Best Tankless Water Heaters 2023: Top 6 Picks


Looking to upgrade your water heating system? Say goodbye to bulky storage tanks and hello to the future of hot water with tankless water heaters. These innovative units provide hot water on demand without the need for a storage tank, making them more efficient and space-saving. With their ability to heat water directly as it passes through, tankless water heaters can easily accommodate different groundwater temperatures. Additionally, their heating capacity and fuel efficiency are optimized, thanks to the use of a condensing unit. Upgrade your hot water system today with a tankless water heater and enjoy instant and efficient hot water whenever you need it. These efficient and space-saving tankless heaters, also known as electric tankless units, offer a convenient solution for providing hot water on demand, without the need for a storage tank. Upgrade to a new tankless unit today!

Tankless water heaters are designed with energy efficiency in mind, helping you reduce utility costs and minimize your carbon footprint. These heaters have a high heating capacity and can be fueled by natural gas. The condensing unit in tankless water heaters ensures maximum energy efficiency. Whether you opt for a new tankless gas or electric model, these innovative units heat water as it passes through, eliminating the standby heat loss associated with traditional tank water heaters. With their high heating capacity and energy star certification, these fuel-efficient units are a smart choice for any home.

With a wide range of gas water heaters options available, you can find the perfect tankless style water heater unit to suit your household’s specific needs for heating water. From compact electric tankless models with high heating capacity ideal for smaller spaces to powerful natural gas tankless water heaters with Energy Star ratings capable of supplying hot water to multiple fixtures simultaneously, there’s a condensing tankless heater out there for everyone’s whole house needs.

Make the switch to a tankless water heater today and enjoy an endless supply of hot water with high heating capacity while saving energy and space. Tankless heaters, powered by natural gas, are perfect for providing hot water to your whole house. It’s time to embrace the future of home comfort!

Comparison of Top Tankless Water Heater Brands/Models

Rheem, Ecosmart, and Stiebel Eltron are among the leading brands in the market for electric tankless water heaters, natural gas tankless water heaters, and new tankless style water heaters. Each brand offers a range of tankless water heater models with unique features and capabilities, including heating capacity, Energy Star certification, and detailed product information. When comparing different options for water heaters, it is important to consider various factors such as flow rates, temperature settings, installation requirements, warranty coverage, and customer reviews. This applies to both electric tankless water heaters and natural gas tankless water heaters, which offer different heating capacities and styles.

Different models of tankless water heaters from these brands offer varying flow rates, temperature settings, and heating capacity to suit different household needs. For example, Rheem offers gas heaters with a heating capacity that can provide a maximum flow rate of up to 9.5 gallons per minute (GPM), making them suitable for larger households with high hot water demand. These models have received positive customer ratings. On the other hand, Ecosmart specializes in energy-efficient heaters that are designed to deliver consistent hot water while saving on electricity consumption. These heaters have a high heating capacity and use gas to maintain the desired temperature.

When choosing a tankless water heater, it is important to consider the installation requirements as well as the heating capacity, gas, and energy star rating of the heaters. Some tankless water heater models may require professional installation due to their complexity or specific venting requirements. These heaters have a high heating capacity and are energy star certified. However, there are also tankless water heater options available that allow for easier DIY installation if you prefer a more hands-on approach at home. These heaters have received positive customer ratings.

Warranty coverage is another crucial aspect to consider. Rheem offers tankless water heaters with generous warranties, ranging from 5 years for parts and 1 year for labor up to 12 years for parts and 3 years for labor, depending on the model. These water heaters have excellent heating capacity and are Energy Star certified. Customers give them high ratings, and pricing varies based on the model. Ecosmart offers lifetime warranties on certain components of their Energy Star-certified tankless water heaters, ensuring customers have peace of mind knowing they are protected against any potential defects or malfunctions in the heating capacity of their units.

Customer reviews can provide valuable insights into the heating capacity, ratings, and reliability of different tankless water heater models. These reviews are especially useful when considering energy star certified heaters. It’s worth checking online platforms and forums where users share their experiences with specific brands and models, including customer ratings and consideration factors such as energy star. This can help you gauge overall customer satisfaction and identify any common issues or concerns related to certain products, such as their ratings, consideration factors, energy star certification, and capacity.

When comparing tankless water heaters, it’s also beneficial to look for advanced features that enhance convenience and efficiency, such as energy star certification, efficient heating technology, consideration factors like customer rating. For instance, some tankless water heater models come with digital controls that allow precise temperature adjustments and easy monitoring of energy usage. These heaters have received positive customer ratings for their efficient heating capabilities. Others incorporate self-modulating technology, which automatically adjusts the power output based on hot water demand, optimizing energy efficiency and ensuring a constant supply of hot water. This feature makes these heating units highly efficient and reliable, resulting in positive customer ratings.

Evaluating the Best Tankless Water Heater Options for 2023

Assess your household’s hot water demands, including flow rate and heating needs, to determine the appropriate size and capacity of energy star heaters.

To find the best tankless water heater for your home in 2023, it’s crucial to assess your household’s hot water demands and consider customer ratings for heating appliances. Consider the number of people living in your home and their typical hot water usage patterns when choosing a heater unit. Take into account the ratings of the unit. Do you have a large family that requires multiple showers running simultaneously? If so, a tankless water heater unit with high ratings may be the perfect solution for you. Or perhaps you live alone and only need hot water for one shower at a time with your heater unit. Additionally, it’s important to consider the ratings of different units. Understanding the ratings of your hot water unit will help you choose a tankless water heater with the right size and capacity to meet your needs effectively.

Consider the fuel type (electric or gas) based on availability and cost of the tankless water heater unit in your area.

When evaluating tankless water heaters, it’s important to consider the fuel type that suits your situation best for optimal ratings. Electric and gas are the two main options available. Electric tankless heaters are generally more affordable upfront, but they may lead to higher energy bills over time due to their lower efficiency compared to gas models. However, their lower efficiency does not necessarily mean lower ratings. On the other hand, gas tankless heaters tend to have higher initial ratings but offer significant energy savings in the long run. Take into account both the availability and cost of fuel types in your area when deciding on a tankless water heater. Consider the tankless water heater ratings as well.

Look for high energy efficiency ratings (Energy Star certified) in tankless water heaters to save on utility bills.

When selecting a tankless water heater, energy efficiency ratings are crucial as they directly impact your utility bills. Look for tankless water heater models with high energy efficiency ratings, such as those certified by Energy Star. These tankless water heater units are designed to minimize heat loss during operation, resulting in substantial cost savings over time. By choosing an energy-efficient tankless water heater, you can reduce both your carbon footprint and monthly expenses while enjoying an uninterrupted supply of hot water.

Compare prices, warranties, and customer satisfaction ratings of tankless water heaters before making a decision.

Before finalizing your choice of a tankless water heater, take some time to compare prices, warranties, and customer satisfaction ratings. This step will help you make an informed decision when choosing a tankless water heater and ensure that you are getting the best value for your money. Consider factors such as the price of the tankless water heater unit itself, installation costs, and any additional features like a digital display for easy temperature adjustments. Pay attention to tankless water heater warranty terms as they provide peace of mind in case of any malfunctions or repairs needed down the line. Lastly, read customer reviews and ratings to gauge overall satisfaction with different tankless water heater models.


Expert Recommendations for Selecting the Ideal Tankless Water Heater

When choosing a tankless water heater, it’s important to consider several factors that will ensure you make an informed decision. By consulting with a professional plumber or HVAC technician, you can assess your specific needs and determine the most suitable tankless water heater options available. Here are some expert recommendations to help you in selecting the ideal tankless water heater.

1. Prioritize reliability, durability, and ease of maintenance

When choosing a tankless water heater, reliability, durability, and ease of maintenance should be top priorities. Look for tankless water heater units from reputable brands known for their quality craftsmanship and longevity. A reliable water heater will provide consistent performance over time, ensuring that you always have hot water when needed. Opt for tankless water heater models that are easy to maintain to avoid any future complications or breakdowns.

2. Consider long-term cost savings

While upfront price considerations may tempt you to choose a cheaper tankless water heater option, it’s essential to think about long-term cost savings as well. Tankless water heaters are generally more energy-efficient compared to traditional electric or gas-powered storage tanks. They only heat water as needed, eliminating standby energy losses and reducing utility bills in the process. With this heater, you can save money and energy efficiently. Look for tankless water heater units with high energy efficiency ratings or Energy Star certifications to maximize your savings in the long run.

3. Read expert reviews from trusted sources

To gain insights into tankless water heater performance and quality before making a purchase decision, take the time to read expert reviews from trusted sources. These tankless water heater reviews often provide valuable information about different models’ pros and cons based on real-world testing and user feedback. By researching various electric water heaters or other styles available on the market, you can narrow down your options and make an informed choice.

4. Assess your hot water needs

Understanding your household’s hot water needs is crucial when selecting a tankless water heater that meets your requirements adequately. Consider factors such as the number of bathrooms, appliances that use hot water, and the peak demand during busy times when choosing a heater. This assessment will help determine the necessary heating capacity and ensure that the tankless water heater you choose can handle your household’s hot water demands.

5. Check for enough flow rate and efficiency

To guarantee a sufficient supply of hot water at all times, check if the tankless water heater has an enough flow rate to meet your needs. Different water heater models have varying flow rates, so it’s important to select a water heater that matches your household’s requirements. Consider the energy efficiency of the water heater unit to minimize wasted energy while maintaining optimal performance.

Key Features and Benefits of Rheem Performance Plus Midefficiency Outdoor

The Rheem Performance Plus Midefficiency Outdoor tankless water heater is a top-of-the-line option for those seeking the best tankless water heater on the market. With its impressive features and benefits, this water heater unit stands out from the competition.

Designed specifically for outdoor installation with weather-resistant construction.

One of the standout features of the Rheem Performance Plus Midefficiency Outdoor water heater is its durable and weather-resistant construction. This makes it an ideal choice for outdoor installations, ensuring that the water heater can withstand various weather conditions without compromising performance or longevity. Whether you live in a region with extreme heat, cold, or humidity, this tankless water heater is built to last.

Offers an impressive flow rate suitable for large households or simultaneous use of multiple fixtures/appliances.

For households with high hot water demands, the Rheem Performance Plus Midefficiency Outdoor delivers exceptional performance. It boasts an impressive flow rate that can easily cater to large families or homes where multiple fixtures and appliances require hot water simultaneously. Say goodbye to running out of hot water during peak usage times – this tankless water heater has you covered.

High-efficiency condensing technology maximizes energy savings while providing continuous hot water supply.

Energy efficiency is a key consideration when choosing a tankless water heater, and the Rheem Performance Plus Midefficiency Outdoor excels in this area. Its high-efficiency condensing technology ensures maximum energy savings by effectively utilizing heat from exhaust gases to preheat incoming cold water. This not only reduces energy consumption but also provides a continuous supply of hot water whenever you need it.

User-friendly digital display allows easy temperature control adjustments.

With its user-friendly digital display, the Rheem Performance Plus Midefficiency Outdoor water heater puts control at your fingertips. Adjusting the temperature is as simple as pressing a button or turning a dial, allowing you to customize the hot water output to your desired comfort level. This intuitive interface ensures that you can easily manage and monitor your tankless water heater without any hassle.

Review of Rheem Retex Performance Tankless Electric

The Rheem Retex Performance Tankless Electric water heater is a top contender. With its compact and wall-mountable design, it not only saves space but also provides instant hot water without the need for a storage tank.

One of the standout features of the Rheem Retex Performance water heater is its self-modulating technology. This innovative feature allows the water heater to adjust power consumption based on demand, ensuring optimal energy efficiency. By only using the necessary amount of power, you can enjoy hot water while reducing your energy costs.

Installation of the water heater is made easy with detailed instructions provided by Rheem. Whether you’re a seasoned DIY enthusiast or new to home improvement projects, you’ll find that setting up this tankless water heater is a breeze. The clear instructions guide you through each step of installing a water heater, ensuring a hassle-free water heater installation process.

The compact design of the Rheem Retex Performance means it takes up minimal space in your home. This is particularly beneficial if you have limited room or want to maximize your available space. You can easily mount it on the wall, freeing up valuable floor space for other purposes.

With this tankless electric water heater, say goodbye to running out of hot water during showers or baths. The instant hot water feature ensures that you have a continuous supply whenever you need it. No more waiting for a storage tank to heat up again!

Not only does the Rheem Retex Performance deliver on functionality and convenience, but it also offers peace of mind with its durability and reliability. The product has received positive reviews from our expert reviews team and consistently rates highly among users.


Ecosmart Eco Tankless Electric Water Heater vs. Stiebel Eltron Tempra Plus Whole House Electric Tankless Water Heater

Budget-Friendly and Versatile Options

Ecosmart Eco offers a range of tankless electric water heaters that are not only budget-friendly but also come in multiple sizes to cater to different household needs. Whether you have a small apartment or a large family home, Ecosmart has the perfect option for you. Their electric models provide an efficient and reliable source of hot water without breaking the bank.

On the other hand, Stiebel Eltron’s Tempra Plus Whole House Electric Tankless Water Heater is known for its advanced flow control technology. This feature ensures a consistent temperature output, regardless of the water demand in your home. While it may be pricier compared to Ecosmart, the Tempra Plus model delivers exceptional performance and reliability.

Energy Efficiency and Self-Modulating Technology

Both Ecosmart Eco and Stiebel Eltron prioritize energy efficiency in their tankless electric water heaters. These brands understand the importance of reducing energy consumption while still providing ample hot water for your daily needs.

Ecosmart’s eco-friendly approach includes self-modulating technology, which adjusts the energy usage based on your specific hot water requirements. This results in significant energy savings over time and contributes to a greener environment.

Similarly, Stiebel Eltron incorporates self-modulating technology into their Tempra Plus model. By dynamically adjusting power output, this heater optimizes energy consumption while maintaining a consistent temperature throughout your home.

Factors to Consider When Choosing

When deciding between Ecosmart Eco and Stiebel Eltron Tempra Plus, several factors should be taken into account:

  1. Size Options: Ecosmart provides various size options to suit different household needs.
  2. Flow Control Technology: The Tempra Plus model from Stiebel Eltron offers advanced flow control technology for consistent temperature output.
  3. Energy Efficiency: Both brands prioritize energy efficiency and incorporate self-modulating technology in their electric models.
  4. Warranty Coverage: Consider the warranty coverage offered by each brand to ensure peace of mind and protection for your investment.
  5. Customer Reviews: Take the time to read customer reviews and experiences with each product, as they can provide valuable insights into performance and reliability.
  6. Specific Features: Compare specific features such as installation requirements, digital displays, and user-friendly interfaces to determine which option aligns best with your preferences.

By considering these factors, you can make an informed decision that suits your specific needs and preferences.

The Top Tankless Water Heaters for 2023

Congratulations! You’ve reached the end of our comprehensive guide on the best tankless water heaters for 2023. By now, you have gained a deep understanding of the top brands and models available, expert recommendations for selecting the ideal unit, and detailed reviews of some standout options like the Rheem Performance Plus Midefficiency Outdoor and Rheem Retex Performance Tankless Electric.

Now that you’re armed with this knowledge, it’s time to make an informed decision. Consider your household’s hot water needs, budget, and installation requirements. Remember, investing in a tankless water heater not only saves space but also energy and money in the long run. So don’t hesitate to take action and upgrade your home with one of these efficient units!


FAQs about Tankless Water Heaters

What size tankless water heater do I need?

Choosing the right size tankless water heater depends on your household’s hot water demand. Consider factors like the number of bathrooms, appliances that require hot water simultaneously, and climate conditions. It’s recommended to consult with a professional plumber who can accurately assess your needs and recommend an appropriate size.

Can I install a tankless water heater myself?

While it is possible to install a tankless water heater yourself if you have plumbing experience, it is generally recommended to hire a licensed professional. Installing a unit requires proper electrical or gas connections as well as venting considerations. A professional installer will ensure safety compliance and optimal performance.

Are tankless water heaters more expensive than traditional ones?

Initially, tankless water heaters may seem more expensive than traditional ones. However, they provide long-term cost savings due to their energy efficiency and durability. They offer benefits such as endless hot water supply and space-saving design that make them worth considering.

How long do tankless water heaters last?

Tankless water heaters are known for their longevity. With proper maintenance, they can last up to 20 years or more. Regular maintenance includes descaling the unit and checking for any signs of wear or malfunction.

Do tankless water heaters require regular maintenance?

Yes, tankless water heaters do require regular maintenance to ensure optimal performance and longevity. This typically involves descaling the unit to remove mineral buildup and checking for any leaks or malfunctions. It’s recommended to follow the manufacturer’s guidelines and schedule annual maintenance with a qualified technician.

Can a tankless water heater supply hot water to multiple fixtures simultaneously?

Yes, tankless water heaters are designed to provide hot water to multiple fixtures simultaneously. However, it’s important to choose an appropriately sized unit that can meet your household’s peak demand. Consulting with a professional plumber will help determine the right capacity for your needs.

Are tankless water heaters eligible for rebates or incentives?

In many cases, yes! Tankless water heaters often qualify for energy efficiency rebates or incentives offered by local utility companies or government programs. These incentives can help offset the initial cost of purchasing and installing a unit. Check with your local authorities or utility provider to see if you’re eligible for any such benefits.

Best Tankless Water Heaters 2023: Top 6 Picks

Discover the top tankless water heaters of 2023 and find the best brand and model for your needs. Trust our expert recommendations.