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.

What should I not buy at Aldi?

Is everything cheaper at Aldi?

As a result, Aldi is one of the cheapest grocery stores in the U.S. The store claims you can save as much as 50% over national brands when you choose its store-brand products. ... Another analysis found Aldi's prices were 22% cheaper than Wal-Mart's.