By Ray Birch
ANN ARBOR, Mich.—For credit unions, the most troubling takeaway from the ACSI Finance Study 2026 may not be that banks beat them again on customer satisfaction—it’s that what once looked like a temporary reversal is now starting to look like a long-term structural shift.
Banks have now outscored credit unions in the American Customer Satisfaction Index for seven consecutive years, with the lead widening again in 2026 as banks held steady at 80 while credit unions slipped to 78. That two-point gap is the largest since 2022 and marks a continuation of a trend that has been moving in banks’ favor since 2018, the year the long-standing advantage for credit unions finally flipped.
That turning point matters because, according to Forrest Morgeson, associate professor of marketing at Michigan State University and director of research emeritus at ACSI, it aligns almost perfectly with a larger shift in how consumers began judging financial institutions. In an interview with CUToday.info, Morgeson said the years leading up to 2018 were marked by a gradual narrowing of what had once been a dominant CU lead—at times as high as 12 points in earlier years—before banks finally moved ahead as digital banking and automation became much more central to the customer experience.
“I think it’s pretty easy to understand why,” Morgeson said, pointing to the growing role of mobile apps, digital account tools, automated service capabilities and now AI-driven interactions.
Larger institutions, he said, simply have greater resources to invest in those systems and, just as importantly, can scale them across millions of customers much more efficiently than smaller institutions can. Once a large bank builds a better app, a smarter chatbot or a smoother digital onboarding tool, Morgeson noted, the marginal cost of extending that capability across a huge customer base is relatively low. For many credit unions, by contrast, the same technology may be available through vendors—but often at a proportionally higher cost and with less flexibility.
Stubborn Gap
That helps explain why the competitive gap has proven so stubborn. In this year’s ACSI data, banks improved or held their own across a wide range of operational and convenience measures, while credit unions’ slippage was tied largely to weaker ratings for website experience and the number and location of ATMs. The prior CUToday.info report also noted that banks posted gains in branch convenience, ATM convenience, in-branch transaction speed, ease of making account changes and complaint handling—all signs that banks are no longer winning only on digital polish, but are increasingly improving the end-to-end experience in ways members notice.
That last point may be especially unsettling for credit unions because it cuts into territory they have historically owned. CUs continue to score very well on traditional relationship measures, with courtesy and helpfulness of staff remaining one of their strongest attributes. But Morgeson made clear that this no longer provides the cushion it once did. Members still value personal service, but they increasingly expect that service to sit on top of a smooth digital foundation. If the mobile app is clunky, the website is frustrating, account changes are cumbersome, or ATM access feels limited, the human warmth inside the branch may not be enough to offset the friction.
Even the study’s finding that banks outperformed credit unions on branch convenience speaks to how much the competitive landscape has changed. Morgeson said that result surprised him and may not necessarily prove durable over time, especially as large banks continue closing some branches to help fund technology investments. But for now, it suggests that the historic CU edge in physical accessibility and member-friendly service cannot simply be assumed. In other words, credit unions are no longer losing only where banks are strongest; in some areas, they are now being challenged where they once differentiated most clearly.
So, why does the gap keep widening?
Morgeson’s answer is that the industry has moved into a period of what he called more aggressive technological change—one now accelerated by AI. As financial services become more dependent on digital interactions, personalization engines, virtual assistants and automated problem-solving, the institutions best positioned to absorb the cost of experimentation and deployment are likely to keep extending their lead. He said that if AI continues to mature at its current pace, it is hard to see anything other than these tools becoming even more dominant in areas that once depended on human expertise, from account servicing to financial guidance to routine support.
Forrest Morgeson
Disciplined Hybrid Strategy
That does not mean credit unions are doomed to keep losing. But Morgeson suggested the answer is not trying to outspend banks in a head-to-head technology race they are unlikely to win. Instead, he said, CUs need a more disciplined hybrid strategy: fix the “must-have” digital basics that members now view as table stakes—reliable apps, clean websites, simpler account servicing, easier money movement, better self-service—and then lean much harder into the things banks may be giving up as they automate. That means making sure members can still quickly reach a knowledgeable human, get more personalized guidance, and receive more customized service when the issue is complex, emotional or high value.
Morgeson emphasized the path back for credit unions may be less about trying to become mini-Chases and more about becoming clearly superior at being modern, accessible and unmistakably human. If the first phase of the satisfaction shift was driven by banks catching up on service while racing ahead on digital, the next phase may depend on whether credit unions can prove they offer members both: competent technology where it counts and a higher-touch experience where it matters. If they cannot, the seven-year streak may not just continue—it may harden into the new normal.
As CUToday.info reported, a new study from J.D. Power provides a different perspective, showing credit unions hold a lead over banks in customer satisfaction, but it also suggests that advantage may be starting to erode as member satisfaction slips and more consumers quietly open relationships with competing financial institutions.