Fast food's newest rival isn't another burger chain. It's the grocery store.

As value-seeking behaviors among consumers intensify, the grocery store deli aisle is giving fast food chains a run for their money.

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For years, fast-food chains fought to steal customers from one another. Increasingly, their biggest competition may be coming from the grocery aisle.As inflation-weary consumers rethink what counts as a good value, supermarkets' expanding prepared-food offerings are becoming a viable alternative to a drive-thru meal. New foot-traffic data from location analytics firm Placer.ai suggests that the shift is beginning to show up in Americans' choices about where to eat.Restaurant traffic has softened overall this year, but the pain hasn't been evenly distributed. Quick-service restaurants have struggled while fast-casual chains, casual dining restaurants, and fine dining have proved more resilient.One reason is that grocery stores and superstores are increasingly competing for the same dining occasions with ready-to-eat meals that offer a similar mix of convenience at a lower perceived cost, according to Placer.ai."Restaurant chains across all tiers are navigating mounting macroeconomic and competitive pressures in 2026, as rising menu prices weaken traditional value perceptions and consumers increasingly substitute grocery and other food-at-home alternatives," R.J. Hottovy, Placer.ai's head of analytical research, told Business Insider.Grocery chains are doubling down on grab-and-go mealsThe findings reinforce a broader trend already taking shape across the grocery industry.Retailers from Kroger to Whole Foods have invested heavily in prepared foods, while warehouse clubs and mass merchants have expanded grab-and-go meals, sushi counters, hot bars, and other ready-to-eat options to capture more of consumers' food spending.