A comparison is being made between Costco and Sam's Club, with various outlets evaluating which store offers better products and services. The comparison includes specific items such as rotisserie chicken, heat-and-eat dinners, and summer cookout staples, as well as the overall value of their membership programs. Some outlets are also highlighting differences in the stores' approaches and offerings, with one report noting a significant move made by Sam's Club that Costco has not considered.