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About Trane4min read

Finding the Best Trane Furnace: Efficiency, Quiet Operation, and Value

Find out which furnaces rank the highest for efficiency, noise level, and overall value.

November 27, 2023

Selecting the ideal furnace for your home is a big decision. Not only is it expensive, but there are important considerations for every homeowner, depending on your priorities. Is energy efficiency important to you? Are you looking for the quietest operation? How budget-friendly do you want your furnace to be? Or, you may be looking for a furnace that hits all three criteria. 

In this comprehensive guide, we'll help you navigate your next furnace purchase by focusing on three key aspects: energy efficiency, sound levels, and overall value. By understanding these categories, you'll be better equipped to make an informed decision and find the best Trane furnace that suits your needs.

Key Considerations for Your Next Home Furnace

While your local HVAC specialist is your ultimate resource for understanding the latest equipment and what's best for your home, there are some fundamental considerations you should make before buying a new furnace

Energy Efficiency

Furnaces, like air conditioners and most other home appliances, consume energy to function. Notably, some furnaces are more energy-efficient than others. To distinguish between them, you can rely on the Annual Fuel Utilization Efficiency (AFUE) rating, which measures a gas furnace's efficiency in converting fuel to energy. A higher AFUE indicates greater energy efficiency, potentially reducing monthly energy costs. Standard efficiency is typically rated at 80 percent AFUE, while high efficiency is at 90 percent AFUE and above.

Sound Level

For residences located in areas with strict noise level standards or where space is limited, having a quiet furnace is paramount. The sound level of a furnace can be influenced by moving parts such as blower motors, fans, and the quality of cabinet insulation. Furnaces are often rated with a Nominal Sound Level, measured in decibels. Higher numbers denote louder units.


Value doesn't necessarily mean opting for the lowest-priced unit. At Trane, value is determined by identifying a furnace with a high-efficiency rating and modern features while remaining more budget-friendly than the most advanced units. It's akin to the Goldilocks principle – not too high, not too low, just right.

Best Trane Furnaces

Let's explore the Trane furnaces that excel in these categories.

The Most Efficient Furnace: Trane 96 Modulating Variable Speed Gas Furnace

The Trane 96 Modulating Variable Speed Gas Furnace gas furnace is a paragon of efficiency with an impressive AFUE rating of 97.3 percent. Such energy efficiency can potentially lead to annual energy cost savings of up to 38 percent*. It's also Energy Star Qualified, and it features a variable-speed blower motor and communicating technology to calibrate and maintain your home at an optimal temperature continuously. By avoiding spikes in energy consumption, this furnace helps you save on energy bills while keeping your home comfortable.

The Quietest Furnace: Trane 97 Two-Stage Variable Speed

The Trane 97 Two-Stage Variable Speed Gas Furnace gas furnace combines outstanding energy efficiency with silent operation. With an AFUE rating of 97 percent and an insulated cabinet, this furnace operates quietly, making it ideal for homes in noise-sensitive areas. It's also Energy Star Qualified and includes the patented Vortica II blower for improved noise reduction.

The Best Value Furnace: Trane 96 Single-Stage Gas Furnace

We've identified the Trane 96 Single-Stage Gas Furnace gas furnace as the best value option due to its efficient performance and competitive price point. With an AFUE rating of up to 96 percent, it falls into the category of "high-efficiency" furnaces. If you're replacing an older, standard, or lower-rated unit, you can expect to see substantial energy savings without breaking the bank.

Other Key Considerations for Your Next Furnace

While energy efficiency and noise levels are important factors, there are other crucial considerations that should guide your purchase. Here are some often-overlooked aspects you need to know before buying a new furnace.

Fuel Type 

One of the primary considerations when selecting a furnace is the type of fuel it uses. Furnaces can be powered by various fuel sources, including natural gas, propane, electricity, and oil. Each fuel type has its advantages and drawbacks. Your choice should be influenced by factors such as fuel availability, cost, and environmental impact. It's important to assess which fuel source aligns with your preferences and local conditions.

Furnace Size 

Understanding the correct furnace size for your home is essential for efficient heating. It's determined by a heating load calculation, considering factors like your home's size, insulation, and local climate. Oversized furnaces can lead to inefficiency, while undersized ones may struggle to heat your home adequately. The right size ensures optimal performance, energy efficiency, and consistent home comfort. Consulting an HVAC professional for a heating load calculation is the key to finding the perfect furnace size for your specific needs.

Compatibility with Existing Systems 

Before investing in a new furnace, evaluate how well it integrates with your existing heating system. Check if the new unit can seamlessly connect with your current ductwork, thermostat, and other components. A professional HVAC technician can help you determine the compatibility and advise on necessary adjustments or upgrades. Ensuring a smooth transition between old and new systems can save you time and money during the installation process.

Warranty and Customer Support 

Look beyond the furnace's specifications and consider the warranty and customer support offered by the manufacturer. A robust warranty provides you with peace of mind and financial protection in the event of unexpected issues. Investigate the reputation and customer reviews of both the brand and the specific furnace model you're considering. A manufacturer with a track record of reliable customer service and support can make a significant difference in your overall experience as a homeowner.

Your Customized Trane Furnace Solution

Keep in mind that the perfect furnace for your home depends on various factors, including your location, home size, and specific requirements. For a tailored evaluation, your local Trane Comfort Specialist is ready to assist you. They will conduct a personalized assessment and collaborate with you to identify the most suitable furnace for your unique needs.

Don't underestimate the difference a well-chosen furnace can make in your home. By investing in an efficient and reliable heating system, you'll enjoy a cozy and energy-efficient winter.

*Energy savings calculated based on a comparison with a furnace rated at 60 percent AFUE. Actual savings may vary depending on factors such as your personal lifestyle, system settings and usage, equipment maintenance, local climate, construction, installation of equipment, and duct systems.

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