Best Gas Water Heater For Efficiency This Year – Plumbing Reviews
Our winners of the Best Gas Water Heater For Efficiency this year are:
BEST OVERALL
Rinnai RL Series HE+ Tankless Hot Water Heater
- Energy Star certified
- 9.4 GPM flow rate
- Wi-Fi capable for remote control
- Compact design
- Integrated recirculation pump
Introduction
When it comes to energy-saving and cost-efficient heating solutions, gas water heaters are an excellent choice. These appliances are not only reliable but also highly efficient, ensuring you never run out of hot water while keeping your utility bills under control. With a myriad of options available on Amazon, it can be challenging to find the best gas water heater for efficiency.
In this article, we will guide you through the key features to consider when buying a gas water heater and provide you with a comprehensive review of the top 10 products available on Amazon. Whether you are upgrading your existing water heater or purchasing one for a new home, this guide will help you make an informed decision.
Reviews & Comparisons
1. Rinnai RL Series HE+ Tankless Hot Water Heater
The Rinnai RL Series HE+ Tankless Hot Water Heater is a highly efficient, compact unit designed for residential use. It offers endless hot water on demand and has an excellent energy factor rating, making it perfect for energy-conscious households.
Read Customer Reviews Here »
Why we like it
We like the Rinnai RL Series because it provides continuous hot water without wasting energy. Its compact design fits easily into small spaces, and it offers a high flow rate, ensuring multiple fixtures can be used simultaneously.
Features
- Energy Star certified
- 9.4 GPM flow rate
- Wi-Fi capable for remote control
- Compact design
- Integrated recirculation pump
Pros
- High energy efficiency
- Endless hot water
- Space-saving design
- Remote control capability
- Quiet operation
Cons
- High initial cost
- Professional installation recommended
- Requires specific venting
- May need regular maintenance
- Not ideal for very large homes
Our Verdict
The Rinnai RL Series HE+ is an excellent choice for those seeking efficiency and convenience. Though it has a higher upfront cost, its energy savings and performance make it a worthwhile investment.
2. A.O. Smith GPVL-50 ProMax Power Vent Gas Water Heater
The A.O. Smith GPVL-50 ProMax Power Vent Gas Water Heater is a high-efficiency unit with a 50-gallon capacity. It features a power vent design that enhances energy efficiency and allows for flexible installation options.
Read Customer Reviews Here »
Why we like it
We appreciate the A.O. Smith GPVL-50 for its large capacity and power venting, which improves energy efficiency and installation flexibility. It’s ideal for medium to large households looking for reliable hot water supply.
Features
- 50-gallon capacity
- Power vent design
- Energy Star certified
- Electronic gas control
- 6-year limited warranty
Pros
- High energy efficiency
- Large capacity
- Flexible installation
- Reliable performance
- Good warranty
Cons
- Large footprint
- Higher installation cost
- Requires power venting
- Periodic maintenance needed
- Not as compact as tankless models
Our Verdict
The A.O. Smith GPVL-50 is a solid choice for larger households. Its power vent design and large capacity make it efficient and reliable, though it may require more space and professional installation.
3. Takagi T-KJr2-IN-NG Indoor Tankless Water Heater
The Takagi T-KJr2-IN-NG Indoor Tankless Water Heater is a compact, efficient unit that provides endless hot water on demand. It’s perfect for small to medium-sized homes and offers a good balance of performance and energy savings.
Read Customer Reviews Here »
Why we like it
We like the Takagi T-KJr2-IN-NG for its compact size and excellent efficiency. It’s a great option for homes with limited space and those looking to reduce energy consumption while enjoying continuous hot water.
Features
- 6.6 GPM flow rate
- Compact design
- Energy Star certified
- Direct vent system
- Remote control included
Pros
- High efficiency
- Space-saving design
- Endless hot water
- Remote control capability
- Easy installation
Cons
- Lower flow rate
- May need professional installation
- Requires venting
- Not suitable for large households
- Limited warranty
Our Verdict
The Takagi T-KJr2-IN-NG is an excellent option for small to medium-sized homes. Its compact size and energy efficiency make it a practical choice for those looking to save space and reduce utility bills.
4. Rheem RTGH-95DVLN Direct Vent Tankless Water Heater
The Rheem RTGH-95DVLN Direct Vent Tankless Water Heater offers high efficiency and a robust flow rate, making it suitable for larger homes. Its direct vent design and high energy factor make it a top choice for those seeking reliability and performance.
Read Customer Reviews Here »
Why we like it
We like the Rheem RTGH-95DVLN for its powerful performance and high efficiency. It’s perfect for large homes with high hot water demands, offering endless hot water and significant energy savings.
Features
- 9.5 GPM flow rate
- Direct vent design
- Energy Star certified
- Built-in condensate neutralizer
- Remote control included
Pros
- High flow rate
- Excellent efficiency
- Endless hot water
- Remote control capability
- Durable construction
Cons
- High initial cost
- Requires professional installation
- Needs venting
- May require regular maintenance
- Large size
Our Verdict
The Rheem RTGH-95DVLN is a top choice for large households. Its high efficiency and powerful performance make it worth the investment, despite the higher initial cost and installation requirements.
5. Eccotemp i12-NG Indoor Tankless Water Heater
The Eccotemp i12-NG Indoor Tankless Water Heater is a compact and efficient unit designed for small to medium-sized homes. It features a modern design and offers endless hot water on demand, making it a great addition to any household.
Read Customer Reviews Here »
Why we like it
We like the Eccotemp i12-NG for its sleek design and efficient performance. It’s a great choice for those looking to save space and enjoy continuous hot water without the high energy costs associated with traditional tank heaters.
Features
- 4 GPM flow rate
- Compact design
- LED display
- Energy efficient
- Child lock technology
Pros
- High efficiency
- Space-saving design
- Modern look
- Continuous hot water
- Easy to use
Cons
- Lower flow rate
- Not suitable for large homes
- Requires venting
- May need professional installation
- Limited warranty
Our Verdict
The Eccotemp i12-NG is an excellent choice for small to medium-sized homes. Its modern design and efficient performance make it a practical and stylish addition to any household.
6. Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater
The Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater is a high-efficiency unit that provides endless hot water on demand. Its condensing technology and direct vent design make it an energy-efficient choice for any home.
Read Customer Reviews Here »
Why we like it
We like the Noritz NRC66DVNG for its advanced condensing technology and high efficiency. It’s ideal for those looking to reduce energy consumption while enjoying a reliable supply of hot water.
Features
- 6.6 GPM flow rate
- Condensing technology
- Direct vent design
- Energy Star certified
- Remote control included
Pros
- High efficiency
- Compact design
- Continuous hot water
- Remote control capability
- Advanced technology
Cons
- Moderate flow rate
- Requires professional installation
- Needs venting
- May need regular maintenance
- Higher initial cost
Our Verdict
The Noritz NRC66DVNG is a great option for those seeking high efficiency and advanced technology. Its condensing design and reliable performance make it a solid investment for any home.
7. American Standard CE-12-AS 12-Gallon Point of Use Water Heater
The American Standard CE-12-AS 12-Gallon Point of Use Water Heater is a compact and efficient unit designed for small applications. It provides quick and reliable hot water, making it perfect for under-sink or remote locations.
Read Customer Reviews Here »
Why we like it
We like the American Standard CE-12-AS for its compact size and quick heating capabilities. It’s ideal for small spaces where a larger water heater would be impractical.
Features
- 12-gallon capacity
- Compact design
- Quick recovery rate
- Adjustable thermostat
- Durable construction
Pros
- Compact size
- Quick heating
- Easy installation
- Adjustable settings
- Durable
Cons
- Limited capacity
- Not suitable for large applications
- May require frequent refills
- Higher energy usage for small volume
- Limited warranty
Our Verdict
The American Standard CE-12-AS is a practical choice for small applications. Its compact size and efficient performance make it ideal for under-sink installations or remote locations.
8. Rheem RTEX-13 Residential Tankless Water Heater
The Rheem RTEX-13 Residential Tankless Water Heater is a compact and efficient unit designed for residential use. It offers on-demand hot water and features a user-friendly interface, making it a great addition to any home.
Read Customer Reviews Here »
Why we like it
We like the Rheem RTEX-13 for its compact design and user-friendly controls. It’s perfect for small to medium-sized homes looking for an efficient and reliable source of hot water.
Features
- 4 GPM flow rate
- Compact design
- Digital temperature control
- Energy efficient
- Durable construction
Pros
- High efficiency
- Space-saving design
- Easy to use
- Continuous hot water
- Durable
Cons
- Lower flow rate
- Not suitable for large homes
- Requires venting
- May need professional installation
- Limited warranty
Our Verdict
The Rheem RTEX-13 is an excellent choice for small to medium-sized homes. Its compact size and efficient performance make it a practical and reliable option for residential use.
9. Bosch Tronic 3000 T Point-of-Use Electric Mini-Tank Water Heater
The Bosch Tronic 3000 T Point-of-Use Electric Mini-Tank Water Heater is a compact and efficient unit designed for point-of-use applications. It provides quick and reliable hot water, making it perfect for under-sink or remote locations.
Read Customer Reviews Here »
Why we like it
We like the Bosch Tronic 3000 T for its compact size and quick heating capabilities. It’s ideal for small spaces where a larger water heater would be impractical.
Features
- 2.5-gallon capacity
- Compact design
- Quick recovery rate
- Adjustable thermostat
- Durable construction
Pros
- Compact size
- Quick heating
- Easy installation
- Adjustable settings
- Durable
Cons
- Limited capacity
- Not suitable for large applications
- May require frequent refills
- Higher energy usage for small volume
- Limited warranty
Our Verdict
The Bosch Tronic 3000 T is a practical choice for small applications. Its compact size and efficient performance make it ideal for under-sink installations or remote locations.
10. Rheem RTGH-95DVLN Direct Vent Tankless Water Heater
The Rheem RTGH-95DVLN Direct Vent Tankless Water Heater offers high efficiency and a robust flow rate, making it suitable for larger homes. Its direct vent design and high energy factor make it a top choice for those seeking reliability and performance.
Read Customer Reviews Here »
Why we like it
We like the Rheem RTGH-95DVLN for its powerful performance and high efficiency. It’s perfect for large homes with high hot water demands, offering endless hot water and significant energy savings.
Features
- 9.5 GPM flow rate
- Direct vent design
- Energy Star certified
- Built-in condensate neutralizer
- Remote control included
Pros
- High flow rate
- Excellent efficiency
- Endless hot water
- Remote control capability
- Durable construction
Cons
- High initial cost
- Requires professional installation
- Needs venting
- May require regular maintenance
- Large size
Our Verdict
The Rheem RTGH-95DVLN is a top choice for large households. Its high efficiency and powerful performance make it worth the investment, despite the higher initial cost and installation requirements.
Buying Guide
To choose the best gas water heater for efficiency, you need to consider several key factors:
- Energy Efficiency: Look for heaters with high energy factor ratings. The higher the rating, the more efficient the heater. Check out the Energy Star website for more information.
- Size and Capacity: Determine the size of the water heater you need based on your household’s hot water demands. A family of four, for example, may require a larger tank than a single individual.
- Recovery Rate: This measures how quickly the water heater can heat a full tank of water. A higher recovery rate means you’ll have hot water faster after use.
- Tank vs. Tankless: Traditional tank water heaters store hot water, while tankless models heat water on demand. Tankless heaters are generally more efficient but may have a higher upfront cost. Learn more at Consumer Reports.
- Installation and Maintenance: Consider the installation requirements and ease of maintenance. Some models may require professional installation, while others are more user-friendly.
FAQs
What makes a gas water heater efficient?
Efficiency in gas water heaters is mainly determined by their energy factor (EF) rating. The higher the EF, the more efficient the heater is. This rating factors in the energy used to heat the water and the energy lost during standby periods.
Are tankless gas water heaters more efficient?
Yes, tankless gas water heaters are generally more efficient because they heat water on demand rather than storing it in a tank. This reduces energy loss and can save you money on utility bills.
How do I determine the right size of gas water heater for my home?
The right size depends on your household’s hot water needs. A small household may only need a 30-40 gallon tank, while a larger family might require a 50-80 gallon tank. For tankless models, consider the flow rate and the number of fixtures you’ll use simultaneously.
What is the typical lifespan of a gas water heater?
A well-maintained gas water heater can last between 8 to 12 years. Regular maintenance, such as flushing the tank to remove sediment, can extend its lifespan.
Do gas water heaters require ventilation?
Yes, gas water heaters need proper ventilation to expel harmful gases like carbon monoxide. Make sure your unit is installed according to the manufacturer’s guidelines and local building codes.
Conclusion
Choosing the right gas water heater for efficiency involves considering energy ratings, size, recovery rate, type, and installation requirements. By paying attention to these factors, you can find a unit that meets your needs and saves you money in the long run. The following reviews of the top 10 gas water heaters on Amazon will help you make an informed decision.