Costco / Sam's Club / BJ's Member-Only Deal

Sam's Beats Costco on Detergent This Week

A head-to-head scorecard for May 19–25, 2026. Sam's Club wins five of nine categories — Tide, Cascade pods, Hefty bags, cetirizine, and eggs. Costco leads on gas and toilet paper per-square-foot. BJ's wins the week on tires ($140 off Goodyear through May 31). Includes cherry-picker's route, three-tier membership break-even table, and an end-of-month expiry alert.