It’s well established that BJ’s, Costco and Walmart can beat Wegmans prices. But how do the top chains compare?
In February, Consumer Reports surveyed the costs of selected items relative to Walmart and produced the following chart:

The CR report came out a week before the U.S. bombed Iran, resulting in the closing of the Strait of Hormuz and higher energy prices around the globe, which in turn caused grocery bills to skyrocket. The report hasn’t been updated, but it’s likely that the patterns continue. The guys with the biggest orders are likely to get the cheapest rates.
To compare current prices in your area, check GroceryChop. You can find prices by ZIP code. And it’s free.
