When people join Costco or Sam's Club, most consider the membership fee relatively irrelevant. If you buy regularly at either chain, you certainly get that money back in savings over time, and one big-ticket purchase can more than fully pay back the cost of joining.

There's a long rivalry between big bulk stores like Costco and Sam's Club. We did some digging and found that there are some things Sam's Club does better.

If you’re a mom like me, you know one thing: babies somehow go through more diapers and formula than seems