Choosing the right water heater can be overwhelming. Did you know that in 2021, A.O. Smith and Rheem together accounted for more than 70% of residential water heater shipments in the United States?
You’re likely wondering which brand suits your needs best. In this blog post, I’ll compare A.O. Smith and Rheem water heaters to help you make an informed decision.
Keynote: AO Smith vs Rheem Water Heater?
A.O. Smith and Rheem are leading water heater brands. A.O. Smith emphasizes durability and corrosion-resistant designs, such as glass-lined tanks. Rheem focuses on innovation, offering features like Wi-Fi controls and EverKleen sediment prevention.
Brand Histories: Reliability vs Innovation
A.O. Smith, established in 1874, has a long history in water heating. They are known for durable, corrosion-resistant designs, like glass-lined tanks. Their focus has been on creating reliable gas and electric water heaters.
Rheem, founded in 1925, has led in innovation. They introduced hybrid, tankless, and solar models. Features like Wi-Fi controls and EverKleen sediment prevention showcase their tech-forward approach.
In terms of market presence, Rheem has been recognized as America’s Most Trusted® Water Heater Brand. A.O. Smith has received multiple ENERGY STAR® awards for energy efficiency.
Product Range and Key Features
When choosing a water heater, it’s important to match the product to your household’s needs. For large families, A.O. Smith’s high-capacity tanks provide ample hot water. Eco-conscious homes might prefer Rheem’s hybrid models for their energy efficiency.
Here are top models from each brand:
A.O. Smith
- ProLine® 50-Gallon Gas Water Heater: Ideal for families needing a reliable and efficient gas water heater.
- ProLine® 50-Gallon Electric Water Heater: Suitable for households seeking a dependable electric water heater.
- ProLine® XE Hybrid Electric Heat Pump Water Heater: Great for those looking to save on energy costs with heat pump technology.
Rheem
- Performance Platinum 50-Gallon Gas Water Heater: Best for families desiring a high-efficiency gas water heater with smart features.
- Performance Platinum 50-Gallon Electric Water Heater: Ideal for households looking for an efficient electric water heater with advanced diagnostics.
- ProTerra® Hybrid Electric Water Heater: Perfect for eco-friendly homes aiming to reduce energy consumption.
Energy Efficiency Face-Off
both A.O. Smith and Rheem offer impressive options. A.O. Smith’s heat pump water heaters boast a Uniform Energy Factor (UEF) of up to 3.88, making them about four times more efficient than standard electric models.
Rheem’s ProTerra® Hybrid Electric Water Heater leads with a UEF of up to 4.07, positioning it as one of the most efficient on the market. This efficiency can translate to significant savings on your energy bills.
For instance, Rheem’s heat pump models can reduce energy costs by up to 60% compared to traditional water heaters.
Here’s a comparison of select models:
| Brand | Model | UEF | Estimated Annual Energy Cost | Estimated 10-Year Savings |
|---|---|---|---|---|
| A.O. Smith | ProLine® XE 50-Gallon Heat Pump | 3.45 | $104 | $5,760 |
| Rheem | ProTerra® 50-Gallon Hybrid Electric | 4.07 | $104 | $5,760 |
Cost Breakdown: Upfront vs Long-Term Value
A.O. Smith offers gas and electric models priced between $800 and $1,500, making them a budget-friendly option. Rheem’s hybrid and smart technology models range from $1,200 to $2,500, reflecting their advanced features.
In terms of long-term costs, Rheem’s heat pump water heaters can reduce energy expenses by up to 60% compared to traditional models. On the other hand, A.O. Smith is known for its durable designs, potentially leading to fewer repairs over time.
Warranty coverage is another crucial factor. A.O. Smith provides warranties ranging from 6 to 12 years, often with pro-rated coverage. Rheem offers warranties up to 12 years, with limited lifetime coverage on select tanks.
Here’s a comparison of estimated 5-year ownership costs for select models:
| Brand | Model | Upfront Cost | Estimated Annual Energy Cost | 5-Year Energy Cost | Total 5-Year Cost |
|---|---|---|---|---|---|
| A.O. Smith | ProLine® 50-Gallon Gas Water Heater | $1,000 | $300 | $1,500 | $2,500 |
| Rheem | ProTerra® Hybrid Electric Water Heater | $2,000 | $120 | $600 | $2,600 |
Installation and Maintenance Insights
Installing an A.O. Smith water heater is generally straightforward and compatible with most existing systems. In contrast, Rheem’s tankless or solar models may require professional assistance due to their advanced integration needs.
For A.O. Smith Water Heaters Maintenance Tips
- Annual Anode Rod Inspection: Check the anode rod yearly to prevent tank corrosion.
- Flush the Tank Annually: Drain and flush the tank once a year to remove sediment buildup.
- Monitor Water Pressure: Ensure your home’s water pressure stays between 50-60 psi to prevent stress on the heater.
For Rheem Water Heaters Maintenance Tips
- Regular System Flushing: Flush tank-type water heaters annually to remove sediment.
- EcoNet System Updates: For smart models, keep the EcoNet system updated to maintain optimal performance.
- Descale Tankless Units: Drain and descale tankless gas water heaters every six months to a year to prevent mineral buildup.
Real User Reviews and Reliability
When choosing between A.O. Smith and Rheem water heaters, it’s helpful to consider real user experiences.
Many users report that their A.O. Smith water heaters have lasted over 15 years with minimal issues. Some users note that base models lack advanced smart features.
Users appreciate the energy savings from Rheem’s hybrid models, with some noting significant reductions in their energy bills. A few users have experienced delays in obtaining replacement parts when needed.
Consumer Reports has tested various water heaters, including models from Rheem, noting their performance and efficiency. Discussions on forums like Reddit and HVAC-Talk provide insights into user experiences with both brands.
| Aspect | A.O. Smith | Rheem |
|---|---|---|
| Durability | Users report long-lasting performance, often exceeding 15 years. | Generally reliable, though some have faced issues with part availability. |
| Features | Basic models may lack advanced smart features. | Advanced models offer energy-saving technologies. |
| Customer Support | Responsive and helpful in addressing issues. | Some users have reported delays in obtaining replacement parts. |
Final Thoughts
Choosing between A.O. Smith and Rheem water heaters isn’t just about brand names; it’s about aligning with your home’s unique needs. A.O. Smith offers durable, time-tested designs, while Rheem provides innovative, energy-efficient solutions.
Is long-term reliability your main concern, or do advanced features and energy savings appeal more? Reflecting on these questions will guide you to the water heater that best suits your lifestyle.
AO Smith Water Heater vs Rheem (FAQs)
Are AO Smith water heaters better than Rheem?
Both AO Smith and Rheem offer reliable water heaters. Your choice depends on specific needs and preferences.
What is the most reliable brand of hot water heater?
Bradford White is often cited for reliability. However, AO Smith and Rheem also have strong reputations.
What is the most common problem with Rheem water heaters?
Some users report delays in obtaining replacement parts for Rheem units.
Which water heater brand lasts the longest?
With proper maintenance, both AO Smith and Rheem water heaters can last over 15 years.
Which is the best water heater at a good price?
AO Smith offers budget-friendly models. Rheem provides advanced features at a higher price point.
How long does an AO Smith water heater last?
An AO Smith water heater typically lasts 10 to 12 years. Proper maintenance can extend its lifespan.
Can a hot water heater last 20 years?
Yes, with optimal conditions and regular maintenance, some water heaters can last up to 20 years.
What is the best material for a water heater?
Stainless steel tanks resist corrosion and offer durability. Glass-lined tanks also provide good protection against rust.
How do Rheem and A.O. Smith gas water heaters compare in terms of longevity?
Both brands offer durable gas water heaters, typically lasting 10–15 years with proper maintenance. A.O. Smith emphasizes robust materials, while Rheem focuses on advanced technologies.
Which brand provides lower operating costs for homeowners?
Rheem’s advanced technologies, such as high-efficiency models, often result in lower utility bills for homeowners. A.O. Smith also offers efficient models, but Rheem’s focus on energy-saving features gives it an edge.
Are traditional tank water heaters from these brands easy to install?
Traditional tank water heaters from both Rheem and A.O. Smith are designed for straightforward installation. However, consulting with a plumbing professional ensures optimal setup and performance.
How do the warranty terms of Rheem and A.O. Smith compare?
Rheem offers warranties up to 12 years, with some models featuring limited lifetime coverage. A.O. Smith provides warranties ranging from 6 to 12 years, often with pro-rated coverage.
Mark Bittman is a public health expert and journalist who has written extensively on food, nutrition, and healthy living. He has a wealth of knowledge to share when it comes to solving problems with appliances. In addition, he can help you choose the right appliances for your needs, optimize their performance, and keep them running smoothly.