Both Aldi and Walmart offer their store brands for less than name brands, but Aldi comes out a little cheaper. The package from Walmart does include five more bags than Aldi, but the cost per bag is still the deciding factor.
Is Kroger higher priced than Walmart? According to Business Insider, Walmart's groceries are about 4% cheaper than Kroger's. Besides, the most expensive groceries on Kroger's shelves are nonperishable and frozen items. Kroger is 3.3% cheaper in the “fresh” category for things like proteins, dairy, and vegetables.