Across multiple industries, there’s growing evidence from consumer surveys, academic studies, and market reports that long-standing brands are facing criticism for consistency, value perception, or service quality shifts over time.
1. Starbucks
Multiple customer satisfaction studies show mixed perceptions of value and quality.
For example, a 2025 peer-reviewed consumer survey found that only about 33% of respondents were clearly satisfied with product quality, while 40% felt pricing was too high relative to value (Pen Acclaims | Pen Acclaims). At the same time, operational strain like longer wait times has been widely reported in industry analysis and media coverage, contributing to declining “customer experience scores” in some locations (New York Post).
2. McDonald’s
Fast food industry research consistently highlights tension between efficiency, pricing, and perceived portion value.
Consumer trend reports in the U.S. and Europe show recurring feedback that customers feel “less value for money” as menu prices rise faster than perceived portion or ingredient quality improvements (as tracked in multiple QSR industry surveys over recent years). This aligns with broader quick-service restaurant inflation studies showing declining perceived affordability even as sales remain strong.
3. Nike
Athletic apparel studies and consumer review aggregations frequently point to durability concerns in certain product lines compared to earlier generations.
While Nike remains a dominant brand globally, retail feedback datasets and product review analyses often show increasing mentions of “material thinness” and “shorter lifespan,” especially in entry-to-mid tier footwear lines as production scales globally.
4. Apple
Apple consistently scores very high in satisfaction surveys (often above 80% in premium device categories), but repairability and incremental upgrade criticism appear in independent consumer reports.
For example, repairability indexes from consumer advocacy groups have repeatedly ranked newer devices lower due to sealed components and limited user-serviceability, even while satisfaction remains high.
5. Subway
Consumer perception studies in the quick-service sandwich category have shown long-term declines in perceived ingredient consistency and customization satisfaction.
Independent customer feedback surveys across North America frequently cite variation between locations as a key driver of dissatisfaction, despite ongoing brand repositioning efforts.
6. Hershey
Taste perception changes are commonly discussed in consumer sensory studies, where even small formula adjustments (sugar, cocoa sourcing, emulsifiers) can trigger noticeable differences in reported taste experience.
While Hershey maintains strong brand loyalty, food science research shows that formulation changes over time often correlate with shifts in “nostalgic taste matching” reported by long-term consumers.