • The electric wire has to be purchased separately

10. Marey Power Pak-Best Price Electric Water Heater

Best Price Electric Water HeaterThe Marey Power Pak Best Price Electric Water Heater has a unique design. It also has water flow control and temperature level adjustment. For activation, it only needs very low water pressure. This electric water heater is designed for use in areas having high incoming water temperature. Due to its ability to conserve energy by reducing its heating power, it can be used in the Caribbean regions to provide the required heat for your bath.

Users can regulate the heater’s energy consumption as well as adapt the product to the electric capacity of their home. 

  • Saves space, electricity, and water
  • Simple adjustments and easy management
  • Activation requires low water pressure
  • 5-year warranty
  • Unique design
  • Some users complained that there were no instructions on how to operate the heater.
  • Some users said the product is yet to be approved by the UPC or UL.

Buying Guide for Electric Water Heaters

Water heaters can make use of different energy sources to run its heating system, including gas, steam, electricity, and solar power. Water heaters can also be distinguished from each other by their process of heating water, heating safety system, and water capacity. Before buying a water heater, you must, first of all, analyze your needs. Then adjust these needs to your budget because water heaters come at different prices.

Type of Water Heaters

Many water heater products out there are usually distinguished by their source of energy.  

Electric water heater: As a heating system, electric water heaters use electrical energy. 

Gas water heater: Gas water heaters make use of gas energy for their heating system. They have a low cost but have a fast heating speed.  

Water Heater Boiler: Utilizes energy boilers. These boilers are used to produce hot water in large quantity within a heat range of 80 – 100 degrees Celsius.

Solar water heater: This water heater works depending on the weather conditions because they use solar energy as their source of heat.

Aircon Water Heater: This heater works using the exhaust energy from outdoor Air Conditioner

Heat pump water heater: This heater relies on Freon temperature which is very high. Heating the heat pump is a very efficient process because the electricity required is only for the compressor. 

Things to Consider before buying yourself an Electric Water Heater 

Of the types of water heaters highlighted above, the most common is the electric water heater. They come in two major types: tankless electric water heaters and the tank electric water heaters. Before selecting any of the electric heaters in the market, you need to decide on what type you prefer. The next step is to consider your needs: Do you want it for your industry needs, daily needs or other business needs. Other things to consider include:

Number of Occupants

The next thing to consider is the number of people in your household (living with you). This has to do with the quantity of water used. For instance, when you have about three to four occupants in a house, the appropriate capacity of water required is thirty liters.

Pipe Installation

Two pipe installations are required by electric Water heaters: one pipe for cold water, then the other for hot water. You must be sure of the pipe used for the installation because it affects the placement of the water heater tool.  

The energy efficiency of the heater

You’ll love to go for energy-efficient electric heaters since it must use electricity to function. This is why you should buy a model that will deliver the right energy efficiency at all times. Take your time to go through the different models out there to see which one performs best and at the same time minimizes the energy used.

Hot water capacity

Endeavor to check the water capacity you’ll get with any model. It will be great if your choice comes with a great amount of water capacity to meet the needs of your family. For instance, having a model with a capacity of 40 gallons will be enough for an average household.

High flow rate

The flow rate is another important factor you must consider.  You should choose a model having a high flow rate to ensure uninterrupted access to hot water. This rate varies for different models with some even having up to 5 GPM. You’ll love it if the hot water can flow in the shower and faucets at the same time.

Good warranty

In some cases, all you need is a good warranty when owning the best electric water heater. The terms of the warranty vary depending on the manufacturer. Choose a model that offers a longer warranty period so you can be sure it is durable. Some models even offer a lifetime warranty.

Space availability

The size of the electric water heater should be considered as well. Failure to do this, and you might end up with a heater whose size is too big for the available space. This is why you need to go for the best compact model that can fit in perfectly. Note that, a compact model that is not fully functional will be a waste of funds. There’s no point sacrificing the heater’s power for its being compact.

Installation process

The installation is another factor here. Some models will be very easy to install while some others will be confusing and difficult. This is why you should go for a model that doesn’t require any specialized training for installation. Asides the installation, ensure that all the parts necessary for the installation are available. If the installation comes easy, you’ll have a nice time when using the product.


Having a good-working electric heater that has an affordable price will be great. These heaters have different features and manufacturers so you can’t expect them to be of the same price. This has to do with your budget. Try to keep the budget versatile so you have time to choose a top performance model that you can afford.

Related Questions

How many years can an electric water heater last?

Electric water heaters last longer than their gas counterparts with the former lasting for 10 to 15 years while the latter can last for 8 to 12 years.

When should I replace my electric water heater?

You may replace your water heater when you notice the unit is becoming old, doesn’t produce enough hot water, leaks, or makes noise. If you don’t know the exact age of your heater, you can check its serial number on the sticker.

Can my electric water heater explode?

Your electric water heater can explode if its pressure relief valve malfunctions or the temperature is too high. This is very unlikely to happen though.


Having a great time enjoying the hot water is something you always want. You’ll be convinced you spent your money right when you start enjoying the benefits of picking the right model. Consider the hot water needs of your family as well as other factors listed in our buying guide. The best electric water heater reviewed above works for various applications. Now it is much easier to choose one that is most suitable for you.


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