Best Electric Tankless Hot Water Heater Reviews

Electric Tankless Water Heater (

Buying Guide)

Are you confused about which water heater to buy this winter? We can help! During the winter season, water heaters become very necessary. Most of us are confused about which water heater to buy, what could be low on running/maintenance cost? Which brand is the best with respect to water heaters? Whether to opt for an electric tankless water heater or the traditional gas water heater? All these questions and dilemmas shall be addressed in this article. Some people also have the habit of bathing with hot water even during the summer season. Water heater is a necessity which cannot be denied because of the adverse seasons have seen across the globe. There are many options in the category of water heaters. Let’s discuss some of the alternatives available to us.

Comparison Electric Tankless  Hot Water Heater


Tankless Hot Water Heater Author Rating Item Dimension Buying Link
EcoSmart ECO 27 Electric Tankless Water Heater **** 17 x 17 x 3.75
Stiebel Eltron Tempra **** 21.8 x 19.2 x 9
Rheem RTE 13 Electric Tankless Water Heater ***** 7.2 x 7.2 x 7.2
Ariston GL4S Electric Mini-Tank Water Heater **** 12.2 x 14 x 14

Top 5 electric tankless water heater reviews

  • EcoSmart ECO 27 Electric Tankless Water Heater Review

Firstly, there should be sincere appreciation for EcoSmart for providing a detailed description for their products on their website as well as on partner sites. The information on their official site is very accurate and is very helpful for a potential customer to make a right choice. The existing users have shown a lot of faith in this product which has led to 2,000 plus orders of this product only on

The best part about this Rhemm tankless water heater is that the parts used are very basic and one would not spend excessively to repair, replace or tweak the water heater if needed. The water can be heated to a temperature of about 120 Fahrenheit in quick time. Some people felt that the time taken to heat is not instant and which is a fact too. Electric tankless heaters do take a few minutes to heat. Overall with close to 80% positive customer reviews, it is hard to resist.

  • Stiebel Eltron Tempra Plus 29kW tankless water heater Review

This tankless electric water heater comes with digital water heating control. You can set exactly the temperature you want before taking bath or washing clothes or doing any activity that requires hot water. No mixing confusions and no estimate of how hot or how cold water should be. Mark, Fahrenheit by Fahrenheit and save electricity consumption. Digital control without venting ensures lower electricity bills. Users have saved at least 15% on their electricity costs that they would normally derive from an ordinary electric water heater.

The design is very sleek, which allows it to be a perfect fit anywhere. The water heater isn’t as popular as the EcoSmart but is gaining popularity slowly. It has received over 500 orders on Amazon and has an 85% positive feedback from the people who have purchased it. If you are very specific about your electricity bills, temperature, and designing, this is the best buy for you.

  • Rheem RTE 13 Electric Tankless water heater review

The smart Rheem RTE 13 water heater unit has a temperature control facility that is available on the unit and hence, it might be slightly difficult to operate if it is setup in the backdrop. There are indicator LEDs to signify active and standby modes. The exchanger uses rugged brass or copper material, which ensures higher efficiency and longer service life. It is excellent for solo shower applications, with a maximum flow rate of 4 Gallons per minute.

The size of the water heater is also very tiny, which makes up loads of space when you plan to replace your old heater. There have been 1000 plus orders for this product on Amazon itself and 71% people were happy with the product. If you are looking for a tiny tankless electric water heater for one or two people, this is the best option for you.

  • Ariston GL4S Electric mini-tank water heater review

Ariston GL4S is a tiny competitor to Rheem RTE 13. This tank has a storage capacity of just 4 Gallons and is very tiny indeed. Considering the small size, the time taken to heat can be measured in a few seconds. It provides instant hot water and is highly efficient too. The installation is very simple and easy. No hardwiring is needed, just connect it to a plug point and you are ready to take a hot water shower. This can be used independently or can also be connected to a larger water source.

It is just 17 pounds by weight. This product has received over 350 orders on Amazon and over 81% of the customers were immensely satisfied with the Ariston GL4S electric mini-tank water heater. If you are short of patience and love small sized water heaters, this can solve the purpose for you. It is lightning fast and is tiny in size. Save a bomb of your installation costs too!

  • Bosch Tronic 3000 T 7-Gallon Electric mini-tank water heater review

Bosch is a brand name that is popular worldwide and does not need any description or briefing. It is one of the most trusted brands across the globe. The mini-tank electric water heater has the capacity to store up to 7 Gallons of water, which makes it very easy to place and it can even fit under the sink too. The water heater is very easy to maintain and the tank has been outlined by the glass to ensure longevity and durability.

The water heater should be hard-wired to ensure you derive instant heating and best efficiency. It has the fastest recovery rate in the segment flushing away your wait times. It can be mounted on the wall or shelf or even the floor. Installation too is very simple. The water heater has received over 350 orders on Amazon and additionally, 91% customers were overwhelmed with the product quality received by them.

Electric Tankless Water heater or Gas Water Heater? Dilemma!

Gas water heater is the traditionally used water heaters and most people who recommend gas heaters saying it runs on natural gas, which is probably the cheapest resource compared to electricity. It is important to note that electric tankless water heaters are water heaters that have been designed with modern technology. The running cost might be slightly expensive based on electricity prices of your locality/region but the efficiency of heating, ease of maintenance, increased life, better heating power and cheap installation easily outweigh the minor increased cost of running due to use of electricity.

Therefore, there is no confusion that electric tankless water heaters are the best water heaters available amongst the various other technologically inferior water heaters. Once, you have determined to go for an electric tankless water heater, we help you sort the best for you by listing the top 5-list for your convenience-

The two of the most reliable brands in the electric water heater segment

  • EcoSmart

EcoSmart is one of the most reliable brands with respect to the tankless electric water heaters. This is primarily because of the highest number of orders, the highest number of positive reviews and very affordable maintenance, replacement and repair costs. The warranty and guarantee might have many loopholes or complaints but considering the price tag and already discussed maintenance costs, this is a far better choice compared to most other brands or alternatives in the market.

  • Bosch

Bosch in the field of electronic appliances is hard to ignore. Most top-grade household appliances are produced by Bosch and it is fondly regarded as the innovation leader. People who are attracted by the brand name prefer Bosch in the above list of top 5 water heaters simply because of the quality of service, trust, and faith on the brand. This recognition is hard to achieve and maintain but Bosch is doing so for quite a few decades now. With the highest percentage of positive reviews, it remains one of the top rated  tankless electric water heaters.

How to determine the right electric tankless water heater for yourself?

Determining the right water heater could be a stressful activity. But with our buying guide, you can keep aside your worries. The first thing to chart out is the budget. It is not only about setting up a high budget for purchase, one should also be cautious and aware about the maintenance and replacement costs. The general ideology is that the more expensive the product, the higher maintenance and replacement costs could be. So, it is important to find an electric water heater that’s appropriately in your budget and doesn’t spike up maintenance and repair costs in the long run.

The second aspect to determine or understand before buying an electric tankless water heater is the usage. The amount of water to be used on an average every day and the speed or water flow required, which is usually based on the tap, shower or any other accessory to be used during bathing. If the usage is low, say one-person bath and laundry of clothes every alternate day, a mini-tank water heater with an outflow of about 4 gallons per minute would be more than sufficient for your needs.

The third thing to look for is the running costs, installation cost maintenance/repair/replacement costs. These are important considerations which are often ignored. For a low user, running cost won’t make a different however, installation and repair/replacement and maintenance will certainly make a huge difference. While, for a user who uses the water heater for most part of the year consistently, say for a family of 4, all types of costs become a very important consideration. Compare these heaters with Bradford White Water heater prices.

Final consideration is the electric water heater reviews, warranty, guarantee, etc. heater reviews are very important and one should always skim through expert reviews, existing customer reviews, etc., before making a purchase decision. Electric water heater reviews might disclose some good/bad information that can influence our purchase decision.

To conclude-

Amongst all alternatives, tankless hot water heaters are certainly one step advanced and more efficient. The above list of best electric water heaters and the buying guide will help you make an informed buy decision.


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