Best Home Generator Brands

Customer Ratings of Top BRANDS in the 2025 America's Most Trusted Study

Home generators have emerged as essential tools for safeguarding comfort and security in an age marked by increasing climate unpredictability and the growing frequency of power outages. These devices provide backup power during emergencies and enhance everyday life's convenience, enabling homeowners to maintain their routines without interruption. Key features such as fuel efficiency, noise levels, and ease of use can significantly influence a consumer’s decision, as potential buyers weigh the benefits of reliability and functionality against their unique needs and circumstances.

Yet, in a market flooded with options, brand trust stands out as pivotal to consumer decision-making. When investing in a home generator, consumers often seek assurances that they are choosing a reliable and reputable product that will perform as promised. The stakes are high; a malfunctioning generator can leave a family vulnerable in a crisis. As a result, shoppers gravitate toward brands that evoke confidence through positive reputation, consistent quality, and robust customer support. Brand trust becomes a crucial differentiator, guiding consumers toward choices that align not just with their immediate needs, but also with their long-term expectations.

To delve deeper into this vital aspect of consumer behavior, we turn our attention to the America’s Most Trusted® study. This comprehensive survey evaluates how different consumers perceive home generator brands. This study aims to unravel the complexities of brand loyalty in the generator market, providing insights into which companies have earned the highest trust ratings among shoppers.


2025 America’s Most Trusted Study

Launched over a decade ago, America’s Most Trusted® has evolved into a critical resource for brands seeking to grasp the profound impact of trust on consumer purchasing behavior. The importance of trust in fostering business success is widely acknowledged among leading companies, and this study has become the definitive measure for evaluating brand credibility. With its annual updates released each January, America’s Most Trusted® provides invaluable insights that help brands align their strategies with consumer expectations and enhance their market presence.

At the heart of this study lies the concept of brand trust, which encapsulates a customer’s confidence in a brand’s ability to deliver on its commitments. For consumers shopping for home generators, this trust is particularly crucial, as it informs their decisions during times of uncertainty and potential crisis. When consumers have faith in a brand, they are not only more likely to purchase its products but also to recommend them to friends and family. This cycle of trust fosters deep customer loyalty, as individuals gravitate toward brands they believe will consistently meet their needs.

The methodology behind the America’s Most Trusted® study is both rigorous and comprehensive. Conducted by Lifestory Research, the study includes over 75 specialized product assessments annually, gathering feedback from thousands of consumers regarding their perceptions and experiences with various brands. Specifically for home generators, the study measures how much trust individuals place in different brands when making their selections. This is quantified using the Net Trust Quotient Score (NTQS), a carefully crafted metric that incorporates social and opinion science research principles to provide reliable, consumer-driven insights.

The findings of the America’s Most Trusted® study are invaluable for anyone navigating the home generator market. By analyzing consumer feedback and trust ratings, the study reveals which brands resonate most strongly with buyers. This data not only highlights the most trusted home generator brands but also offers a clear perspective on what factors contribute to consumer confidence. In the following sections, we will delve into the results of this year's study, identifying the standout brands and exploring the reasons behind their strong reputation among consumers.

What are the most trustworthy brands in America?  What companies do people see as trustworthy? What are the top brands people trust the most? 


2025 America’s Most Trusted Home Generator

The Lifestory Research 2025 America’s Most Trusted® Home Generator Study found Generac to be the most trusted brand among people considering the purchase of a home generator. With the Net Trust Quotient Score of 115.0, Generac had the highest trust rating among the most popular home generator brands. Generac has been rated the most trusted home backup generator three years in a row in the Lifestory Research study. Brands that retain the top spot in the annual study represent brands with deep trust and strong customer relationships.

The Lifestory Research 2025 America’s Most Trusted® Home Generator ranking is based on 4,492 opinions of people surveyed in the United States over the last 12 months. Generac, Kohler, Trane, Honeywell, Briggs & Stratton, Cummins, Siemens, and Champion were the most trusted home generator brands. 

The table below shows the generator rankings among the top home generator brands in the 2025 America’s Most Trusted® study.

TOP 8 Ranked Home Generator Brands – 2025 Customer Ratings

1Generac115.0★★★★★
2Kohler109.1☆☆☆
3Trane108.6☆☆☆
4Honeywell107.8☆☆
5Briggs & Stratton107.5☆☆
6Cummins106.7☆☆
7Siemens102.3☆☆
8Champion101.8☆☆

No promotional use or advertising can be made of America's Most Trusted® survey results without the express prior written consent of Lifestory Research. America's Most Trusted® is a registered trademark of Lifestory with all rights reserved. Study results are based on survey responses and should not be considered legal or financial advice. Your experiences may vary. 

Looking for quality customer ratings of products to make informed and trusted purchasing decisions? Discover genuine customer reviews that focus on various products' quality, reliability, and trustworthiness. Our independent research offers detailed product ratings, insights into quality, performance, durability, and overall value for money based on customer trust ratings. Explore the latest customer reviews to ensure you're making a purchase based on trustworthy ratings and superior quality, so you can buy with confidence!  See the results of 75 different product studies here.

Brands Ranked in Study

The Lifestory Research America’s Most Trusted® research study actively surveys home generator shoppers throughout the year in the United States. The study is focused on measuring consumers' opinions of the market's most recognized home generator brands. In the study, consumers rate their trust in the home generator brand.

Here, we provide information on the brands in the 2025 America’s Most Trusted® study. The brands are presented in the order they ranked in the 2025 America’s Most Trusted® study.

  1. Generac

    Generac is a prominent player in the home generator market, offering backup power solutions for residential and commercial use. Founded in 1959 and based in Waukesha, Wisconsin, the company specializes in manufacturing a range of generators. Their products include features such as automatic transfer switches, which allow for seamless transition during power outages, and various generator sizes to accommodate different energy needs. Generac’s focus is on reliability, providing consumers with options designed to maintain power during disruptions.


  2. Kohler

    Kohler Power is a division of Kohler Co., which was established in 1873 and is headquartered in Kohler, Wisconsin. The brand provides both residential and industrial generators. Kohler generators are designed for durability and are equipped with features like sound-attenuated enclosures that help minimize noise during operation. The brand’s long-standing presence in the industry supports its reputation for producing reliable power solutions suitable for various applications.


  3. Trane

    Trane is primarily recognized for its heating, ventilation, and air conditioning (HVAC) systems, but it also offers home generators. The company operates under Trane Technologies plc and is headquartered in Swords, Dublin, Ireland, with a history that dates back to 1913. Trane generators are intended to integrate with their HVAC products, focusing on energy management and efficiency. This connection allows for a comprehensive approach to home comfort during power outages.


  4. Honeywell

    Honeywell, founded in 1906 and headquartered in Charlotte, North Carolina, operates across multiple sectors, including residential power solutions through its Honeywell Home brand. Their generators are part of a broader portfolio that includes various technologies. Features such as remote monitoring and automatic startup help users manage their power supply effectively. Honeywell aims to address modern consumer needs with practical solutions for home energy management.


  5. Briggs & Stratton

    Briggs & Stratton has been a significant name in outdoor power equipment since its founding in 1908. Headquartered in Wauwatosa, Wisconsin, the company produces a range of generators and engines. Their generators are designed for ease of use and reliability, with features that include straightforward controls and a focus on long-term performance. Briggs & Stratton targets homeowners looking for dependable power solutions.


  6. Cummins

    Cummins Inc. is a global provider of power solutions, known primarily for its engines and power systems. Founded in 1919 and based in Columbus, Indiana, the company also manufactures home generators as part of its Power Generation segment. Cummins generators include technology for remote monitoring and automatic load management, allowing for efficient operation. The brand’s focus is on providing consistent performance for consumers needing backup power.


  7. Siemens

    Siemens AG, with a history dating back to 1847 and headquarters in Munich, Germany, operates in multiple sectors, including power generation. Through its Siemens Smart Infrastructure segment, the company offers home generators that integrate with other energy management systems. Siemens aims to provide reliable power solutions that help users optimize energy use and improve overall efficiency in residential settings.


  8. Champion

    Champion Power Equipment specializes in portable and home standby generators. Founded in 2003 and headquartered in Santa Fe Springs, California, the company focuses on producing practical power solutions. Their generators include features like electric start options and dual fuel capabilities, which provide users with flexibility for various power needs. Champion targets consumers seeking straightforward and cost-effective backup power options.

  • Foundational Principles

    At Lifestory Research, we pride ourselves on being an independent research company committed to delivering unbiased and accurate insights into consumer behavior. Unlike many studies that lean on expert opinions or committees, our approach is rooted firmly in the voices of consumers themselves. This commitment ensures that our findings seek to reflect public sentiment.

    By prioritizing consumer opinions, we effectively eliminate the biases that can come from personal agendas or industry affiliations. Our research methodology captures a wide array of perspectives, allowing our results to be representative of the broader population.

    Core Principles of Quality Research

    We uphold several foundational principles that define top-tier consumer research:

    • Reliability: We ensure our research consistently produces accurate results.

    • Validity: Our methods guarantee we measure what we intend to measure.

    • Objectivity: We take great care to avoid bias throughout the research process.

    • Generalizability: Our findings can be applied to the larger population.

    Our Commitment to Excellence

    Lifestory Research adheres to these principles through a series of rigorous practices:

    • Rigorous Sampling Methods: We carefully select representative samples to generalize our findings to the broader population.

    • Standardized Survey Instruments: These ensure consistency and reliability in data collection.

    • Quality Control Measures: Our team meticulously reviews and analyzes data to identify and rectify inconsistencies.

    • Ethical Standards: We prioritize the well-being of our participants and uphold their privacy throughout the research process.

    When you explore our findings, you can trust that they are grounded in the authentic opinions of real people. This dedication to integrity makes our research a valuable resource for businesses and consumers.

  • What Is the America’s Most Trusted® Study?

    The America’s Most Trusted® study focuses on evaluating brands that offer products or services to consumers in their homes, particularly in the residential new home industry. Instead of attempting to survey every brand, the study specifically targets the largest and most impactful brands in this sector.

    How Does the Survey Work?

    Conducted throughout the year, the America’s Most Trusted® survey aims to gather consumer opinions while minimizing biases that might arise from external events or trends. This year-long approach helps capture a more accurate snapshot of consumer sentiments.

    Participants are surveyed based on specific criteria, such as whether they are actively considering a purchase in a relevant category—like buying a home, faucet, HVAC. Only those who express familiarity with a brand are invited to share their opinions on its trustworthiness, ensuring that the study reflects genuine consumer insights.

    The Importance of Brand Awareness

    An essential component of the study is brand awareness. Participants are first asked to identify brands they recognize. Only those who are familiar with a brand proceed to answer questions about it. This criterion ensures that only brands with sufficient public recognition are included in the final trust rankings.

    Sampling Methodology

    The study employs a non-probability sampling design, relying on online panels to recruit participants. Online panels are organizations that have an established relationship with consumers who agree to complete opinion surveys. Lifestory randomly ask consumers questions that identify consumers shopping for a specific product. Qualified consumers complete an online survey in which they are asked a set of questions about specific product brands.

    The number of people completing a survey is referred to as the sample size. Each of the America’s Most Trusted studies seek to obtain a sample size that is large enough to be representative. The sample size is also designed to collect a large number of consumer opinions to minimize error and to assure the study results reflect the majority of consumers sentiment about a brand.

    Calculating Trust Scores

    At the heart of the America’s Most Trusted® study is the Net Trust Quotient Score. Participants evaluate brands based on their trustworthiness through a series of targeted questions. The responses are then categorized into three groups:

    • Advocates: Consumers who express strong trust in the brand.

    • Neutrals: Those who trust the brand but do not consider it superior to others.

    • Antagonists: Consumers with little to no trust in the brand.

    These evaluations are quantified using a statistical method called a z-score, which standardizes the responses, allowing for easy comparison across brands. The results are ultimately transformed into T scores, which are more intuitive for understanding how each brand ranks relative to the mean score of all brands surveyed.

    Additional information about the study can be found on the survey methodology page of this website.

Additional insights and questions about the America’s Most Trusted® study can be found in the frequently asked questions section of this website.