'The results shocked me': A shopper compared 32 items at Walmart and Costco — and one store was nearly 26% cheaper

By this method, only a handful of retailers beat Walmart for value, including Costco, which, with average prices 21% lower ...

'The results shocked me': A shopper compared 32 grocery items at Walmart and Costco — and one store was nearly 26% cheaper overall

It can be difficult and time-consuming to comparison shop, but it can also help you save a lot of money ...