I took the same weekly grocery list and $150 budget for my family of four to Aldi and Walmart. Many prices were similar, but Aldi generally had the items I needed for less. Even though my Walmart haul ...

I spend $40 shopping at Aldi for two on a biweekly basis, and I took that grocery list to Walmart. I bought similar items at Walmart and compared prices between the chains based on cost per ounce.

Scan, show, save: Use the Walmart app’s barcode scanner to find the exact item and price, then flash the product page at checkout—most stores will match on the spot if it’s the identical item and in ...