Costco vs. Sam's Club: Which Warehouse Club Is Best for Your Wallet?

In comparing Costco vs. Sam's Club, which comes out ahead? We checked how they stack up in several areas including better return policy and best store credit card. Here's what we found.

Woman pushes shopping cart in supermarket.
(Image credit: Getty Images)

With more than 600 locations each, Costco and Sam's Club are the most popular warehouse clubs in the country. Becoming a member of either store can help you save big on groceries and other household essentials, thanks to each store's deals and discounts on essential items. However, with so many variables to compare, it can be tricky to decide which is better for you. 

For that reason, we've looked at how Costco and Sam's Club stack up in several different categories to help you choose between the two.

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Erin Bendig
Personal Finance Writer

Erin pairs personal experience with research and is passionate about sharing personal finance advice with others. Previously, she was a freelancer focusing on the credit card side of finance, but has branched out since then to cover other aspects of personal finance. Erin is well-versed in traditional media with reporting, interviewing and research, as well as using graphic design and video and audio storytelling to share with her readers.

With contributions from