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

(Image credit: iStockphoto)

With more than 600 locations each, Costco and Sam's Club are the most popular warehouse clubs in the country.

We checked how they stack up in several categories -- from who has the better return policy to store credit card. Here's what we found.

Kaitlin Pitsker
Associate Editor, Kiplinger's Personal Finance
Pitsker joined Kiplinger in the summer of 2012. Previously, she interned at the Post-Standard newspaper in Syracuse, N.Y., and with Chronogram magazine in Kingston, N.Y. She holds a BS in magazine journalism from Syracuse University's S.I. Newhouse School of Public Communications.